#661E29#661E29

#661E29 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.103 H 15.3°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#661E29
RGB	rgb(102, 30, 41)
HSL	hsl(351, 55%, 26%)
HSV	hsv(351, 71%, 40%)
CMYK	cmyk(0%, 70.6%, 59.8%, 60%)
CIE-LAB	lab(23.39, 33.06, 10.92)
CIE-LCH	lch(23.39, 34.82, 18.28°)
OKLab	oklab(35.24% 0.0993 0.0271)
OKLCH	oklch(35.24% 0.103 15.3)
XYZ	xyz(6.3446, 3.9143, 2.5188)
Luminance	0.0391 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E29 #1E665B

analogous

#661E4D #661E29 #66371E

triadic

#661E29 #29661E #1E2966

tetradic

#661E29 #4D661E #1E665B #371E66

square

#661E29 #4D661E #1E665B #371E66

split-complementary

#661E29 #1E6637 #1E4D66

monochromatic

#18070A #371016 #661E29 #952C3C #C53A4F

Accessibility & contrast

On white

11.78

#661E29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#661E29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E29

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E29	#FFFFFF	#000000	##FFFFFF
##661E29	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302E29

Deuteranopia (green-blind)

#423D27

Tritanopia (blue-blind)

#700F22

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #661e29;
/* rgb */ color: rgb(102, 30, 41);
/* oklch */ color: oklch(35.2% 0.103 15.3);

Tailwind

colors: {
  custom: {
    50: '#965f62',
    500: '#661e29',
    950: '#000000',
  },
}

SCSS

$custom: #661e29;
$custom-light: #965f62;
$custom-dark: #000000;

JSON

{
  "hex": "#661e29",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 41
  },
  "hsl": {
    "h": 350.833,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35242,
    "c": 0.10297,
    "h": 15.3
  },
  "luminance": 0.03913
}

Semantic roles & 50–950 ramp

primary

#661E29

secondary

#459B8E

accent

#DEC74A

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #661E29

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

Preview Lab → · Contrast checker → · Palette generator →