#231B0D#231B0D

#231B0D is a very dark, muted orange. Relative luminance 0.012; OKLCH L 22.8% C 0.027 H 80.7°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#231B0D
RGB	rgb(35, 27, 13)
HSL	hsl(38, 46%, 9%)
HSV	hsv(38, 63%, 14%)
CMYK	cmyk(0%, 22.9%, 62.9%, 86.3%)
CIE-LAB	lab(10.34, 1.53, 10.02)
CIE-LCH	lch(10.34, 10.13, 81.34°)
OKLab	oklab(22.76% 0.0044 0.0271)
OKLCH	oklch(22.76% 0.027 80.7)
XYZ	xyz(1.1578, 1.1703, 0.5456)
Luminance	0.0117 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231B0D #0D1523

analogous

#23100D #231B0D #20230D

triadic

#231B0D #0D231B #1B0D23

tetradic

#231B0D #0D2310 #0D1523 #230D20

square

#231B0D #0D2310 #0D1523 #230D20

split-complementary

#231B0D #0D2023 #100D23

monochromatic

#161108 #161108 #231B0D #503D1E #7C602E

Accessibility & contrast

On white

17.02

#231B0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#231B0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231B0D

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231B0D	#FFFFFF	#000000	##FFFFFF
##231B0D	1.00	17.02	1.23	17.02
#FFFFFF	17.02	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1B0C

Deuteranopia (green-blind)

#201D0D

Tritanopia (blue-blind)

#261918

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #231b0d;
/* rgb */ color: rgb(35, 27, 13);
/* oklch */ color: oklch(22.8% 0.027 80.7);

Tailwind

colors: {
  custom: {
    50: '#5e574c',
    500: '#231b0d',
    950: '#000000',
  },
}

SCSS

$custom: #231b0d;
$custom-light: #5e574c;
$custom-dark: #000000;

JSON

{
  "hex": "#231b0d",
  "rgb": {
    "r": 35,
    "g": 27,
    "b": 13
  },
  "hsl": {
    "h": 38.182,
    "s": 45.833,
    "l": 9.412
  },
  "oklch": {
    "l": 0.22762,
    "c": 0.02742,
    "h": 80.7
  },
  "luminance": 0.0117
}

Semantic roles & 50–950 ramp

primary

#231B0D

secondary

#2F405C

accent

#82D552

background

#F5F5F4

surface

#E9E9E7

border

#C5C5C3

text

#040301

muted

#797877

Preview Lab

Preview with #231B0D

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

Preview Lab → · Contrast checker → · Palette generator →