What color is #210907?

#210907 is a very dark red. In RGB it is rgb(33, 9, 7), and in HSL hsl(5, 65%, 8%).

Is #210907 accessible as text?

On white, #210907 has a contrast ratio of 18.97:1 (passes WCAG AA for body text); on black it is 1.11:1 (fails). For text placed on #210907, use white for the best readability.

What is the closest Tailwind color to #210907?

The nearest Tailwind CSS token is taupe-900 (#1D1816).

What colors go well with #210907?

#210907 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #071F22. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #210907 below.

Is #210907 good for buttons?

#210907 works well for buttons and highlights, but use white text on #210907 — black text only reaches 1.11:1, below the 4.5:1 needed for normal-size labels.

Is #210907 the same as CSS black?

No — #210907 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#210907 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #210907

Not just a swatch — here's how #210907 works with other colors. Named schemes with #210907 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #210907 Secondary #B76325 Accent #777743 Surface #F4EBDD Anchor #3B2A21

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

Vintage Leather Lead · 5 colors

Lead #210907 Secondary #7B4927 Surface #EAD9C0 Accent #43503A Anchor #5A222E

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

Desert Clay Center · 5 colors

Center #210907 Surface #E3CEA8 Secondary #B17958 Accent #98976D Anchor #3E2C21

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

Japanese Sand Base · 5 colors

Base #210907 Surface #F0E9DC Highlight #F7F1E7 Secondary #BBAEA0 Ink #2B2723

Jet Black 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #210907 Secondary #3A302F Support #9B9186 Ink #17140F

Jet Black 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 Jet Black carrying the quiet middle.

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Color Lab

How #210907 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 62/100

Neutral

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

Softness 20/100

Very low

Firm and assertive — carries weight and contrast.

Depth 78/100

High

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

Naturalness 49/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 33/100

Low

A faint retro warmth without tipping into sepia.

Luxury 78/100

High

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

Brand distinctiveness 16/100

Very low

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

UI accent fit 8/100

Very low

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

Surface fit 60/100

High

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

Print safety 95/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #210907

For UI

For branding

For interior

For fashion

People also use #210907 with

Oxblood Graphite Gainsboro Espresso

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 19.0:1. Use

Subtle surface Use #E6BEBA for cards and hover fills. Tint 80

Avoid beside #221207 — 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 #210907 at work across the surfaces designers actually ship.

Website / UI

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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: #210907;
  --color-base-rgb: 33 9 7;
  --color-base-oklch: oklch(18.0% 0.042 27.6);
  --color-50: #FDF3F2;
  --color-100: #F9DFDD;
  --color-200: #F1C0BC;
  --color-300: #E2958E;
  --color-400: #CF6C63;
  --color-500: #B44B41;
  --color-600: #893F38;
  --color-700: #62322D;
  --color-800: #402321;
  --color-900: #271716;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#FDF3F2',
    100: '#F9DFDD',
    200: '#F1C0BC',
    300: '#E2958E',
    400: '#CF6C63',
    500: '#B44B41',
    600: '#893F38',
    700: '#62322D',
    800: '#402321',
    900: '#271716',
  },
}

$base: #210907;
$base-ink: #FFFFFF;
$base-50: #FDF3F2;
$base-100: #F9DFDD;
$base-200: #F1C0BC;
$base-300: #E2958E;
$base-400: #CF6C63;
$base-500: #B44B41;
$base-600: #893F38;
$base-700: #62322D;
$base-800: #402321;
$base-900: #271716;
$base-hover: #1B0706;
$base-subtle: #DB9C96;

{
    "color": {
        "base": {
            "value": "#210907",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDF3F2",
                "type": "color"
            },
            "100": {
                "value": "#F9DFDD",
                "type": "color"
            },
            "200": {
                "value": "#F1C0BC",
                "type": "color"
            },
            "300": {
                "value": "#E2958E",
                "type": "color"
            },
            "400": {
                "value": "#CF6C63",
                "type": "color"
            },
            "500": {
                "value": "#B44B41",
                "type": "color"
            },
            "600": {
                "value": "#893F38",
                "type": "color"
            },
            "700": {
                "value": "#62322D",
                "type": "color"
            },
            "800": {
                "value": "#402321",
                "type": "color"
            },
            "900": {
                "value": "#271716",
                "type": "color"
            }
        }
    }
}

Palettes built on #210907

Color Lab

Pairs with #210907

UI roles & guardrails

In real applications

Scales

Every model

Export