#31150B#31150B

#31150B is a very dark, muted orange. Relative luminance 0.012; OKLCH L 23.5% C 0.049 H 40.1°. Best body text is #FFFFFF at 16.90:1 contrast (WCAG AA passes).

Color values

HEX	#31150B
RGB	rgb(49, 21, 11)
HSL	hsl(16, 63%, 12%)
HSV	hsv(16, 78%, 19%)
CMYK	cmyk(0%, 57.1%, 77.6%, 80.8%)
CIE-LAB	lab(10.66, 13.12, 11.70)
CIE-LCH	lch(10.66, 17.57, 41.73°)
OKLab	oklab(23.47% 0.0375 0.0315)
OKLCH	oklch(23.47% 0.049 40.1)
XYZ	xyz(1.5953, 1.2136, 0.4668)
Luminance	0.0121 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31150B #0B2731

analogous

#310B14 #31150B #31280B

triadic

#31150B #0B3115 #150B31

tetradic

#31150B #14310B #0B2731 #280B31

square

#31150B #14310B #0B2731 #280B31

split-complementary

#31150B #0B3128 #0B1431

monochromatic

#190B06 #190B06 #31150B #632A16 #954021

Accessibility & contrast

On white

16.90

#31150B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#31150B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31150B

16.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31150B	#FFFFFF	#000000	##FFFFFF
##31150B	1.00	16.90	1.24	16.90
#FFFFFF	16.90	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C190A

Deuteranopia (green-blind)

#231F0B

Tritanopia (blue-blind)

#361013

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #31150b;
/* rgb */ color: rgb(49, 21, 11);
/* oklch */ color: oklch(23.5% 0.049 40.1);

Tailwind

colors: {
  custom: {
    50: '#6b534b',
    500: '#31150b',
    950: '#000000',
  },
}

SCSS

$custom: #31150b;
$custom-light: #6b534b;
$custom-dark: #000000;

JSON

{
  "hex": "#31150b",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 11
  },
  "hsl": {
    "h": 15.789,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.23474,
    "c": 0.04898,
    "h": 40.1
  },
  "luminance": 0.01213
}

Semantic roles & 50–950 ramp

primary

#31150B

secondary

#2A5C6E

accent

#BBE641

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #31150B

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

Preview Lab → · Contrast checker → · Palette generator →