#231D03#231D03

#231D03 is a very dark, muted yellow. Relative luminance 0.012; OKLCH L 23.1% C 0.043 H 96.7°. Best body text is #FFFFFF at 16.82:1 contrast (WCAG AA passes).

Color values

HEX	#231D03
RGB	rgb(35, 29, 3)
HSL	hsl(49, 84%, 7%)
HSV	hsv(49, 91%, 14%)
CMYK	cmyk(0%, 17.1%, 91.4%, 86.3%)
CIE-LAB	lab(10.87, -1.06, 14.94)
CIE-LCH	lch(10.87, 14.98, 94.06°)
OKLab	oklab(23.13% -0.005 0.0426)
OKLCH	oklch(23.13% 0.043 96.7)
XYZ	xyz(1.1490, 1.2427, 0.2655)
Luminance	0.0124 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231D03 #030923

analogous

#230D03 #231D03 #192303

triadic

#231D03 #03231D #1D0323

tetradic

#231D03 #03230D #030923 #230319

square

#231D03 #03230D #030923 #230319

split-complementary

#231D03 #031923 #0D0323

monochromatic

#1C1702 #1C1702 #231D03 #5B4C08 #947A0D

Accessibility & contrast

On white

16.82

#231D03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#231D03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231D03

16.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231D03	#FFFFFF	#000000	##FFFFFF
##231D03	1.00	16.82	1.25	16.82
#FFFFFF	16.82	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211C01

Deuteranopia (green-blind)

#231E04

Tritanopia (blue-blind)

#271A18

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #231d03;
/* rgb */ color: rgb(35, 29, 3);
/* oklch */ color: oklch(23.1% 0.043 96.7);

Tailwind

colors: {
  custom: {
    50: '#5e5848',
    500: '#231d03',
    950: '#000000',
  },
}

SCSS

$custom: #231d03;
$custom-light: #5e5848;
$custom-dark: #000000;

JSON

{
  "hex": "#231d03",
  "rgb": {
    "r": 35,
    "g": 29,
    "b": 3
  },
  "hsl": {
    "h": 48.75,
    "s": 84.211,
    "l": 7.451
  },
  "oklch": {
    "l": 0.23128,
    "c": 0.04288,
    "h": 96.7
  },
  "luminance": 0.01243
}

Semantic roles & 50–950 ramp

primary

#231D03

secondary

#1B2967

accent

#54FA2D

background

#F5F5F4

surface

#E9E9E6

border

#C5C5C2

text

#040300

muted

#797877

Preview Lab

Preview with #231D03

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

Preview Lab → · Contrast checker → · Palette generator →