#A8331F#A8331F

#A8331F is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.4% C 0.156 H 32.2°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#A8331F
RGB	rgb(168, 51, 31)
HSL	hsl(9, 69%, 39%)
HSV	hsv(9, 82%, 66%)
CMYK	cmyk(0%, 69.6%, 81.5%, 34.1%)
CIE-LAB	lab(39.23, 46.82, 38.73)
CIE-LCH	lch(39.23, 60.77, 39.60°)
OKLab	oklab(49.4% 0.1324 0.0833)
OKLCH	oklch(49.4% 0.156 32.2)
XYZ	xyz(17.5816, 10.7941, 2.4538)
Luminance	0.1079 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A8331F #1F94A8

analogous

#A81F50 #A8331F #A8781F

triadic

#A8331F #1FA833 #331FA8

tetradic

#A8331F #50A81F #1F94A8 #781FA8

square

#A8331F #50A81F #1F94A8 #781FA8

split-complementary

#A8331F #1FA878 #1F50A8

monochromatic

#41140C #742315 #A8331F #D8452C #E27360

Accessibility & contrast

On white

6.65

#A8331F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#A8331F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A8331F

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A8331F	#FFFFFF	#000000	##FFFFFF
##A8331F	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C1C

Deuteranopia (green-blind)

#72661A

Tritanopia (blue-blind)

#B9072F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a8331f;
/* rgb */ color: rgb(168, 51, 31);
/* oklch */ color: oklch(49.4% 0.156 32.2);

Tailwind

colors: {
  custom: {
    50: '#ca725c',
    500: '#a8331f',
    950: '#000000',
  },
}

SCSS

$custom: #a8331f;
$custom-light: #ca725c;
$custom-dark: #000000;

JSON

{
  "hex": "#a8331f",
  "rgb": {
    "r": 168,
    "g": 51,
    "b": 31
  },
  "hsl": {
    "h": 8.759,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.49402,
    "c": 0.15647,
    "h": 32.2
  },
  "luminance": 0.10791
}

Semantic roles & 50–950 ramp

primary

#A8331F

secondary

#5DB7C6

accent

#D2EC3C

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A8331F

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

Preview Lab → · Contrast checker → · Palette generator →