#4A180A#4A180A

#4A180A is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.6% C 0.080 H 36.2°. Best body text is #FFFFFF at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#4A180A
RGB	rgb(74, 24, 10)
HSL	hsl(13, 76%, 16%)
HSV	hsv(13, 86%, 29%)
CMYK	cmyk(0%, 67.6%, 86.5%, 71%)
CIE-LAB	lab(16.16, 22.92, 20.29)
CIE-LCH	lch(16.16, 30.61, 41.52°)
OKLab	oklab(28.6% 0.0644 0.0472)
OKLCH	oklch(28.6% 0.08 36.2)
XYZ	xyz(3.2058, 2.1315, 0.5297)
Luminance	0.0213 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A180A #0A3C4A

analogous

#4A0A1C #4A180A #4A380A

triadic

#4A180A #0A4A18 #180A4A

tetradic

#4A180A #1C4A0A #0A3C4A #380A4A

square

#4A180A #1C4A0A #0A3C4A #380A4A

split-complementary

#4A180A #0A4A38 #0A1C4A

monochromatic

#1B0904 #1B0904 #4A180A #802911 #B63B19

Accessibility & contrast

On white

14.72

#4A180A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#4A180A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A180A

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A180A	#FFFFFF	#000000	##FFFFFF
##4A180A	1.00	14.72	1.43	14.72
#FFFFFF	14.72	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262108

Deuteranopia (green-blind)

#322C08

Tritanopia (blue-blind)

#520C15

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #4a180a;
/* rgb */ color: rgb(74, 24, 10);
/* oklch */ color: oklch(28.6% 0.080 36.2);

Tailwind

colors: {
  custom: {
    50: '#82574b',
    500: '#4a180a',
    950: '#000000',
  },
}

SCSS

$custom: #4a180a;
$custom-light: #82574b;
$custom-dark: #000000;

JSON

{
  "hex": "#4a180a",
  "rgb": {
    "r": 74,
    "g": 24,
    "b": 10
  },
  "hsl": {
    "h": 13.125,
    "s": 76.19,
    "l": 16.471
  },
  "oklch": {
    "l": 0.28595,
    "c": 0.07987,
    "h": 36.2
  },
  "luminance": 0.02131
}

Semantic roles & 50–950 ramp

primary

#4A180A

secondary

#297287

accent

#C9F335

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #4A180A

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

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