#311107#311107

#311107 is a very dark, muted red. Relative luminance 0.011; OKLCH L 22.6% C 0.055 H 38.2°. Best body text is #FFFFFF at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#311107
RGB	rgb(49, 17, 7)
HSL	hsl(14, 75%, 11%)
HSV	hsv(14, 86%, 19%)
CMYK	cmyk(0%, 65.3%, 85.7%, 80.8%)
CIE-LAB	lab(9.56, 15.41, 11.78)
CIE-LCH	lch(9.56, 19.40, 37.40°)
OKLab	oklab(22.61% 0.0436 0.0343)
OKLCH	oklch(22.61% 0.055 38.2)
XYZ	xyz(1.5056, 1.0694, 0.3281)
Luminance	0.0107 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311107 #072731

analogous

#310712 #311107 #312607

triadic

#311107 #073111 #110731

tetradic

#311107 #123107 #072731 #260731

square

#311107 #123107 #072731 #260731

split-complementary

#311107 #073126 #071231

monochromatic

#1B0904 #1B0904 #311107 #67240F #9C3616

Accessibility & contrast

On white

17.30

#311107 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#311107 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311107

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311107	#FFFFFF	#000000	##FFFFFF
##311107	1.00	17.30	1.21	17.30
#FFFFFF	17.30	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1606

Deuteranopia (green-blind)

#221D06

Tritanopia (blue-blind)

#370A0F

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #311107;
/* rgb */ color: rgb(49, 17, 7);
/* oklch */ color: oklch(22.6% 0.055 38.2);

Tailwind

colors: {
  custom: {
    50: '#6c504a',
    500: '#311107',
    950: '#000000',
  },
}

SCSS

$custom: #311107;
$custom-light: #6c504a;
$custom-dark: #000000;

JSON

{
  "hex": "#311107",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 7
  },
  "hsl": {
    "h": 14.286,
    "s": 75,
    "l": 10.98
  },
  "oklch": {
    "l": 0.22613,
    "c": 0.05547,
    "h": 38.2
  },
  "luminance": 0.01069
}

Semantic roles & 50–950 ramp

primary

#311107

secondary

#235E71

accent

#C5F236

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #311107

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

Preview Lab → · Contrast checker → · Palette generator →