#A83A1C#A83A1C

#A83A1C is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.2% C 0.151 H 35.7°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#A83A1C
RGB	rgb(168, 58, 28)
HSL	hsl(13, 71%, 38%)
HSV	hsv(13, 83%, 66%)
CMYK	cmyk(0%, 65.5%, 83.3%, 34.1%)
CIE-LAB	lab(40.31, 43.75, 41.28)
CIE-LCH	lch(40.31, 60.15, 43.34°)
OKLab	oklab(50.2% 0.1224 0.0879)
OKLCH	oklch(50.2% 0.151 35.7)
XYZ	xyz(17.8731, 11.4374, 2.3649)
Luminance	0.1143 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A83A1C #1C8AA8

analogous

#A81C44 #A83A1C #A8801C

triadic

#A83A1C #1CA83A #3A1CA8

tetradic

#A83A1C #44A81C #1C8AA8 #801CA8

square

#A83A1C #44A81C #1C8AA8 #801CA8

split-complementary

#A83A1C #1CA880 #1C44A8

monochromatic

#3F160B #742813 #A83A1C #DB4D26 #E4785B

Accessibility & contrast

On white

6.39

#A83A1C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#A83A1C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A83A1C

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A83A1C	#FFFFFF	#000000	##FFFFFF
##A83A1C	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5017

Deuteranopia (green-blind)

#756817

Tritanopia (blue-blind)

#B91A34

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a83a1c;
/* rgb */ color: rgb(168, 58, 28);
/* oklch */ color: oklch(50.2% 0.151 35.7);

Tailwind

colors: {
  custom: {
    50: '#ca755b',
    500: '#a83a1c',
    950: '#000000',
  },
}

SCSS

$custom: #a83a1c;
$custom-light: #ca755b;
$custom-dark: #000000;

JSON

{
  "hex": "#a83a1c",
  "rgb": {
    "r": 168,
    "g": 58,
    "b": 28
  },
  "hsl": {
    "h": 12.857,
    "s": 71.429,
    "l": 38.431
  },
  "oklch": {
    "l": 0.50202,
    "c": 0.15068,
    "h": 35.7
  },
  "luminance": 0.11435
}

Semantic roles & 50–950 ramp

primary

#A83A1C

secondary

#58B0C7

accent

#C7EE3A

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A83A1C

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

Preview Lab → · Contrast checker → · Palette generator →