#4A180B#4A180B

#4A180B is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.6% C 0.080 H 35.5°. Best body text is #FFFFFF at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#4A180B
RGB	rgb(74, 24, 11)
HSL	hsl(12, 74%, 17%)
HSV	hsv(12, 85%, 29%)
CMYK	cmyk(0%, 67.6%, 85.1%, 71%)
CIE-LAB	lab(16.17, 22.96, 19.89)
CIE-LCH	lch(16.17, 30.38, 40.89°)
OKLab	oklab(28.61% 0.0648 0.0462)
OKLCH	oklch(28.61% 0.08 35.5)
XYZ	xyz(3.2114, 2.1337, 0.5593)
Luminance	0.0213 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A180B #0B3D4A

analogous

#4A0B1E #4A180B #4A380B

triadic

#4A180B #0B4A18 #180B4A

tetradic

#4A180B #1E4A0B #0B3D4A #380B4A

square

#4A180B #1E4A0B #0B3D4A #380B4A

split-complementary

#4A180B #0B4A38 #0B1E4A

monochromatic

#1B0904 #1B0904 #4A180B #7F2913 #B53B1B

Accessibility & contrast

On white

14.72

#4A180B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#4A180B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A180B

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A180B	#FFFFFF	#000000	##FFFFFF
##4A180B	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)

#262109

Deuteranopia (green-blind)

#322C09

Tritanopia (blue-blind)

#520C15

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #4a180b;
/* rgb */ color: rgb(74, 24, 11);
/* oklch */ color: oklch(28.6% 0.080 35.5);

Tailwind

colors: {
  custom: {
    50: '#82574b',
    500: '#4a180b',
    950: '#000000',
  },
}

SCSS

$custom: #4a180b;
$custom-light: #82574b;
$custom-dark: #000000;

JSON

{
  "hex": "#4a180b",
  "rgb": {
    "r": 74,
    "g": 24,
    "b": 11
  },
  "hsl": {
    "h": 12.381,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.28607,
    "c": 0.07959,
    "h": 35.5
  },
  "luminance": 0.02133
}

Semantic roles & 50–950 ramp

primary

#4A180B

secondary

#2B7386

accent

#CAF137

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #4A180B

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

Preview Lab → · Contrast checker → · Palette generator →