#310207#310207

#310207 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.2% C 0.076 H 20.2°. Best body text is #FFFFFF at 18.38:1 contrast (WCAG AA passes).

Color values

HEX	#310207
RGB	rgb(49, 2, 7)
HSL	hsl(354, 92%, 10%)
HSV	hsv(354, 96%, 19%)
CMYK	cmyk(0%, 95.9%, 85.7%, 80.8%)
CIE-LAB	lab(6.43, 23.71, 7.25)
CIE-LCH	lch(6.43, 24.79, 17.00°)
OKLab	oklab(20.18% 0.0712 0.0262)
OKLCH	oklch(20.18% 0.076 20.2)
XYZ	xyz(1.3268, 0.7119, 0.2685)
Luminance	0.0071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310207 #02312C

analogous

#31021F #310207 #311402

triadic

#310207 #073102 #020731

tetradic

#310207 #1F3102 #02312C #140231

square

#310207 #1F3102 #02312C #140231

split-complementary

#310207 #023114 #021F31

monochromatic

#1D0104 #1D0104 #310207 #6C040F #A70718

Accessibility & contrast

On white

18.38

#310207 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#310207 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310207

18.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310207	#FFFFFF	#000000	##FFFFFF
##310207	1.00	18.38	1.14	18.38
#FFFFFF	18.38	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0D07

Deuteranopia (green-blind)

#1C1806

Tritanopia (blue-blind)

#370004

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #310207;
/* rgb */ color: rgb(49, 2, 7);
/* oklch */ color: oklch(20.2% 0.076 20.2);

Tailwind

colors: {
  custom: {
    50: '#6d474a',
    500: '#310207',
    950: '#000000',
  },
}

SCSS

$custom: #310207;
$custom-light: #6d474a;
$custom-dark: #000000;

JSON

{
  "hex": "#310207",
  "rgb": {
    "r": 49,
    "g": 2,
    "b": 7
  },
  "hsl": {
    "h": 353.617,
    "s": 92.157,
    "l": 10
  },
  "oklch": {
    "l": 0.20184,
    "c": 0.07586,
    "h": 20.2
  },
  "luminance": 0.00712
}

Semantic roles & 50–950 ramp

primary

#310207

secondary

#19756C

accent

#FFE829

background

#F6F4F4

surface

#ECE6E7

border

#C7C2C3

text

#070001

muted

#7A7777

Preview Lab

Preview with #310207

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

Preview Lab → · Contrast checker → · Palette generator →