#210508#210508

#210508 is a very dark, muted red. Relative luminance 0.004; OKLCH L 17.1% C 0.050 H 16.3°. Best body text is #FFFFFF at 19.27:1 contrast (WCAG AA passes).

Color values

HEX	#210508
RGB	rgb(33, 5, 8)
HSL	hsl(354, 74%, 7%)
HSV	hsv(354, 85%, 13%)
CMYK	cmyk(0%, 84.8%, 75.8%, 87.1%)
CIE-LAB	lab(4.06, 12.21, 3.02)
CIE-LCH	lch(4.06, 12.58, 13.89°)
OKLab	oklab(17.12% 0.0477 0.014)
OKLCH	oklch(17.12% 0.05 16.3)
XYZ	xyz(0.7254, 0.4495, 0.2782)
Luminance	0.0045 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210508 #05211E

analogous

#210516 #210508 #211005

triadic

#210508 #082105 #050821

tetradic

#210508 #162105 #05211E #100521

square

#210508 #162105 #05211E #100521

split-complementary

#210508 #052110 #051621

monochromatic

#1B0406 #1B0406 #210508 #560D15 #8B1522

Accessibility & contrast

On white

19.27

#210508 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#210508 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210508

19.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210508	#FFFFFF	#000000	##FFFFFF
##210508	1.00	19.27	1.09	19.27
#FFFFFF	19.27	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B0A08

Deuteranopia (green-blind)

#131107

Tritanopia (blue-blind)

#250206

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #210508;
/* rgb */ color: rgb(33, 5, 8);
/* oklch */ color: oklch(17.1% 0.050 16.3);

Tailwind

colors: {
  custom: {
    50: '#5c484a',
    500: '#210508',
    950: '#000000',
  },
}

SCSS

$custom: #210508;
$custom-light: #5c484a;
$custom-dark: #000000;

JSON

{
  "hex": "#210508",
  "rgb": {
    "r": 33,
    "g": 5,
    "b": 8
  },
  "hsl": {
    "h": 353.571,
    "s": 73.684,
    "l": 7.451
  },
  "oklch": {
    "l": 0.17123,
    "c": 0.04974,
    "h": 16.3
  },
  "luminance": 0.00449
}

Semantic roles & 50–950 ramp

primary

#210508

secondary

#1F625B

accent

#F0DD37

background

#F5F4F4

surface

#E9E6E7

border

#C5C2C3

text

#040001

muted

#797777

Preview Lab

Preview with #210508

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

Preview Lab → · Contrast checker → · Palette generator →