#4F180D#4F180D

#4F180D is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.6% C 0.085 H 33.2°. Best body text is #FFFFFF at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#4F180D
RGB	rgb(79, 24, 13)
HSL	hsl(10, 72%, 18%)
HSV	hsv(10, 84%, 31%)
CMYK	cmyk(0%, 69.6%, 83.5%, 69%)
CIE-LAB	lab(17.20, 25.17, 20.47)
CIE-LCH	lch(17.20, 32.45, 39.12°)
OKLab	oklab(29.58% 0.0715 0.0468)
OKLCH	oklch(29.58% 0.085 33.2)
XYZ	xyz(3.6241, 2.3451, 0.6425)
Luminance	0.0234 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F180D #0D444F

analogous

#4F0D23 #4F180D #4F390D

triadic

#4F180D #0D4F18 #180D4F

tetradic

#4F180D #234F0D #0D444F #390D4F

square

#4F180D #234F0D #0D444F #390D4F

split-complementary

#4F180D #0D4F39 #0D234F

monochromatic

#1A0804 #1A0804 #4F180D #842816 #B8381E

Accessibility & contrast

On white

14.30

#4F180D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#4F180D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F180D

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F180D	#FFFFFF	#000000	##FFFFFF
##4F180D	1.00	14.30	1.47	14.30
#FFFFFF	14.30	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27230B

Deuteranopia (green-blind)

#352F0B

Tritanopia (blue-blind)

#580A16

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4f180d;
/* rgb */ color: rgb(79, 24, 13);
/* oklch */ color: oklch(29.6% 0.085 33.2);

Tailwind

colors: {
  custom: {
    50: '#86584d',
    500: '#4f180d',
    950: '#000000',
  },
}

SCSS

$custom: #4f180d;
$custom-light: #86584d;
$custom-dark: #000000;

JSON

{
  "hex": "#4f180d",
  "rgb": {
    "r": 79,
    "g": 24,
    "b": 13
  },
  "hsl": {
    "h": 10,
    "s": 71.739,
    "l": 18.039
  },
  "oklch": {
    "l": 0.29581,
    "c": 0.08541,
    "h": 33.2
  },
  "luminance": 0.02345
}

Semantic roles & 50–950 ramp

primary

#4F180D

secondary

#2E7B8A

accent

#D0EE39

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4F180D

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

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