#231C0A#231C0A

#231C0A is a very dark, muted orange. Relative luminance 0.012; OKLCH L 23.0% C 0.032 H 88.5°. Best body text is #FFFFFF at 16.91:1 contrast (WCAG AA passes).

Color values

HEX	#231C0A
RGB	rgb(35, 28, 10)
HSL	hsl(43, 56%, 9%)
HSV	hsv(43, 71%, 14%)
CMYK	cmyk(0%, 20%, 71.4%, 86.3%)
CIE-LAB	lab(10.63, 0.44, 11.76)
CIE-LCH	lch(10.63, 11.77, 87.85°)
OKLab	oklab(22.98% 0.0008 0.0321)
OKLCH	oklch(22.98% 0.032 88.5)
XYZ	xyz(1.1632, 1.2098, 0.4593)
Luminance	0.0121 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231C0A #0A1123

analogous

#23100A #231C0A #1E230A

triadic

#231C0A #0A231C #1C0A23

tetradic

#231C0A #0A2310 #0A1123 #230A1E

square

#231C0A #0A2310 #0A1123 #230A1E

split-complementary

#231C0A #0A1E23 #100A23

monochromatic

#181307 #181307 #231C0A #534218 #826825

Accessibility & contrast

On white

16.91

#231C0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#231C0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231C0A

16.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231C0A	#FFFFFF	#000000	##FFFFFF
##231C0A	1.00	16.91	1.24	16.91
#FFFFFF	16.91	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201C08

Deuteranopia (green-blind)

#211E0B

Tritanopia (blue-blind)

#261918

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #231c0a;
/* rgb */ color: rgb(35, 28, 10);
/* oklch */ color: oklch(23.0% 0.032 88.5);

Tailwind

colors: {
  custom: {
    50: '#5e574b',
    500: '#231c0a',
    950: '#000000',
  },
}

SCSS

$custom: #231c0a;
$custom-light: #5e574b;
$custom-dark: #000000;

JSON

{
  "hex": "#231c0a",
  "rgb": {
    "r": 35,
    "g": 28,
    "b": 10
  },
  "hsl": {
    "h": 43.2,
    "s": 55.556,
    "l": 8.824
  },
  "oklch": {
    "l": 0.22975,
    "c": 0.03211,
    "h": 88.5
  },
  "luminance": 0.0121
}

Semantic roles & 50–950 ramp

primary

#231C0A

secondary

#2A395F

accent

#73DF49

background

#F5F5F4

surface

#E9E9E7

border

#C5C5C3

text

#040301

muted

#797877

Preview Lab

Preview with #231C0A

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

Preview Lab → · Contrast checker → · Palette generator →