#A83331#A83331

#A83331 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.6% C 0.153 H 25.5°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#A83331
RGB	rgb(168, 51, 49)
HSL	hsl(1, 55%, 43%)
HSV	hsv(1, 71%, 66%)
CMYK	cmyk(0%, 69.6%, 70.8%, 34.1%)
CIE-LAB	lab(39.44, 47.57, 28.71)
CIE-LCH	lch(39.44, 55.57, 31.11°)
OKLab	oklab(49.63% 0.1385 0.0661)
OKLCH	oklch(49.63% 0.153 25.5)
XYZ	xyz(17.8886, 10.9169, 4.0704)
Luminance	0.1091 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A83331 #31A6A8

analogous

#A8316B #A83331 #A86E31

triadic

#A83331 #31A833 #3331A8

tetradic

#A83331 #6BA831 #31A6A8 #6E31A8

square

#A83331 #6BA831 #31A6A8 #6E31A8

split-complementary

#A83331 #31A86E #316BA8

monochromatic

#491615 #792523 #A83331 #CB4E4C #D87C7B

Accessibility & contrast

On white

6.60

#A83331 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#A83331 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A83331

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A83331	#FFFFFF	#000000	##FFFFFF
##A83331	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544D30

Deuteranopia (green-blind)

#71662D

Tritanopia (blue-blind)

#B90F34

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a83331;
/* rgb */ color: rgb(168, 51, 49);
/* oklch */ color: oklch(49.6% 0.153 25.5);

Tailwind

colors: {
  custom: {
    50: '#c97269',
    500: '#a83331',
    950: '#000000',
  },
}

SCSS

$custom: #a83331;
$custom-light: #c97269;
$custom-dark: #000000;

JSON

{
  "hex": "#a83331",
  "rgb": {
    "r": 168,
    "g": 51,
    "b": 49
  },
  "hsl": {
    "h": 1.008,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.49625,
    "c": 0.15346,
    "h": 25.5
  },
  "luminance": 0.10914
}

Semantic roles & 50–950 ramp

primary

#A83331

secondary

#74C0C1

accent

#DCDE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #A83331

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

Preview Lab → · Contrast checker → · Palette generator →