#30010B#30010B

#30010B is a very dark, moderate red. Relative luminance 0.007; OKLCH L 19.9% C 0.077 H 13.6°. Best body text is #FFFFFF at 18.51:1 contrast (WCAG AA passes).

Color values

HEX	#30010B
RGB	rgb(48, 1, 11)
HSL	hsl(347, 96%, 10%)
HSV	hsv(347, 98%, 19%)
CMYK	cmyk(0%, 97.9%, 77.1%, 81.2%)
CIE-LAB	lab(6.09, 24.05, 5.09)
CIE-LCH	lch(6.09, 24.58, 11.94°)
OKLab	oklab(19.88% 0.0746 0.0181)
OKLCH	oklch(19.88% 0.077 13.6)
XYZ	xyz(1.2903, 0.6745, 0.3788)
Luminance	0.0067 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30010B #013026

analogous

#300123 #30010B #300F01

triadic

#30010B #0B3001 #010B30

tetradic

#30010B #233001 #013026 #0F0130

square

#30010B #233001 #013026 #0F0130

split-complementary

#30010B #01300F #012330

monochromatic

#1E0107 #1E0107 #30010B #6C0219 #A80326

Accessibility & contrast

On white

18.51

#30010B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#30010B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30010B

18.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30010B	#FFFFFF	#000000	##FFFFFF
##30010B	1.00	18.51	1.13	18.51
#FFFFFF	18.51	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0D0B

Deuteranopia (green-blind)

#1A170A

Tritanopia (blue-blind)

#360005

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #30010b;
/* rgb */ color: rgb(48, 1, 11);
/* oklch */ color: oklch(19.9% 0.077 13.6);

Tailwind

colors: {
  custom: {
    50: '#6c464c',
    500: '#30010b',
    950: '#000000',
  },
}

SCSS

$custom: #30010b;
$custom-light: #6c464c;
$custom-dark: #000000;

JSON

{
  "hex": "#30010b",
  "rgb": {
    "r": 48,
    "g": 1,
    "b": 11
  },
  "hsl": {
    "h": 347.234,
    "s": 95.918,
    "l": 9.608
  },
  "oklch": {
    "l": 0.19875,
    "c": 0.07671,
    "h": 13.6
  },
  "luminance": 0.00674
}

Semantic roles & 50–950 ramp

primary

#30010B

secondary

#177662

accent

#FFD129

background

#F6F4F4

surface

#ECE6E7

border

#C7C2C3

text

#070001

muted

#7A7777

Preview Lab

Preview with #30010B

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

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