#A13818#A13818

#A13818 is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.7% C 0.146 H 36.7°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#A13818
RGB	rgb(161, 56, 24)
HSL	hsl(14, 74%, 36%)
HSV	hsv(14, 85%, 63%)
CMYK	cmyk(0%, 65.2%, 85.1%, 36.9%)
CIE-LAB	lab(38.68, 41.98, 41.26)
CIE-LCH	lch(38.68, 58.86, 44.50°)
OKLab	oklab(48.73% 0.1169 0.0871)
OKLCH	oklch(48.73% 0.146 36.7)
XYZ	xyz(16.2788, 10.4737, 2.0284)
Luminance	0.1047 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13818 #1881A1

analogous

#A1183C #A13818 #A17D18

triadic

#A13818 #18A138 #3818A1

tetradic

#A13818 #3CA118 #1881A1 #7D18A1

square

#A13818 #3CA118 #1881A1 #7D18A1

split-complementary

#A13818 #18A17D #183CA1

monochromatic

#361308 #6C2510 #A13818 #D64B20 #E5724F

Accessibility & contrast

On white

6.79

#A13818 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A13818 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13818

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13818	#FFFFFF	#000000	##FFFFFF
##A13818	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564C13

Deuteranopia (green-blind)

#706413

Tritanopia (blue-blind)

#B21A32

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a13818;
/* rgb */ color: rgb(161, 56, 24);
/* oklch */ color: oklch(48.7% 0.146 36.7);

Tailwind

colors: {
  custom: {
    50: '#c57458',
    500: '#a13818',
    950: '#000000',
  },
}

SCSS

$custom: #a13818;
$custom-light: #c57458;
$custom-dark: #000000;

JSON

{
  "hex": "#a13818",
  "rgb": {
    "r": 161,
    "g": 56,
    "b": 24
  },
  "hsl": {
    "h": 14.015,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.4873,
    "c": 0.1458,
    "h": 36.7
  },
  "luminance": 0.10471
}

Semantic roles & 50–950 ramp

primary

#A13818

secondary

#4EABC7

accent

#C5F137

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140803

muted

#837B78

Preview Lab

Preview with #A13818

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

Preview Lab → · Contrast checker → · Palette generator →