#221010#221010

#221010 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.9% C 0.031 H 20.1°. Best body text is #FFFFFF at 18.27:1 contrast (WCAG AA passes).

Color values

HEX	#221010
RGB	rgb(34, 16, 16)
HSL	hsl(0, 36%, 10%)
HSV	hsv(0, 53%, 13%)
CMYK	cmyk(0%, 52.9%, 52.9%, 86.7%)
CIE-LAB	lab(6.76, 9.17, 3.28)
CIE-LCH	lch(6.76, 9.74, 19.69°)
OKLab	oklab(19.92% 0.0287 0.0105)
OKLCH	oklch(19.92% 0.031 20.1)
XYZ	xyz(0.9386, 0.7482, 0.5851)
Luminance	0.0075 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221010 #102222

analogous

#221019 #221010 #221910

triadic

#221010 #102210 #101022

tetradic

#221010 #192210 #102222 #191022

square

#221010 #192210 #102222 #191022

split-complementary

#221010 #102219 #101922

monochromatic

#150A0A #150A0A #221010 #4C2424 #753737

Accessibility & contrast

On white

18.27

#221010 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#221010 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221010

18.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221010	#FFFFFF	#000000	##FFFFFF
##221010	1.00	18.27	1.15	18.27
#FFFFFF	18.27	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141310

Deuteranopia (green-blind)

#181610

Tritanopia (blue-blind)

#250E10

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #221010;
/* rgb */ color: rgb(34, 16, 16);
/* oklch */ color: oklch(19.9% 0.031 20.1);

Tailwind

colors: {
  custom: {
    50: '#5d4e4e',
    500: '#221010',
    950: '#000000',
  },
}

SCSS

$custom: #221010;
$custom-light: #5d4e4e;
$custom-dark: #000000;

JSON

{
  "hex": "#221010",
  "rgb": {
    "r": 34,
    "g": 16,
    "b": 16
  },
  "hsl": {
    "h": 0,
    "s": 36,
    "l": 9.804
  },
  "oklch": {
    "l": 0.1992,
    "c": 0.03051,
    "h": 20.1
  },
  "luminance": 0.00748
}

Semantic roles & 50–950 ramp

primary

#221010

secondary

#355959

accent

#CCCC5C

background

#F5F4F4

surface

#E9E7E7

border

#C5C3C3

text

#040101

muted

#797777

Preview Lab

Preview with #221010

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

Preview Lab → · Contrast checker → · Palette generator →