#310F08#310F08

#310F08 is a very dark, muted red. Relative luminance 0.010; OKLCH L 22.3% C 0.057 H 33.5°. Best body text is #FFFFFF at 17.47:1 contrast (WCAG AA passes).

Color values

HEX	#310F08
RGB	rgb(49, 15, 8)
HSL	hsl(10, 72%, 11%)
HSV	hsv(10, 84%, 19%)
CMYK	cmyk(0%, 69.4%, 83.7%, 80.8%)
CIE-LAB	lab(9.09, 16.73, 10.71)
CIE-LCH	lch(9.09, 19.87, 32.63°)
OKLab	oklab(22.27% 0.0479 0.0317)
OKLCH	oklch(22.27% 0.057 33.5)
XYZ	xyz(1.4814, 1.0123, 0.3471)
Luminance	0.0101 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F08 #082A31

analogous

#310815 #310F08 #312308

triadic

#310F08 #08310F #0F0831

tetradic

#310F08 #153108 #082A31 #230831

square

#310F08 #153108 #082A31 #230831

split-complementary

#310F08 #083123 #081531

monochromatic

#1A0804 #1A0804 #310F08 #661F11 #9A2F19

Accessibility & contrast

On white

17.47

#310F08 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#310F08 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F08

17.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F08	#FFFFFF	#000000	##FFFFFF
##310F08	1.00	17.47	1.20	17.47
#FFFFFF	17.47	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181507

Deuteranopia (green-blind)

#211C07

Tritanopia (blue-blind)

#37080D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #310f08;
/* rgb */ color: rgb(49, 15, 8);
/* oklch */ color: oklch(22.3% 0.057 33.5);

Tailwind

colors: {
  custom: {
    50: '#6c4e4a',
    500: '#310f08',
    950: '#000000',
  },
}

SCSS

$custom: #310f08;
$custom-light: #6c4e4a;
$custom-dark: #000000;

JSON

{
  "hex": "#310f08",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 8
  },
  "hsl": {
    "h": 10.244,
    "s": 71.93,
    "l": 11.176
  },
  "oklch": {
    "l": 0.22268,
    "c": 0.05746,
    "h": 33.5
  },
  "luminance": 0.01012
}

Semantic roles & 50–950 ramp

primary

#310F08

secondary

#256370

accent

#D0EF39

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #310F08

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

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