#310202#310202

#310202 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.1% C 0.077 H 27.8°. Best body text is #FFFFFF at 18.42:1 contrast (WCAG AA passes).

Color values

HEX	#310202
RGB	rgb(49, 2, 2)
HSL	hsl(0, 92%, 10%)
HSV	hsv(0, 96%, 19%)
CMYK	cmyk(0%, 95.9%, 95.9%, 80.8%)
CIE-LAB	lab(6.33, 23.30, 9.14)
CIE-LCH	lch(6.33, 25.03, 21.42°)
OKLab	oklab(20.06% 0.0679 0.0358)
OKLCH	oklch(20.06% 0.077 27.8)
XYZ	xyz(1.2995, 0.7010, 0.1243)
Luminance	0.0070 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310202 #023131

analogous

#31021A #310202 #311902

triadic

#310202 #023102 #020231

tetradic

#310202 #1A3102 #023131 #190231

square

#310202 #1A3102 #023131 #190231

split-complementary

#310202 #02311A #021931

monochromatic

#1D0101 #1D0101 #310202 #6C0404 #A70707

Accessibility & contrast

On white

18.42

#310202 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#310202 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310202

18.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310202	#FFFFFF	#000000	##FFFFFF
##310202	1.00	18.42	1.14	18.42
#FFFFFF	18.42	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100D02

Deuteranopia (green-blind)

#1C1801

Tritanopia (blue-blind)

#370002

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #310202;
/* rgb */ color: rgb(49, 2, 2);
/* oklch */ color: oklch(20.1% 0.077 27.8);

Tailwind

colors: {
  custom: {
    50: '#6d4747',
    500: '#310202',
    950: '#000000',
  },
}

SCSS

$custom: #310202;
$custom-light: #6d4747;
$custom-dark: #000000;

JSON

{
  "hex": "#310202",
  "rgb": {
    "r": 49,
    "g": 2,
    "b": 2
  },
  "hsl": {
    "h": 0,
    "s": 92.157,
    "l": 10
  },
  "oklch": {
    "l": 0.20062,
    "c": 0.07671,
    "h": 27.8
  },
  "luminance": 0.00701
}

Semantic roles & 50–950 ramp

primary

#310202

secondary

#197575

accent

#FFFF29

background

#F6F4F4

surface

#ECE6E6

border

#C7C2C2

text

#080000

muted

#7A7777

Preview Lab

Preview with #310202

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

Preview Lab → · Contrast checker → · Palette generator →