#661D20#661D20

#661D20 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.9% C 0.105 H 22.1°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#661D20
RGB	rgb(102, 29, 32)
HSL	hsl(358, 56%, 26%)
HSV	hsv(358, 72%, 40%)
CMYK	cmyk(0%, 71.6%, 68.6%, 60%)
CIE-LAB	lab(23.03, 32.83, 16.57)
CIE-LCH	lch(23.03, 36.78, 26.78°)
OKLab	oklab(34.91% 0.0968 0.0394)
OKLCH	oklch(34.91% 0.105 22.1)
XYZ	xyz(6.1802, 3.8087, 1.7759)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D20 #1D6663

analogous

#661D44 #661D20 #663E1D

triadic

#661D20 #20661D #1D2066

tetradic

#661D20 #44661D #1D6663 #3E1D66

square

#661D20 #44661D #1D6663 #3E1D66

split-complementary

#661D20 #1D663E #1D4466

monochromatic

#180707 #360F11 #661D20 #962B2F #C5383E

Accessibility & contrast

On white

11.92

#661D20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#661D20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D20

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D20	#FFFFFF	#000000	##FFFFFF
##661D20	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312D20

Deuteranopia (green-blind)

#433D1E

Tritanopia (blue-blind)

#700A1F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #661d20;
/* rgb */ color: rgb(102, 29, 32);
/* oklch */ color: oklch(34.9% 0.105 22.1);

Tailwind

colors: {
  custom: {
    50: '#975e5b',
    500: '#661d20',
    950: '#000000',
  },
}

SCSS

$custom: #661d20;
$custom-light: #975e5b;
$custom-dark: #000000;

JSON

{
  "hex": "#661d20",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 32
  },
  "hsl": {
    "h": 357.534,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.34914,
    "c": 0.10452,
    "h": 22.1
  },
  "luminance": 0.03808
}

Semantic roles & 50–950 ramp

primary

#661D20

secondary

#449B97

accent

#DFD949

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0504

muted

#7E7979

Preview Lab

Preview with #661D20

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

Preview Lab → · Contrast checker → · Palette generator →