#231E00#231E00

#231E00 is a very dark, muted yellow. Relative luminance 0.013; OKLCH L 23.4% C 0.049 H 100.5°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#231E00
RGB	rgb(35, 30, 0)
HSL	hsl(51, 100%, 7%)
HSV	hsv(51, 100%, 14%)
CMYK	cmyk(0%, 14.3%, 100%, 86.3%)
CIE-LAB	lab(11.18, -2.10, 16.59)
CIE-LCH	lch(11.18, 16.73, 97.23°)
OKLab	oklab(23.36% -0.0088 0.0478)
OKLCH	oklch(23.36% 0.049 100.5)
XYZ	xyz(1.1575, 1.2859, 0.1872)
Luminance	0.0129 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E00 #000523

analogous

#230D00 #231E00 #172300

triadic

#231E00 #00231E #1E0023

tetradic

#231E00 #00230D #000523 #230017

square

#231E00 #00230D #000523 #230017

split-complementary

#231E00 #001723 #0D0023

monochromatic

#1F1A00 #1F1A00 #231E00 #605200 #9D8700

Accessibility & contrast

On white

16.70

#231E00 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#231E00 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E00

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E00	#FFFFFF	#000000	##FFFFFF
##231E00	1.00	16.70	1.26	16.70
#FFFFFF	16.70	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221D00

Deuteranopia (green-blind)

#241F01

Tritanopia (blue-blind)

#271B18

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #231e00;
/* rgb */ color: rgb(35, 30, 0);
/* oklch */ color: oklch(23.4% 0.049 100.5);

Tailwind

colors: {
  custom: {
    50: '#5e5946',
    500: '#231e00',
    950: '#000000',
  },
}

SCSS

$custom: #231e00;
$custom-light: #5e5946;
$custom-dark: #000000;

JSON

{
  "hex": "#231e00",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 0
  },
  "hsl": {
    "h": 51.429,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.23357,
    "c": 0.04864,
    "h": 100.5
  },
  "luminance": 0.01286
}

Semantic roles & 50–950 ramp

primary

#231E00

secondary

#13206C

accent

#47FF29

background

#F5F5F3

surface

#E9E9E5

border

#C5C5C1

text

#040300

muted

#797877

Preview Lab

Preview with #231E00

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

Preview Lab → · Contrast checker → · Palette generator →