#310302#310302

#310302 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.2% C 0.075 H 28.8°. Best body text is #FFFFFF at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#310302
RGB	rgb(49, 3, 2)
HSL	hsl(1, 92%, 10%)
HSV	hsv(1, 96%, 19%)
CMYK	cmyk(0%, 93.9%, 95.9%, 80.8%)
CIE-LAB	lab(6.53, 22.79, 9.43)
CIE-LCH	lch(6.53, 24.66, 22.47°)
OKLab	oklab(20.23% 0.0659 0.0362)
OKLCH	oklch(20.23% 0.075 28.8)
XYZ	xyz(1.3103, 0.7227, 0.1279)
Luminance	0.0072 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310302 #023031

analogous

#310218 #310302 #311B02

triadic

#310302 #023103 #030231

tetradic

#310302 #183102 #023031 #1B0231

square

#310302 #183102 #023031 #1B0231

split-complementary

#310302 #02311B #021831

monochromatic

#1D0201 #1D0201 #310302 #6C0704 #A70A07

Accessibility & contrast

On white

18.35

#310302 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#310302 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310302

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310302	#FFFFFF	#000000	##FFFFFF
##310302	1.00	18.35	1.14	18.35
#FFFFFF	18.35	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#110E02

Deuteranopia (green-blind)

#1C1801

Tritanopia (blue-blind)

#370003

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #310302;
/* rgb */ color: rgb(49, 3, 2);
/* oklch */ color: oklch(20.2% 0.075 28.8);

Tailwind

colors: {
  custom: {
    50: '#6d4847',
    500: '#310302',
    950: '#000000',
  },
}

SCSS

$custom: #310302;
$custom-light: #6d4847;
$custom-dark: #000000;

JSON

{
  "hex": "#310302",
  "rgb": {
    "r": 49,
    "g": 3,
    "b": 2
  },
  "hsl": {
    "h": 1.277,
    "s": 92.157,
    "l": 10
  },
  "oklch": {
    "l": 0.2023,
    "c": 0.07515,
    "h": 28.8
  },
  "luminance": 0.00722
}

Semantic roles & 50–950 ramp

primary

#310302

secondary

#197375

accent

#FAFF29

background

#F6F4F4

surface

#ECE6E6

border

#C7C2C2

text

#080000

muted

#7A7777

Preview Lab

Preview with #310302

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

Preview Lab → · Contrast checker → · Palette generator →