#661F29#661F29

#661F29 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.4% C 0.102 H 15.8°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#661F29
RGB	rgb(102, 31, 41)
HSL	hsl(352, 53%, 26%)
HSV	hsv(352, 70%, 40%)
CMYK	cmyk(0%, 69.6%, 59.8%, 60%)
CIE-LAB	lab(23.56, 32.59, 11.15)
CIE-LCH	lch(23.56, 34.45, 18.89°)
OKLab	oklab(35.37% 0.0978 0.0277)
OKLCH	oklch(35.37% 0.102 15.8)
XYZ	xyz(6.3703, 3.9657, 2.5274)
Luminance	0.0396 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F29 #1F665C

analogous

#661F4C #661F29 #66381F

triadic

#661F29 #29661F #1F2966

tetradic

#661F29 #4C661F #1F665C #381F66

square

#661F29 #4C661F #1F665C #381F66

split-complementary

#661F29 #1F6638 #1F4C66

monochromatic

#170709 #371116 #661F29 #952D3C #C43C4F

Accessibility & contrast

On white

11.71

#661F29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#661F29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F29

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F29	#FFFFFF	#000000	##FFFFFF
##661F29	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302F29

Deuteranopia (green-blind)

#433E27

Tritanopia (blue-blind)

#701123

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #661f29;
/* rgb */ color: rgb(102, 31, 41);
/* oklch */ color: oklch(35.4% 0.102 15.8);

Tailwind

colors: {
  custom: {
    50: '#965f62',
    500: '#661f29',
    950: '#000000',
  },
}

SCSS

$custom: #661f29;
$custom-light: #965f62;
$custom-dark: #000000;

JSON

{
  "hex": "#661f29",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 41
  },
  "hsl": {
    "h": 351.549,
    "s": 53.383,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3537,
    "c": 0.10168,
    "h": 15.8
  },
  "luminance": 0.03965
}

Semantic roles & 50–950 ramp

primary

#661F29

secondary

#469A8F

accent

#DDC84B

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #661F29

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

Preview Lab → · Contrast checker → · Palette generator →