#66232B#66232B

#66232B is a dark, moderate red. Relative luminance 0.042; OKLCH L 36.0% C 0.096 H 16.3°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#66232B
RGB	rgb(102, 35, 43)
HSL	hsl(353, 49%, 27%)
HSV	hsv(353, 66%, 40%)
CMYK	cmyk(0%, 65.7%, 57.8%, 60%)
CIE-LAB	lab(24.33, 30.82, 10.83)
CIE-LCH	lch(24.33, 32.67, 19.37°)
OKLab	oklab(35.96% 0.0925 0.027)
OKLCH	oklch(35.96% 0.096 16.3)
XYZ	xyz(6.5171, 4.2021, 2.7529)
Luminance	0.0420 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66232B #23665E

analogous

#66234D #66232B #663D23

triadic

#66232B #2B6623 #232B66

tetradic

#66232B #4D6623 #23665E #3D2366

square

#66232B #4D6623 #23665E #3D2366

split-complementary

#66232B #23663D #234D66

monochromatic

#17080A #381318 #66232B #94333E #BF4453

Accessibility & contrast

On white

11.41

#66232B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#66232B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66232B

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66232B	#FFFFFF	#000000	##FFFFFF
##66232B	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33312B

Deuteranopia (green-blind)

#443F29

Tritanopia (blue-blind)

#701726

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #66232b;
/* rgb */ color: rgb(102, 35, 43);
/* oklch */ color: oklch(36.0% 0.096 16.3);

Tailwind

colors: {
  custom: {
    50: '#966264',
    500: '#66232b',
    950: '#000000',
  },
}

SCSS

$custom: #66232b;
$custom-light: #966264;
$custom-dark: #000000;

JSON

{
  "hex": "#66232b",
  "rgb": {
    "r": 102,
    "g": 35,
    "b": 43
  },
  "hsl": {
    "h": 352.836,
    "s": 48.905,
    "l": 26.863
  },
  "oklch": {
    "l": 0.35962,
    "c": 0.0964,
    "h": 16.3
  },
  "luminance": 0.04201
}

Semantic roles & 50–950 ramp

primary

#66232B

secondary

#4B9A90

accent

#D8C84F

background

#F9F5F5

surface

#F2EAEA

border

#CCC6C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #66232B

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

Preview Lab → · Contrast checker → · Palette generator →