What color is #EFEF9B?

#EFEF9B is a light, vivid yellow. In RGB it is rgb(239, 239, 155), and in HSL hsl(60, 72%, 77%).

Is #EFEF9B accessible as text?

On white, #EFEF9B has a contrast ratio of 1.20:1 (fails WCAG AA for body text); on black it is 17.49:1 (passes). For text placed on #EFEF9B, use black for the best readability.

What is the closest Tailwind color to #EFEF9B?

The nearest Tailwind CSS token is amber-200 (#FEE685).

What colors go well with #EFEF9B?

#EFEF9B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #9A9AEF. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #EFEF9B below.

Is #EFEF9B good for buttons?

#EFEF9B works well for buttons and highlights, but use black text on #EFEF9B — white text only reaches 1.20:1, below the 4.5:1 needed for normal-size labels.

Is #EFEF9B the same as CSS khaki?

No — #EFEF9B is not the CSS named color khaki, but khaki (#F0E68C) is the closest CSS named color.

#EFEF9B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #EFEF9B

Not just a swatch — here's how #EFEF9B works with other colors. Named schemes with #EFEF9B in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #EFEF9B Secondary #B16909 Accent #6D7A49 Surface #F2ECDD Anchor #3A2B1F

This palette keeps Buttercream as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Botanical Studio Lead · 5 colors

Lead #EFEF9B Secondary #526A37 Accent #B16909 Surface #EFE9D6 Anchor #3D2F21

Buttercream leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Desert Clay Center · 5 colors

Center #EFEF9B Surface #DFD0A8 Secondary #AD7C50 Accent #8F9A71 Anchor #3D2D1F

Buttercream holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.

Coastal Morning Lead · 5 colors

Lead #EFEF9B Accent #A9C4B8 Surface #E3D8BE Secondary #9AA09F Anchor #173647

Buttercream opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #EFEF9B Secondary #FCFDE0 Support #999186 Ink #17140F

Buttercream is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Buttercream carrying the quiet middle.

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Color Lab

How #EFEF9B actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 66/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 74/100

High

Soft and easy on the eye — gentle backdrops, calm surfaces.

Depth 7/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 79/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 11/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 41/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 6/100

Very low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 62/100

High

Calm enough for large fills — backgrounds, cards, sections.

Print safety 81/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #EFEF9B

For UI

For branding

For interior

For fashion

People also use #EFEF9B with

Apricot Mint Green Cornflower Blue Platinum Army Green

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AAA

Body text Do not use for body copy on light surfaces. Avoid

Large display Only on dark surfaces. Avoid

Background Pair with #141310 text at 15.5:1. Use

Subtle surface Use #F9F9ED for cards and hover fills. Tint 80

Avoid beside #D2EF9A — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #EFEF9B at work across the surfaces designers actually ship.

Website / UI

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A working theme, generated in seconds.

Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #EFEF9B;
  --color-base-rgb: 239 239 155;
  --color-base-oklch: oklch(93.3% 0.105 108.3);
  --color-50: #FDFDF1;
  --color-100: #FAFADB;
  --color-200: #F3F3B9;
  --color-300: #E6E689;
  --color-400: #D5D55D;
  --color-500: #BABA3B;
  --color-600: #8E8E34;
  --color-700: #64642A;
  --color-800: #42421F;
  --color-900: #282815;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  buttercream: {
    50: '#FDFDF1',
    100: '#FAFADB',
    200: '#F3F3B9',
    300: '#E6E689',
    400: '#D5D55D',
    500: '#BABA3B',
    600: '#8E8E34',
    700: '#64642A',
    800: '#42421F',
    900: '#282815',
  },
}

$base: #EFEF9B;
$base-ink: #141310;
$base-50: #FDFDF1;
$base-100: #FAFADB;
$base-200: #F3F3B9;
$base-300: #E6E689;
$base-400: #D5D55D;
$base-500: #BABA3B;
$base-600: #8E8E34;
$base-700: #64642A;
$base-800: #42421F;
$base-900: #282815;
$base-hover: #E4E457;
$base-subtle: #F7F7E4;

{
    "color": {
        "base": {
            "value": "#EFEF9B",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDFDF1",
                "type": "color"
            },
            "100": {
                "value": "#FAFADB",
                "type": "color"
            },
            "200": {
                "value": "#F3F3B9",
                "type": "color"
            },
            "300": {
                "value": "#E6E689",
                "type": "color"
            },
            "400": {
                "value": "#D5D55D",
                "type": "color"
            },
            "500": {
                "value": "#BABA3B",
                "type": "color"
            },
            "600": {
                "value": "#8E8E34",
                "type": "color"
            },
            "700": {
                "value": "#64642A",
                "type": "color"
            },
            "800": {
                "value": "#42421F",
                "type": "color"
            },
            "900": {
                "value": "#282815",
                "type": "color"
            }
        }
    }
}

Palettes built on #EFEF9B

Color Lab

Pairs with #EFEF9B

UI roles & guardrails

In real applications

Scales

Every model

Export