#490E0B#490E0B

#490E0B is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.0% C 0.089 H 27.7°. Best body text is #FFFFFF at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#490E0B
RGB	rgb(73, 14, 11)
HSL	hsl(3, 74%, 16%)
HSV	hsv(3, 85%, 29%)
CMYK	cmyk(0%, 80.8%, 84.9%, 71.4%)
CIE-LAB	lab(14.15, 27.46, 17.25)
CIE-LCH	lch(14.15, 32.43, 32.13°)
OKLab	oklab(27.05% 0.079 0.0415)
OKLCH	oklch(27.05% 0.089 27.7)
XYZ	xyz(2.9654, 1.7552, 0.4992)
Luminance	0.0175 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#490E0B #0B4649

analogous

#490B27 #490E0B #492D0B

triadic

#490E0B #0B490E #0E0B49

tetradic

#490E0B #27490B #0B4649 #2D0B49

square

#490E0B #27490B #0B4649 #2D0B49

split-complementary

#490E0B #0B492D #0B2749

monochromatic

#1B0504 #1B0504 #490E0B #7E1813 #B3221B

Accessibility & contrast

On white

15.54

#490E0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#490E0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #490E0B

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##490E0B	#FFFFFF	#000000	##FFFFFF
##490E0B	1.00	15.54	1.35	15.54
#FFFFFF	15.54	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201C0A

Deuteranopia (green-blind)

#2E2909

Tritanopia (blue-blind)

#51000E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #490e0b;
/* rgb */ color: rgb(73, 14, 11);
/* oklch */ color: oklch(27.0% 0.089 27.7);

Tailwind

colors: {
  custom: {
    50: '#81524b',
    500: '#490e0b',
    950: '#000000',
  },
}

SCSS

$custom: #490e0b;
$custom-light: #81524b;
$custom-dark: #000000;

JSON

{
  "hex": "#490e0b",
  "rgb": {
    "r": 73,
    "g": 14,
    "b": 11
  },
  "hsl": {
    "h": 2.903,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27045,
    "c": 0.0892,
    "h": 27.7
  },
  "luminance": 0.01755
}

Semantic roles & 50–950 ramp

primary

#490E0B

secondary

#2A8185

accent

#E8F037

background

#F8F4F4

surface

#F0E7E7

border

#CBC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #490E0B

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

Preview Lab → · Contrast checker → · Palette generator →