#661E22#661E22

#661E22 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.1% C 0.103 H 21.1°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#661E22
RGB	rgb(102, 30, 34)
HSL	hsl(357, 55%, 26%)
HSV	hsv(357, 71%, 40%)
CMYK	cmyk(0%, 70.6%, 66.7%, 60%)
CIE-LAB	lab(23.24, 32.51, 15.48)
CIE-LCH	lch(23.24, 36.01, 25.47°)
OKLab	oklab(35.08% 0.0962 0.0372)
OKLCH	oklch(35.08% 0.103 21.1)
XYZ	xyz(6.2331, 3.8697, 1.9318)
Luminance	0.0387 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E22 #1E6662

analogous

#661E46 #661E22 #663E1E

triadic

#661E22 #22661E #1E2266

tetradic

#661E22 #46661E #1E6662 #3E1E66

square

#661E22 #46661E #1E6662 #3E1E66

split-complementary

#661E22 #1E663E #1E4666

monochromatic

#180708 #371012 #661E22 #952C32 #C53A42

Accessibility & contrast

On white

11.84

#661E22 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#661E22 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E22

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E22	#FFFFFF	#000000	##FFFFFF
##661E22	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312E22

Deuteranopia (green-blind)

#433D20

Tritanopia (blue-blind)

#700D20

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #661e22;
/* rgb */ color: rgb(102, 30, 34);
/* oklch */ color: oklch(35.1% 0.103 21.1);

Tailwind

colors: {
  custom: {
    50: '#975f5d',
    500: '#661e22',
    950: '#000000',
  },
}

SCSS

$custom: #661e22;
$custom-light: #975f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#661e22",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 34
  },
  "hsl": {
    "h": 356.667,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35081,
    "c": 0.10316,
    "h": 21.1
  },
  "luminance": 0.03869
}

Semantic roles & 50–950 ramp

primary

#661E22

secondary

#459B96

accent

#DED64A

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0504

muted

#7E7979

Preview Lab

Preview with #661E22

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

Preview Lab → · Contrast checker → · Palette generator →