#661E24#661E24

#661E24 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.1% C 0.103 H 19.5°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#661E24
RGB	rgb(102, 30, 36)
HSL	hsl(355, 55%, 26%)
HSV	hsv(355, 71%, 40%)
CMYK	cmyk(0%, 70.6%, 64.7%, 60%)
CIE-LAB	lab(23.28, 32.66, 14.18)
CIE-LCH	lch(23.28, 35.60, 23.47°)
OKLab	oklab(35.12% 0.0971 0.0344)
OKLCH	oklch(35.12% 0.103 19.5)
XYZ	xyz(6.2628, 3.8816, 2.0882)
Luminance	0.0388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661E24 #1E6660

analogous

#661E48 #661E24 #663C1E

triadic

#661E24 #24661E #1E2466

tetradic

#661E24 #48661E #1E6660 #3C1E66

square

#661E24 #48661E #1E6660 #3C1E66

split-complementary

#661E24 #1E663C #1E4866

monochromatic

#180708 #371013 #661E24 #952C35 #C53A45

Accessibility & contrast

On white

11.82

#661E24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#661E24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661E24

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661E24	#FFFFFF	#000000	##FFFFFF
##661E24	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312E24

Deuteranopia (green-blind)

#433D22

Tritanopia (blue-blind)

#700E21

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #661e24;
/* rgb */ color: rgb(102, 30, 36);
/* oklch */ color: oklch(35.1% 0.103 19.5);

Tailwind

colors: {
  custom: {
    50: '#975f5e',
    500: '#661e24',
    950: '#000000',
  },
}

SCSS

$custom: #661e24;
$custom-light: #975f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#661e24",
  "rgb": {
    "r": 102,
    "g": 30,
    "b": 36
  },
  "hsl": {
    "h": 355,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35124,
    "c": 0.10302,
    "h": 19.5
  },
  "luminance": 0.03881
}

Semantic roles & 50–950 ramp

primary

#661E24

secondary

#459B94

accent

#DED24A

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0504

muted

#7E7979

Preview Lab

Preview with #661E24

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

Preview Lab → · Contrast checker → · Palette generator →