#66211E#66211E

#66211E is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.4% C 0.100 H 26.0°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#66211E
RGB	rgb(102, 33, 30)
HSL	hsl(3, 55%, 26%)
HSV	hsv(3, 71%, 40%)
CMYK	cmyk(0%, 67.6%, 70.6%, 60%)
CIE-LAB	lab(23.69, 30.80, 18.73)
CIE-LCH	lch(23.69, 36.05, 31.30°)
OKLab	oklab(35.4% 0.09 0.0439)
OKLCH	oklch(35.4% 0.1 26)
XYZ	xyz(6.2583, 4.0071, 1.6719)
Luminance	0.0401 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66211E #1E6366

analogous

#661E3F #66211E #66451E

triadic

#66211E #1E6621 #211E66

tetradic

#66211E #3F661E #1E6366 #451E66

square

#66211E #3F661E #1E6366 #451E66

split-complementary

#66211E #1E6645 #1E3F66

monochromatic

#180807 #371210 #66211E #95302C #C5403A

Accessibility & contrast

On white

11.66

#66211E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#66211E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66211E

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66211E	#FFFFFF	#000000	##FFFFFF
##66211E	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332F1D

Deuteranopia (green-blind)

#453E1C

Tritanopia (blue-blind)

#701121

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #66211e;
/* rgb */ color: rgb(102, 33, 30);
/* oklch */ color: oklch(35.4% 0.100 26.0);

Tailwind

colors: {
  custom: {
    50: '#976059',
    500: '#66211e',
    950: '#000000',
  },
}

SCSS

$custom: #66211e;
$custom-light: #976059;
$custom-dark: #000000;

JSON

{
  "hex": "#66211e",
  "rgb": {
    "r": 102,
    "g": 33,
    "b": 30
  },
  "hsl": {
    "h": 2.5,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35402,
    "c": 0.10012,
    "h": 26
  },
  "luminance": 0.04006
}

Semantic roles & 50–950 ramp

primary

#66211E

secondary

#45979B

accent

#D8DE4A

background

#F9F5F5

surface

#F2EAE9

border

#CCC6C5

text

#0E0503

muted

#7E7978

Preview Lab

Preview with #66211E

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

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