#30100A#30100A

#30100A is a very dark, muted red. Relative luminance 0.010; OKLCH L 22.3% C 0.054 H 32.3°. Best body text is #FFFFFF at 17.44:1 contrast (WCAG AA passes).

Color values

HEX	#30100A
RGB	rgb(48, 16, 10)
HSL	hsl(9, 66%, 11%)
HSV	hsv(9, 79%, 19%)
CMYK	cmyk(0%, 66.7%, 79.2%, 81.2%)
CIE-LAB	lab(9.17, 15.79, 9.98)
CIE-LCH	lch(9.17, 18.68, 32.29°)
OKLab	oklab(22.29% 0.0457 0.0289)
OKLCH	oklch(22.29% 0.054 32.3)
XYZ	xyz(1.4591, 1.0211, 0.4073)
Luminance	0.0102 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30100A #0A2A30

analogous

#300A17 #30100A #30230A

triadic

#30100A #0A3010 #100A30

tetradic

#30100A #17300A #0A2A30 #230A30

square

#30100A #17300A #0A2A30 #230A30

split-complementary

#30100A #0A3023 #0A1730

monochromatic

#190805 #190805 #30100A #632115 #95321F

Accessibility & contrast

On white

17.44

#30100A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#30100A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30100A

17.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30100A	#FFFFFF	#000000	##FFFFFF
##30100A	1.00	17.44	1.20	17.44
#FFFFFF	17.44	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181609

Deuteranopia (green-blind)

#201C09

Tritanopia (blue-blind)

#350A0F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #30100a;
/* rgb */ color: rgb(48, 16, 10);
/* oklch */ color: oklch(22.3% 0.054 32.3);

Tailwind

colors: {
  custom: {
    50: '#6b4f4b',
    500: '#30100a',
    950: '#000000',
  },
}

SCSS

$custom: #30100a;
$custom-light: #6b4f4b;
$custom-dark: #000000;

JSON

{
  "hex": "#30100a",
  "rgb": {
    "r": 48,
    "g": 16,
    "b": 10
  },
  "hsl": {
    "h": 9.474,
    "s": 65.517,
    "l": 11.373
  },
  "oklch": {
    "l": 0.22294,
    "c": 0.05404,
    "h": 32.3
  },
  "luminance": 0.01021
}

Semantic roles & 50–950 ramp

primary

#30100A

secondary

#29626D

accent

#CEE83F

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #30100A

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

Preview Lab → · Contrast checker → · Palette generator →