#6D3F3F

Accessibility

AAA

8.63:1

Vs white / black

8.63:1 · 2.43:1

Sources

Library color

Codes

Formats

HEX

#6d3f3f

RGB

rgb(109, 63, 63)

RGBA

rgba(109, 63, 63, 1)

HSL

hsl(0, 27%, 34%)

HSLA

hsla(0, 27%, 34%, 1)

HSV

hsv(0, 42%, 43%)

LAB

lab(32.18% 20.06 8.64)

LCH

lch(32.18% 21.84 23.3)

OKLAB

oklab(0.423 0.0606 0.0222)

OKLCH

oklch(0.423 0.0645 20.12)

XYZ

xyz(8.98, 7.17, 5.61)

CMYK

cmyk(0%, 42%, 42%, 57%)

CSS

color: #6d3f3f;

CSS variable

--color-6d3f3f: #6d3f3f;

SCSS

$color-6d3f3f: #6d3f3f;

JavaScript

const color = "#6d3f3f";

TypeScript

const color: string = "#6d3f3f";

React

style={{ backgroundColor: "#6d3f3f" }}

JSON

{ "hex": "#6d3f3f", "rgb": { "r": 109, "g": 63, "b": 63 }, "oklch": "oklch(0.423 0.0645 20.12)" }

Export

Developer code

css

:root {
  --#6d3f3f-1: #6d3f3f;
}

Design systems

Nearest official tokens

An arbitrary HEX is not an official Tailwind, Material, or Bootstrap color. Distance is CIEDE2000.

Nearest Tailwind color

red-900

Very different · ΔE 11.42 · #7F1D1D

Nearest CSS named color

Brown

Very different · ΔE 14.17 · #A52A2A

Nearest Material color

brown-700

Very different · ΔE 7.22 · #5D4037

Nearest Bootstrap color

danger

Very different · ΔE 22.41 · #DC3545

OKLCH

Perceptual 50–950 scale

Generated in OKLCH from this hex. Not an official Tailwind scale unless the hex itself is a Tailwind token.

50ffebea 100ffdddc 200f4c8c7 300e1b0ae 400c79291 500aa7776 6008f6362 700734e4e 800593a3a 9003f2827 950281414

Palette

Tints & shades

Full scale from light tints through the base color into deep shades

f3efef e7dfdf dbcfcf cebfbf c2afaf b69f9f aa8f8f 9e7f7f 926f6f 855f5f 794f4f 6d3f3f 643a3a 5b3535 522f2f 492a2a 402525 372020 2d1a1a 241515 1b1010 120a0a 090505

Palette

Tints

Mixed toward white — soft backgrounds and highlights

f3efef e7dfdf dbcfcf cebfbf c2afaf b69f9f aa8f8f 9e7f7f 926f6f 855f5f 794f4f

Palette

Shades

Mixed toward black — depth, text, and emphasis

643a3a 5b3535 522f2f 492a2a 402525 372020 2d1a1a 241515 1b1010 120a0a 090505

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

6f4444 704a4a 724f4f 735555 755a5a 776060 786565 7a6a6a 7b7070 7d7575 7e7b7b

Harmony

Complementary

Opposite on the color wheel for contrast

#6D3F3FStop 1 #3F6E6EStop 2

Harmony

Analogous

Neighbors that sit comfortably together

#6E3F57Stop 1 #6D3F3FStop 2 #6E573FStop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#6D3F3FStop 1 #3F6E3FStop 2 #3F3F6EStop 3

Harmony

Split complementary

Base plus two accents beside the complement

#6D3F3FStop 1 #3F6E57Stop 2 #3F576EStop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#412525Stop 1 #714141Stop 2 #A25D5DStop 3 #BE8E8EStop 4 #DABEBEStop 5

Using this color

Where #6d3f3f works

#6D3F3F (#6d3f3f) sits in the red family at about 0° hue, 27% saturation, and 34% lightness. Contrast is 8.63:1 on white and 2.43:1 on black, so white labels read more clearly on the swatch itself. Nearest Tailwind token: red-900 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

supporting UI accents
text or icons on a white canvas

On a black or near-black UI, #6d3f3f is 2.43:1. Prefer it as a fill, border, or large heading rather than 16px copy.

Family context: Energy, urgency, passion, and excitement. Often used for CTAs, alerts, and brands that want attention. Common uses still include buttons, charts, and accents in the Red range — always verify the pair for this exact hex in the contrast checker.

Similar & related colors

Nearby colors from the library by perceptual distance

Web Safe #663333#663333 Spectrum #7F3C39#7F3C39 Spectrum #6D3A2C#6D3A2C Spectrum #713228#713228 Material Brown 700#5D4037 Material Brown 600#6D4C41 Spectrum #694130#694130 Spectrum #792B25#792B25 Material Brown 800#4E342E Material You Tertiary#7D5260 Material Brown 500#795548 Spectrum #913F30#913F30