#231F0D#231F0D

#231F0D is a very dark, muted yellow. Relative luminance 0.014; OKLCH L 23.9% C 0.031 H 97.1°. Best body text is #FFFFFF at 16.49:1 contrast (WCAG AA passes).

Color values

HEX	#231F0D
RGB	rgb(35, 31, 13)
HSL	hsl(49, 46%, 9%)
HSV	hsv(49, 63%, 14%)
CMYK	cmyk(0%, 11.4%, 62.9%, 86.3%)
CIE-LAB	lab(11.73, -1.33, 11.96)
CIE-LCH	lch(11.73, 12.03, 96.36°)
OKLab	oklab(23.86% -0.0039 0.031)
OKLCH	oklch(23.86% 0.031 97.1)
XYZ	xyz(1.2558, 1.3664, 0.5783)
Luminance	0.0137 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231F0D #0D1123

analogous

#23140D #231F0D #1C230D

triadic

#231F0D #0D231F #1F0D23

tetradic

#231F0D #0D2314 #0D1123 #230D1C

square

#231F0D #0D2314 #0D1123 #230D1C

split-complementary

#231F0D #0D1C23 #140D23

monochromatic

#161408 #161408 #231F0D #50471E #7C6E2E

Accessibility & contrast

On white

16.49

#231F0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#231F0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231F0D

16.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231F0D	#FFFFFF	#000000	##FFFFFF
##231F0D	1.00	16.49	1.27	16.49
#FFFFFF	16.49	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221E0C

Deuteranopia (green-blind)

#23200E

Tritanopia (blue-blind)

#261D1B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #231f0d;
/* rgb */ color: rgb(35, 31, 13);
/* oklch */ color: oklch(23.9% 0.031 97.1);

Tailwind

colors: {
  custom: {
    50: '#5e5a4c',
    500: '#231f0d',
    950: '#000000',
  },
}

SCSS

$custom: #231f0d;
$custom-light: #5e5a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#231f0d",
  "rgb": {
    "r": 35,
    "g": 31,
    "b": 13
  },
  "hsl": {
    "h": 49.091,
    "s": 45.833,
    "l": 9.412
  },
  "oklch": {
    "l": 0.23862,
    "c": 0.03119,
    "h": 97.1
  },
  "luminance": 0.01366
}

Semantic roles & 50–950 ramp

primary

#231F0D

secondary

#2F385C

accent

#6AD552

background

#F5F5F4

surface

#E9E9E7

border

#C5C5C3

text

#040301

muted

#797877

Preview Lab

Preview with #231F0D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →