#A83231#A83231

#A83231 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.5% C 0.154 H 25.2°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#A83231
RGB	rgb(168, 50, 49)
HSL	hsl(1, 55%, 43%)
HSV	hsv(1, 71%, 66%)
CMYK	cmyk(0%, 70.2%, 70.8%, 34.1%)
CIE-LAB	lab(39.29, 47.97, 28.54)
CIE-LCH	lch(39.29, 55.82, 30.75°)
OKLab	oklab(49.52% 0.1398 0.0658)
OKLCH	oklch(49.52% 0.154 25.2)
XYZ	xyz(17.8454, 10.8304, 4.0559)
Luminance	0.1083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A83231 #31A7A8

analogous

#A8316C #A83231 #A86D31

triadic

#A83231 #31A832 #3231A8

tetradic

#A83231 #6CA831 #31A7A8 #6D31A8

square

#A83231 #6CA831 #31A7A8 #6D31A8

split-complementary

#A83231 #31A86D #316CA8

monochromatic

#491615 #792423 #A83231 #CB4D4C #D87C7B

Accessibility & contrast

On white

6.63

#A83231 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A83231 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A83231

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A83231	#FFFFFF	#000000	##FFFFFF
##A83231	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534C30

Deuteranopia (green-blind)

#71662D

Tritanopia (blue-blind)

#B90C33

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a83231;
/* rgb */ color: rgb(168, 50, 49);
/* oklch */ color: oklch(49.5% 0.154 25.2);

Tailwind

colors: {
  custom: {
    50: '#c97269',
    500: '#a83231',
    950: '#000000',
  },
}

SCSS

$custom: #a83231;
$custom-light: #c97269;
$custom-dark: #000000;

JSON

{
  "hex": "#a83231",
  "rgb": {
    "r": 168,
    "g": 50,
    "b": 49
  },
  "hsl": {
    "h": 0.504,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.49515,
    "c": 0.15445,
    "h": 25.2
  },
  "luminance": 0.10828
}

Semantic roles & 50–950 ramp

primary

#A83231

secondary

#74C0C1

accent

#DDDE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #A83231

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

Preview Lab → · Contrast checker → · Palette generator →