#490D1B#490D1B

#490D1B is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.3% C 0.089 H 12.1°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#490D1B
RGB	rgb(73, 13, 27)
HSL	hsl(346, 70%, 17%)
HSV	hsv(346, 82%, 29%)
CMYK	cmyk(0%, 82.2%, 63%, 71.4%)
CIE-LAB	lab(14.31, 28.93, 7.53)
CIE-LCH	lch(14.31, 29.89, 14.58°)
OKLab	oklab(27.27% 0.0874 0.0188)
OKLCH	oklch(27.27% 0.089 12.1)
XYZ	xyz(3.0897, 1.7839, 1.2183)
Luminance	0.0178 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#490D1B #0D493B

analogous

#490D39 #490D1B #491D0D

triadic

#490D1B #1B490D #0D1B49

tetradic

#490D1B #39490D #0D493B #1D0D49

square

#490D1B #39490D #0D493B #1D0D49

split-complementary

#490D1B #0D491D #0D3949

monochromatic

#1A050A #1A050A #490D1B #7D162E #B12041

Accessibility & contrast

On white

15.48

#490D1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#490D1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #490D1B

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##490D1B	#FFFFFF	#000000	##FFFFFF
##490D1B	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1C1B

Deuteranopia (green-blind)

#2C2919

Tritanopia (blue-blind)

#510013

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #490d1b;
/* rgb */ color: rgb(73, 13, 27);
/* oklch */ color: oklch(27.3% 0.089 12.1);

Tailwind

colors: {
  custom: {
    50: '#805256',
    500: '#490d1b',
    950: '#000000',
  },
}

SCSS

$custom: #490d1b;
$custom-light: #805256;
$custom-dark: #000000;

JSON

{
  "hex": "#490d1b",
  "rgb": {
    "r": 73,
    "g": 13,
    "b": 27
  },
  "hsl": {
    "h": 346,
    "s": 69.767,
    "l": 16.863
  },
  "oklch": {
    "l": 0.27267,
    "c": 0.0894,
    "h": 12.1
  },
  "luminance": 0.01783
}

Semantic roles & 50–950 ramp

primary

#490D1B

secondary

#2D8470

accent

#EDC33B

background

#F8F4F5

surface

#EFE7E9

border

#CAC3C5

text

#0B0203

muted

#7C7878

Preview Lab

Preview with #490D1B

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

Preview Lab → · Contrast checker → · Palette generator →