What color is #FEF31F?

#FEF31F is a medium, vivid yellow. In RGB it is rgb(254, 243, 31), and in HSL hsl(57, 99%, 56%).

Is #FEF31F accessible as text?

On white, #FEF31F has a contrast ratio of 1.16:1 (fails WCAG AA for body text); on black it is 18.05:1 (passes). For text placed on #FEF31F, use black for the best readability.

What is the closest Tailwind color to #FEF31F?

The nearest Tailwind CSS token is yellow-300 (#FFDF20).

What colors go well with #FEF31F?

#FEF31F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #202BFE. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #FEF31F below.

Is #FEF31F good for buttons?

#FEF31F works well for buttons and highlights, but use black text on #FEF31F — white text only reaches 1.16:1, below the 4.5:1 needed for normal-size labels.

Is #FEF31F the same as CSS yellow?

No — #FEF31F is not the CSS named color yellow, but yellow (#FFFF00) is the closest CSS named color.

#FEF31F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #FEF31F

Not just a swatch — here's how #FEF31F works with other colors. Named schemes with #FEF31F in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #FEF31F Secondary #E4743C Accent #DFA327 Anchor #5F394B Surface #F2E9D6

Canary Yellow glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Japanese Sand Base · 5 colors

Base #FEF31F Surface #EFE9DC Highlight #F6F1E7 Secondary #B8AF9F Ink #2B2723

Canary Yellow sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Warm Autumn Interior Dominant · 5 colors

Dominant #FEF31F Secondary #B1690A Accent #6D7A48 Surface #F3ECDD Anchor #3A2B1F

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

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #FEF31F Secondary #FFFEC8 Support #999186 Ink #17140F

Canary Yellow 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 Canary Yellow carrying the quiet middle.

Luxury Packaging Feature · 5 colors

Feature #FEF31F Anchor #141210 Accent #C6A34B Secondary #2A2A1E Surface #F2EDE3

Canary Yellow carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Build a working theme in the generator →

Color Lab

How #FEF31F 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 78/100

Warm

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

Softness 57/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 6/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 28/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 16/100

Very low

Clean and current — no dusty, aged cast.

Luxury 9/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 76/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 5/100

Very low

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

Surface fit 50/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 65/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #FEF31F

For UI

For branding

For interior

For fashion

People also use #FEF31F with

Mango Tango Chartreuse Cerulean Greige 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 16.0:1. Use

Subtle surface Use #F9F7D9 for cards and hover fills. Tint 80

Avoid beside #BFFE20 — 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 #FEF31F at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

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: #FEF31F;
  --color-base-rgb: 254 243 31;
  --color-base-oklch: oklch(94.3% 0.197 106.2);
  --color-50: #FEFEF0;
  --color-100: #FDFBD8;
  --color-200: #FCF8B1;
  --color-300: #F7F178;
  --color-400: #EBE347;
  --color-500: #D2C923;
  --color-600: #9F9823;
  --color-700: #6F6B1F;
  --color-800: #484619;
  --color-900: #2C2B11;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  canary-yellow: {
    50: '#FEFEF0',
    100: '#FDFBD8',
    200: '#FCF8B1',
    300: '#F7F178',
    400: '#EBE347',
    500: '#D2C923',
    600: '#9F9823',
    700: '#6F6B1F',
    800: '#484619',
    900: '#2C2B11',
  },
}

$base: #FEF31F;
$base-ink: #141310;
$base-50: #FEFEF0;
$base-100: #FDFBD8;
$base-200: #FCF8B1;
$base-300: #F7F178;
$base-400: #EBE347;
$base-500: #D2C923;
$base-600: #9F9823;
$base-700: #6F6B1F;
$base-800: #484619;
$base-900: #2C2B11;
$base-hover: #E3D801;
$base-subtle: #F7F4C4;

{
    "color": {
        "base": {
            "value": "#FEF31F",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEFEF0",
                "type": "color"
            },
            "100": {
                "value": "#FDFBD8",
                "type": "color"
            },
            "200": {
                "value": "#FCF8B1",
                "type": "color"
            },
            "300": {
                "value": "#F7F178",
                "type": "color"
            },
            "400": {
                "value": "#EBE347",
                "type": "color"
            },
            "500": {
                "value": "#D2C923",
                "type": "color"
            },
            "600": {
                "value": "#9F9823",
                "type": "color"
            },
            "700": {
                "value": "#6F6B1F",
                "type": "color"
            },
            "800": {
                "value": "#484619",
                "type": "color"
            },
            "900": {
                "value": "#2C2B11",
                "type": "color"
            }
        }
    }
}

Palettes built on #FEF31F

Color Lab

Pairs with #FEF31F

UI roles & guardrails

In real applications

Scales

Every model

Export