#A83133#A83133

#A83133 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.4% C 0.155 H 24.0°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#A83133
RGB	rgb(168, 49, 51)
HSL	hsl(359, 55%, 43%)
HSV	hsv(359, 71%, 66%)
CMYK	cmyk(0%, 70.8%, 69.6%, 34.1%)
CIE-LAB	lab(39.18, 48.47, 27.19)
CIE-LCH	lch(39.18, 55.58, 29.29°)
OKLab	oklab(49.44% 0.1418 0.0631)
OKLCH	oklch(49.44% 0.155 24)
XYZ	xyz(17.8462, 10.7631, 4.2691)
Luminance	0.1076 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A83133 #31A8A6

analogous

#A8316E #A83133 #A86B31

triadic

#A83133 #33A831 #3133A8

tetradic

#A83133 #6EA831 #31A8A6 #6B31A8

square

#A83133 #6EA831 #31A8A6 #6B31A8

split-complementary

#A83133 #31A86B #316EA8

monochromatic

#491516 #792325 #A83133 #CB4C4E #D87B7C

Accessibility & contrast

On white

6.66

#A83133 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#A83133 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A83133

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A83133	#FFFFFF	#000000	##FFFFFF
##A83133	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524C32

Deuteranopia (green-blind)

#70662F

Tritanopia (blue-blind)

#B90933

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a83133;
/* rgb */ color: rgb(168, 49, 51);
/* oklch */ color: oklch(49.4% 0.155 24.0);

Tailwind

colors: {
  custom: {
    50: '#c9716a',
    500: '#a83133',
    950: '#000000',
  },
}

SCSS

$custom: #a83133;
$custom-light: #c9716a;
$custom-dark: #000000;

JSON

{
  "hex": "#a83133",
  "rgb": {
    "r": 168,
    "g": 49,
    "b": 51
  },
  "hsl": {
    "h": 358.992,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.49439,
    "c": 0.15518,
    "h": 24
  },
  "luminance": 0.1076
}

Semantic roles & 50–950 ramp

primary

#A83133

secondary

#74C1C0

accent

#DEDC4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #A83133

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

Preview Lab → · Contrast checker → · Palette generator →