What color is #21230D?

#21230D is a very dark yellow. In RGB it is rgb(33, 35, 13), and in HSL hsl(65, 46%, 9%).

Is #21230D accessible as text?

On white, #21230D has a contrast ratio of 16.02:1 (passes WCAG AA for body text); on black it is 1.31:1 (fails). For text placed on #21230D, use white for the best readability.

What is the closest Tailwind color to #21230D?

The nearest Tailwind CSS token is olive-900 (#1D1D16).

What colors go well with #21230D?

#21230D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #0E0C22. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #21230D below.

Is #21230D good for buttons?

#21230D works well for buttons and highlights, but use white text on #21230D — black text only reaches 1.31:1, below the 4.5:1 needed for normal-size labels.

Is #21230D the same as CSS darkslategray?

No — #21230D is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#21230D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #21230D

Not just a swatch — here's how #21230D works with other colors. Named schemes with #21230D in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #21230D Secondary #516A37 Accent #B06906 Surface #EFE9D6 Anchor #3D2F21

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

Vintage Leather Lead · 5 colors

Lead #21230D Secondary #774C1E Surface #E7DAC0 Accent #3E513E Anchor #5B2325

Graphite plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Japanese Sand Base · 5 colors

Base #21230D Surface #EEE9DC Highlight #F6F1E7 Secondary #B8B09F Ink #2B2723

Graphite 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.

Luxury Packaging Feature · 5 colors

Feature #21230D Anchor #141210 Accent #C5A44B Secondary #292A1F Surface #F2EDE3

Graphite 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #21230D Secondary #44453D Support #999186 Ink #17140F

Graphite 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 Graphite carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #21230D 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 55/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 26/100

Low

Firm and assertive — carries weight and contrast.

Depth 71/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 42/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 72/100

High

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 14/100

Very low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 16/100

Very low

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

Surface fit 58/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 93/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #21230D

For UI

For branding

For interior

For fashion

People also use #21230D with

Bistre Graphite Jet Black Platinum Army Green

UI roles & guardrails

Primary action Safe as a filled button with white label. AAA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 16.0:1. Use

Subtle surface Use #DDE0C1 for cards and hover fills. Tint 80

Avoid beside #19220C — 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 #21230D 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: #21230D;
  --color-base-rgb: 33 35 13;
  --color-base-oklch: oklch(24.8% 0.037 113.4);
  --color-50: #FBFBF3;
  --color-100: #F3F5E1;
  --color-200: #E6E9C4;
  --color-300: #D0D59A;
  --color-400: #B9BF73;
  --color-500: #9CA352;
  --color-600: #797E44;
  --color-700: #575A35;
  --color-800: #3A3C25;
  --color-900: #242518;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#FBFBF3',
    100: '#F3F5E1',
    200: '#E6E9C4',
    300: '#D0D59A',
    400: '#B9BF73',
    500: '#9CA352',
    600: '#797E44',
    700: '#575A35',
    800: '#3A3C25',
    900: '#242518',
  },
}

$base: #21230D;
$base-ink: #FFFFFF;
$base-50: #FBFBF3;
$base-100: #F3F5E1;
$base-200: #E6E9C4;
$base-300: #D0D59A;
$base-400: #B9BF73;
$base-500: #9CA352;
$base-600: #797E44;
$base-700: #575A35;
$base-800: #3A3C25;
$base-900: #242518;
$base-hover: #191B0A;
$base-subtle: #CED2A1;

{
    "color": {
        "base": {
            "value": "#21230D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBFBF3",
                "type": "color"
            },
            "100": {
                "value": "#F3F5E1",
                "type": "color"
            },
            "200": {
                "value": "#E6E9C4",
                "type": "color"
            },
            "300": {
                "value": "#D0D59A",
                "type": "color"
            },
            "400": {
                "value": "#B9BF73",
                "type": "color"
            },
            "500": {
                "value": "#9CA352",
                "type": "color"
            },
            "600": {
                "value": "#797E44",
                "type": "color"
            },
            "700": {
                "value": "#575A35",
                "type": "color"
            },
            "800": {
                "value": "#3A3C25",
                "type": "color"
            },
            "900": {
                "value": "#242518",
                "type": "color"
            }
        }
    }
}