#28010B#28010B

#28010B is a very dark, moderate pink. Relative luminance 0.005; OKLCH L 18.0% C 0.068 H 9.0°. Best body text is #FFFFFF at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#28010B
RGB	rgb(40, 1, 11)
HSL	hsl(345, 95%, 8%)
HSV	hsv(345, 98%, 16%)
CMYK	cmyk(0%, 97.5%, 72.5%, 84.3%)
CIE-LAB	lab(4.49, 19.25, 2.55)
CIE-LCH	lch(4.49, 19.42, 7.56°)
OKLab	oklab(17.95% 0.0676 0.0107)
OKLCH	oklch(17.95% 0.068 9)
XYZ	xyz(0.9464, 0.4971, 0.3627)
Luminance	0.0050 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28010B #01281E

analogous

#28011E #28010B #280A01

triadic

#28010B #0B2801 #010B28

tetradic

#28010B #1E2801 #01281E #0A0128

square

#28010B #1E2801 #01281E #0A0128

split-complementary

#28010B #01280A #011E28

monochromatic

#1E0108 #1E0108 #28010B #64021B #9F042C

Accessibility & contrast

On white

19.10

#28010B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#28010B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28010B

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28010B	#FFFFFF	#000000	##FFFFFF
##28010B	1.00	19.10	1.10	19.10
#FFFFFF	19.10	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#090A0B

Deuteranopia (green-blind)

#15130A

Tritanopia (blue-blind)

#2D0004

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #28010b;
/* rgb */ color: rgb(40, 1, 11);
/* oklch */ color: oklch(18.0% 0.068 9.0);

Tailwind

colors: {
  custom: {
    50: '#64464c',
    500: '#28010b',
    950: '#000000',
  },
}

SCSS

$custom: #28010b;
$custom-light: #64464c;
$custom-dark: #000000;

JSON

{
  "hex": "#28010b",
  "rgb": {
    "r": 40,
    "g": 1,
    "b": 11
  },
  "hsl": {
    "h": 344.615,
    "s": 95.122,
    "l": 8.039
  },
  "oklch": {
    "l": 0.17953,
    "c": 0.06845,
    "h": 9
  },
  "luminance": 0.00497
}

Semantic roles & 50–950 ramp

primary

#28010B

secondary

#166F58

accent

#FFC829

background

#F6F3F4

surface

#EBE5E7

border

#C6C1C3

text

#060001

muted

#7A7677

Preview Lab

Preview with #28010B

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

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