#661F20#661F20

#661F20 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.102 H 23.3°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#661F20
RGB	rgb(102, 31, 32)
HSL	hsl(359, 53%, 26%)
HSV	hsv(359, 70%, 40%)
CMYK	cmyk(0%, 69.6%, 68.6%, 60%)
CIE-LAB	lab(23.37, 31.90, 17.00)
CIE-LCH	lch(23.37, 36.15, 28.05°)
OKLab	oklab(35.17% 0.0939 0.0403)
OKLCH	oklch(35.17% 0.102 23.3)
XYZ	xyz(6.2308, 3.9099, 1.7928)
Luminance	0.0391 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F20 #1F6665

analogous

#661F43 #661F20 #66411F

triadic

#661F20 #20661F #1F2066

tetradic

#661F20 #43661F #1F6665 #411F66

square

#661F20 #43661F #1F6665 #411F66

split-complementary

#661F20 #1F6641 #1F4366

monochromatic

#170707 #371111 #661F20 #952D2F #C43C3E

Accessibility & contrast

On white

11.79

#661F20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#661F20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F20

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F20	#FFFFFF	#000000	##FFFFFF
##661F20	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E1F

Deuteranopia (green-blind)

#443D1E

Tritanopia (blue-blind)

#700E20

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #661f20;
/* rgb */ color: rgb(102, 31, 32);
/* oklch */ color: oklch(35.2% 0.102 23.3);

Tailwind

colors: {
  custom: {
    50: '#975f5b',
    500: '#661f20',
    950: '#000000',
  },
}

SCSS

$custom: #661f20;
$custom-light: #975f5b;
$custom-dark: #000000;

JSON

{
  "hex": "#661f20",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 32
  },
  "hsl": {
    "h": 359.155,
    "s": 53.383,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3517,
    "c": 0.10218,
    "h": 23.3
  },
  "luminance": 0.03909
}

Semantic roles & 50–950 ramp

primary

#661F20

secondary

#469A99

accent

#DDDB4B

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0504

muted

#7E7979

Preview Lab

Preview with #661F20

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

Preview Lab → · Contrast checker → · Palette generator →