#A83E1B#A83E1B

#A83E1B is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.7% C 0.147 H 37.7°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#A83E1B
RGB	rgb(168, 62, 27)
HSL	hsl(15, 72%, 38%)
HSV	hsv(15, 84%, 66%)
CMYK	cmyk(0%, 63.1%, 83.9%, 34.1%)
CIE-LAB	lab(40.98, 41.91, 42.38)
CIE-LCH	lch(40.98, 59.60, 45.32°)
OKLab	oklab(50.71% 0.1165 0.09)
OKLCH	oklch(50.71% 0.147 37.7)
XYZ	xyz(18.0709, 11.8518, 2.3728)
Luminance	0.1185 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A83E1B #1B85A8

analogous

#A81B3E #A83E1B #A8851B

triadic

#A83E1B #1BA83E #3E1BA8

tetradic

#A83E1B #3EA81B #1B85A8 #851BA8

square

#A83E1B #3EA81B #1B85A8 #851BA8

split-complementary

#A83E1B #1BA885 #1B3EA8

monochromatic

#3F170A #732B13 #A83E1B #DC5224 #E47C59

Accessibility & contrast

On white

6.23

#A83E1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#A83E1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A83E1B

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A83E1B	#FFFFFF	#000000	##FFFFFF
##A83E1B	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5215

Deuteranopia (green-blind)

#766916

Tritanopia (blue-blind)

#B92237

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a83e1b;
/* rgb */ color: rgb(168, 62, 27);
/* oklch */ color: oklch(50.7% 0.147 37.7);

Tailwind

colors: {
  custom: {
    50: '#ca785b',
    500: '#a83e1b',
    950: '#000000',
  },
}

SCSS

$custom: #a83e1b;
$custom-light: #ca785b;
$custom-dark: #000000;

JSON

{
  "hex": "#a83e1b",
  "rgb": {
    "r": 168,
    "g": 62,
    "b": 27
  },
  "hsl": {
    "h": 14.894,
    "s": 72.308,
    "l": 38.235
  },
  "oklch": {
    "l": 0.50707,
    "c": 0.14724,
    "h": 37.7
  },
  "luminance": 0.11849
}

Semantic roles & 50–950 ramp

primary

#A83E1B

secondary

#57ACC8

accent

#C2EF39

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A83E1B

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

Preview Lab → · Contrast checker → · Palette generator →