#A83718#A83718

#A83718 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.8% C 0.154 H 35.6°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#A83718
RGB	rgb(168, 55, 24)
HSL	hsl(13, 75%, 38%)
HSV	hsv(13, 86%, 66%)
CMYK	cmyk(0%, 67.3%, 85.7%, 34.1%)
CIE-LAB	lab(39.79, 44.95, 42.72)
CIE-LCH	lch(39.79, 62.01, 43.55°)
OKLab	oklab(49.81% 0.1254 0.0896)
OKLCH	oklch(49.81% 0.154 35.6)
XYZ	xyz(17.6816, 11.1258, 2.0804)
Luminance	0.1112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A83718 #1889A8

analogous

#A81841 #A83718 #A87F18

triadic

#A83718 #18A837 #3718A8

tetradic

#A83718 #41A818 #1889A8 #7F18A8

square

#A83718 #41A818 #1889A8 #7F18A8

split-complementary

#A83718 #18A87F #1841A8

monochromatic

#3D1409 #722510 #A83718 #DE4920 #E77354

Accessibility & contrast

On white

6.51

#A83718 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#A83718 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A83718

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A83718	#FFFFFF	#000000	##FFFFFF
##A83718	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E12

Deuteranopia (green-blind)

#746712

Tritanopia (blue-blind)

#B91231

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a83718;
/* rgb */ color: rgb(168, 55, 24);
/* oklch */ color: oklch(49.8% 0.154 35.6);

Tailwind

colors: {
  custom: {
    50: '#cb7458',
    500: '#a83718',
    950: '#000000',
  },
}

SCSS

$custom: #a83718;
$custom-light: #cb7458;
$custom-dark: #000000;

JSON

{
  "hex": "#a83718",
  "rgb": {
    "r": 168,
    "g": 55,
    "b": 24
  },
  "hsl": {
    "h": 12.917,
    "s": 75,
    "l": 37.647
  },
  "oklch": {
    "l": 0.49805,
    "c": 0.15415,
    "h": 35.6
  },
  "luminance": 0.11123
}

Semantic roles & 50–950 ramp

primary

#A83718

secondary

#53B0C9

accent

#C9F236

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150803

muted

#837B78

Preview Lab

Preview with #A83718

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

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