#231E03#231E03

#231E03 is a very dark, muted yellow. Relative luminance 0.013; OKLCH L 23.4% C 0.044 H 99.2°. Best body text is #FFFFFF at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#231E03
RGB	rgb(35, 30, 3)
HSL	hsl(51, 84%, 7%)
HSV	hsv(51, 91%, 14%)
CMYK	cmyk(0%, 14.3%, 91.4%, 86.3%)
CIE-LAB	lab(11.22, -1.76, 15.43)
CIE-LCH	lch(11.22, 15.53, 96.52°)
OKLab	oklab(23.41% -0.007 0.0433)
OKLCH	oklch(23.41% 0.044 99.2)
XYZ	xyz(1.1739, 1.2925, 0.2738)
Luminance	0.0129 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E03 #030823

analogous

#230E03 #231E03 #182303

triadic

#231E03 #03231E #1E0323

tetradic

#231E03 #03230E #030823 #230318

square

#231E03 #03230E #030823 #230318

split-complementary

#231E03 #031823 #0E0323

monochromatic

#1C1802 #1C1802 #231E03 #5B4E08 #947F0D

Accessibility & contrast

On white

16.69

#231E03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#231E03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E03

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E03	#FFFFFF	#000000	##FFFFFF
##231E03	1.00	16.69	1.26	16.69
#FFFFFF	16.69	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221D01

Deuteranopia (green-blind)

#231F04

Tritanopia (blue-blind)

#271B18

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #231e03;
/* rgb */ color: rgb(35, 30, 3);
/* oklch */ color: oklch(23.4% 0.044 99.2);

Tailwind

colors: {
  custom: {
    50: '#5e5948',
    500: '#231e03',
    950: '#000000',
  },
}

SCSS

$custom: #231e03;
$custom-light: #5e5948;
$custom-dark: #000000;

JSON

{
  "hex": "#231e03",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 3
  },
  "hsl": {
    "h": 50.625,
    "s": 84.211,
    "l": 7.451
  },
  "oklch": {
    "l": 0.23409,
    "c": 0.04386,
    "h": 99.2
  },
  "luminance": 0.01292
}

Semantic roles & 50–950 ramp

primary

#231E03

secondary

#1B2767

accent

#4DFA2D

background

#F5F5F4

surface

#E9E9E6

border

#C5C5C2

text

#040300

muted

#797877

Preview Lab

Preview with #231E03

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

Preview Lab → · Contrast checker → · Palette generator →