#490A10#490A10

#490A10 is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.7% C 0.092 H 21.6°. Best body text is #FFFFFF at 15.74:1 contrast (WCAG AA passes).

Color values

HEX	#490A10
RGB	rgb(73, 10, 16)
HSL	hsl(354, 76%, 16%)
HSV	hsv(354, 86%, 29%)
CMYK	cmyk(0%, 86.3%, 78.1%, 71.4%)
CIE-LAB	lab(13.66, 29.29, 14.15)
CIE-LCH	lch(13.66, 32.53, 25.78°)
OKLab	oklab(26.71% 0.086 0.034)
OKLCH	oklch(26.71% 0.093 21.6)
XYZ	xyz(2.9501, 1.6714, 0.6574)
Luminance	0.0167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#490A10 #0A4943

analogous

#490A30 #490A10 #49240A

triadic

#490A10 #10490A #0A1049

tetradic

#490A10 #30490A #0A4943 #240A49

square

#490A10 #30490A #0A4943 #240A49

split-complementary

#490A10 #0A4924 #0A3049

monochromatic

#1B0406 #1B0406 #490A10 #7F111C #B51928

Accessibility & contrast

On white

15.74

#490A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#490A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #490A10

15.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##490A10	#FFFFFF	#000000	##FFFFFF
##490A10	1.00	15.74	1.33	15.74
#FFFFFF	15.74	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1A10

Deuteranopia (green-blind)

#2D280E

Tritanopia (blue-blind)

#51000D

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #490a10;
/* rgb */ color: rgb(73, 10, 16);
/* oklch */ color: oklch(26.7% 0.092 21.6);

Tailwind

colors: {
  custom: {
    50: '#81504e',
    500: '#490a10',
    950: '#000000',
  },
}

SCSS

$custom: #490a10;
$custom-light: #81504e;
$custom-dark: #000000;

JSON

{
  "hex": "#490a10",
  "rgb": {
    "r": 73,
    "g": 10,
    "b": 16
  },
  "hsl": {
    "h": 354.286,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.26707,
    "c": 0.0925,
    "h": 21.6
  },
  "luminance": 0.01671
}

Semantic roles & 50–950 ramp

primary

#490A10

secondary

#29867D

accent

#F2E035

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #490A10

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

Preview Lab → · Contrast checker → · Palette generator →