#4A180E#4A180E

#4A180E is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.6% C 0.079 H 33.1°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#4A180E
RGB	rgb(74, 24, 14)
HSL	hsl(10, 68%, 17%)
HSV	hsv(10, 81%, 29%)
CMYK	cmyk(0%, 67.6%, 81.1%, 71%)
CIE-LAB	lab(16.21, 23.11, 18.53)
CIE-LCH	lch(16.21, 29.63, 38.72°)
OKLab	oklab(28.65% 0.0659 0.0431)
OKLCH	oklch(28.65% 0.079 33.1)
XYZ	xyz(3.2303, 2.1413, 0.6586)
Luminance	0.0214 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A180E #0E404A

analogous

#4A0E22 #4A180E #4A360E

triadic

#4A180E #0E4A18 #180E4A

tetradic

#4A180E #224A0E #0E404A #360E4A

square

#4A180E #224A0E #0E404A #360E4A

split-complementary

#4A180E #0E4A36 #0E224A

monochromatic

#1A0805 #1A0805 #4A180E #7D2918 #B13921

Accessibility & contrast

On white

14.70

#4A180E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#4A180E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A180E

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A180E	#FFFFFF	#000000	##FFFFFF
##4A180E	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26210D

Deuteranopia (green-blind)

#322C0C

Tritanopia (blue-blind)

#520C16

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #4a180e;
/* rgb */ color: rgb(74, 24, 14);
/* oklch */ color: oklch(28.6% 0.079 33.1);

Tailwind

colors: {
  custom: {
    50: '#82574d',
    500: '#4a180e',
    950: '#000000',
  },
}

SCSS

$custom: #4a180e;
$custom-light: #82574d;
$custom-dark: #000000;

JSON

{
  "hex": "#4a180e",
  "rgb": {
    "r": 74,
    "g": 24,
    "b": 14
  },
  "hsl": {
    "h": 10,
    "s": 68.182,
    "l": 17.255
  },
  "oklch": {
    "l": 0.28647,
    "c": 0.07874,
    "h": 33.1
  },
  "luminance": 0.02141
}

Semantic roles & 50–950 ramp

primary

#4A180E

secondary

#2F7785

accent

#CEEB3D

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #4A180E

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

Preview Lab → · Contrast checker → · Palette generator →