#661A22#661A22

#661A22 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.6% C 0.108 H 19.1°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#661A22
RGB	rgb(102, 26, 34)
HSL	hsl(354, 59%, 25%)
HSV	hsv(354, 75%, 40%)
CMYK	cmyk(0%, 74.5%, 66.7%, 60%)
CIE-LAB	lab(22.58, 34.29, 14.65)
CIE-LCH	lch(22.58, 37.29, 23.13°)
OKLab	oklab(34.59% 0.1019 0.0352)
OKLCH	oklch(34.59% 0.108 19.1)
XYZ	xyz(6.1382, 3.6799, 1.9001)
Luminance	0.0368 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661A22 #1A665E

analogous

#661A48 #661A22 #66381A

triadic

#661A22 #22661A #1A2266

tetradic

#661A22 #48661A #1A665E #381A66

square

#661A22 #48661A #1A665E #381A66

split-complementary

#661A22 #1A6638 #1A4866

monochromatic

#180608 #350E12 #661A22 #972632 #C83343

Accessibility & contrast

On white

12.10

#661A22 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#661A22 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661A22

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661A22	#FFFFFF	#000000	##FFFFFF
##661A22	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2C22

Deuteranopia (green-blind)

#423C20

Tritanopia (blue-blind)

#70051D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #661a22;
/* rgb */ color: rgb(102, 26, 34);
/* oklch */ color: oklch(34.6% 0.108 19.1);

Tailwind

colors: {
  custom: {
    50: '#975d5c',
    500: '#661a22',
    950: '#000000',
  },
}

SCSS

$custom: #661a22;
$custom-light: #975d5c;
$custom-dark: #000000;

JSON

{
  "hex": "#661a22",
  "rgb": {
    "r": 102,
    "g": 26,
    "b": 34
  },
  "hsl": {
    "h": 353.684,
    "s": 59.375,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34594,
    "c": 0.10782,
    "h": 19.1
  },
  "luminance": 0.03679
}

Semantic roles & 50–950 ramp

primary

#661A22

secondary

#409C92

accent

#E3D245

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #661A22

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

Preview Lab → · Contrast checker → · Palette generator →