#4A180D#4A180D

#4A180D is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.6% C 0.079 H 34.0°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#4A180D
RGB	rgb(74, 24, 13)
HSL	hsl(11, 70%, 17%)
HSV	hsv(11, 82%, 29%)
CMYK	cmyk(0%, 67.6%, 82.4%, 71%)
CIE-LAB	lab(16.20, 23.06, 19.01)
CIE-LCH	lch(16.20, 29.89, 39.49°)
OKLab	oklab(28.63% 0.0655 0.0442)
OKLCH	oklch(28.63% 0.079 34)
XYZ	xyz(3.2237, 2.1386, 0.6237)
Luminance	0.0214 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A180D #0D3F4A

analogous

#4A0D20 #4A180D #4A370D

triadic

#4A180D #0D4A18 #180D4A

tetradic

#4A180D #204A0D #0D3F4A #370D4A

square

#4A180D #204A0D #0D3F4A #370D4A

split-complementary

#4A180D #0D4A37 #0D204A

monochromatic

#1A0805 #1A0805 #4A180D #7E2916 #B23A1F

Accessibility & contrast

On white

14.71

#4A180D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#4A180D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A180D

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A180D	#FFFFFF	#000000	##FFFFFF
##4A180D	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26210C

Deuteranopia (green-blind)

#322C0B

Tritanopia (blue-blind)

#520C16

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #4a180d;
/* rgb */ color: rgb(74, 24, 13);
/* oklch */ color: oklch(28.6% 0.079 34.0);

Tailwind

colors: {
  custom: {
    50: '#82574c',
    500: '#4a180d',
    950: '#000000',
  },
}

SCSS

$custom: #4a180d;
$custom-light: #82574c;
$custom-dark: #000000;

JSON

{
  "hex": "#4a180d",
  "rgb": {
    "r": 74,
    "g": 24,
    "b": 13
  },
  "hsl": {
    "h": 10.82,
    "s": 70.115,
    "l": 17.059
  },
  "oklch": {
    "l": 0.28633,
    "c": 0.07902,
    "h": 34
  },
  "luminance": 0.02138
}

Semantic roles & 50–950 ramp

primary

#4A180D

secondary

#2E7585

accent

#CDED3B

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #4A180D

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

Preview Lab → · Contrast checker → · Palette generator →