#4A151B#4A151B

#4A151B is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.5% C 0.080 H 17.2°. Best body text is #FFFFFF at 14.85:1 contrast (WCAG AA passes).

Color values

HEX	#4A151B
RGB	rgb(74, 21, 27)
HSL	hsl(353, 56%, 19%)
HSV	hsv(353, 72%, 29%)
CMYK	cmyk(0%, 71.6%, 63.5%, 71%)
CIE-LAB	lab(15.86, 25.63, 9.65)
CIE-LCH	lch(15.86, 27.39, 20.64°)
OKLab	oklab(28.46% 0.0767 0.0238)
OKLCH	oklch(28.46% 0.08 17.2)
XYZ	xyz(3.2903, 2.0717, 1.2633)
Luminance	0.0207 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A151B #154A44

analogous

#4A1535 #4A151B #4A2915

triadic

#4A151B #1B4A15 #151B4A

tetradic

#4A151B #354A15 #154A44 #29154A

square

#4A151B #354A15 #154A44 #29154A

split-complementary

#4A151B #154A29 #15354A

monochromatic

#180709 #1A070A #4A151B #7A232C #A9303E

Accessibility & contrast

On white

14.85

#4A151B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#4A151B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A151B

14.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A151B	#FFFFFF	#000000	##FFFFFF
##4A151B	1.00	14.85	1.41	14.85
#FFFFFF	14.85	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22211B

Deuteranopia (green-blind)

#302C1A

Tritanopia (blue-blind)

#520B17

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4a151b;
/* rgb */ color: rgb(74, 21, 27);
/* oklch */ color: oklch(28.5% 0.080 17.2);

Tailwind

colors: {
  custom: {
    50: '#815657',
    500: '#4a151b',
    950: '#000000',
  },
}

SCSS

$custom: #4a151b;
$custom-light: #815657;
$custom-dark: #000000;

JSON

{
  "hex": "#4a151b",
  "rgb": {
    "r": 74,
    "g": 21,
    "b": 27
  },
  "hsl": {
    "h": 353.208,
    "s": 55.789,
    "l": 18.627
  },
  "oklch": {
    "l": 0.2846,
    "c": 0.08033,
    "h": 17.2
  },
  "luminance": 0.02071
}

Semantic roles & 50–950 ramp

primary

#4A151B

secondary

#39827A

accent

#DFCE49

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4A151B

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

Preview Lab → · Contrast checker → · Palette generator →