#A64231#A64231

#A64231 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.2% C 0.136 H 31.8°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#A64231
RGB	rgb(166, 66, 49)
HSL	hsl(9, 54%, 42%)
HSV	hsv(9, 70%, 65%)
CMYK	cmyk(0%, 60.2%, 70.5%, 34.9%)
CIE-LAB	lab(41.58, 40.18, 31.13)
CIE-LCH	lch(41.58, 50.83, 37.77°)
OKLab	oklab(51.16% 0.1155 0.0715)
OKLCH	oklch(51.16% 0.136 31.8)
XYZ	xyz(18.2303, 12.2276, 4.3053)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A64231 #3195A6

analogous

#A6315B #A64231 #A67D31

triadic

#A64231 #31A642 #4231A6

tetradic

#A64231 #5BA631 #3195A6 #7D31A6

square

#A64231 #5BA631 #3195A6 #7D31A6

split-complementary

#A64231 #31A67D #315BA6

monochromatic

#471C15 #772F23 #A64231 #CA5D4A #D8877A

Accessibility & contrast

On white

6.10

#A64231 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#A64231 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A64231

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A64231	#FFFFFF	#000000	##FFFFFF
##A64231	1.00	6.10	3.45	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D542F

Deuteranopia (green-blind)

#766A2E

Tritanopia (blue-blind)

#B62C3E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #a64231;
/* rgb */ color: rgb(166, 66, 49);
/* oklch */ color: oklch(51.2% 0.136 31.8);

Tailwind

colors: {
  custom: {
    50: '#c77a6a',
    500: '#a64231',
    950: '#000000',
  },
}

SCSS

$custom: #a64231;
$custom-light: #c77a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#a64231",
  "rgb": {
    "r": 166,
    "g": 66,
    "b": 49
  },
  "hsl": {
    "h": 8.718,
    "s": 54.419,
    "l": 42.157
  },
  "oklch": {
    "l": 0.51163,
    "c": 0.13589,
    "h": 31.8
  },
  "luminance": 0.12225
}

Semantic roles & 50–950 ramp

primary

#A64231

secondary

#73B5C0

accent

#C8DE4A

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A64231

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

Preview Lab → · Contrast checker → · Palette generator →