#210B07#210B07

#210B07 is a very dark, muted red. Relative luminance 0.006; OKLCH L 18.4% C 0.039 H 32.5°. Best body text is #FFFFFF at 18.82:1 contrast (WCAG AA passes).

Color values

HEX	#210B07
RGB	rgb(33, 11, 7)
HSL	hsl(9, 65%, 8%)
HSV	hsv(9, 79%, 13%)
CMYK	cmyk(0%, 66.7%, 78.8%, 87.1%)
CIE-LAB	lab(5.22, 9.66, 5.12)
CIE-LCH	lch(5.22, 10.94, 27.94°)
OKLab	oklab(18.38% 0.0331 0.0211)
OKLCH	oklch(18.38% 0.039 32.5)
XYZ	xyz(0.7853, 0.5781, 0.2712)
Luminance	0.0058 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210B07 #071D21

analogous

#210710 #210B07 #211807

triadic

#210B07 #07210B #0B0721

tetradic

#210B07 #102107 #071D21 #180721

square

#210B07 #102107 #071D21 #180721

split-complementary

#210B07 #072118 #071021

monochromatic

#190805 #190805 #210B07 #531C12 #862D1C

Accessibility & contrast

On white

18.82

#210B07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#210B07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210B07

18.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210B07	#FFFFFF	#000000	##FFFFFF
##210B07	1.00	18.82	1.12	18.82
#FFFFFF	18.82	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#110F07

Deuteranopia (green-blind)

#161307

Tritanopia (blue-blind)

#25070A

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #210b07;
/* rgb */ color: rgb(33, 11, 7);
/* oklch */ color: oklch(18.4% 0.039 32.5);

Tailwind

colors: {
  custom: {
    50: '#5c4b4a',
    500: '#210b07',
    950: '#000000',
  },
}

SCSS

$custom: #210b07;
$custom-light: #5c4b4a;
$custom-dark: #000000;

JSON

{
  "hex": "#210b07",
  "rgb": {
    "r": 33,
    "g": 11,
    "b": 7
  },
  "hsl": {
    "h": 9.231,
    "s": 65,
    "l": 7.843
  },
  "oklch": {
    "l": 0.18377,
    "c": 0.03924,
    "h": 32.5
  },
  "luminance": 0.00578
}

Semantic roles & 50–950 ramp

primary

#210B07

secondary

#245760

accent

#CEE840

background

#F5F4F4

surface

#E9E7E7

border

#C5C3C3

text

#040101

muted

#797777

Preview Lab

Preview with #210B07

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

Preview Lab → · Contrast checker → · Palette generator →