#491B10#491B10

#491B10 is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.0% C 0.073 H 34.7°. Best body text is #FFFFFF at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#491B10
RGB	rgb(73, 27, 16)
HSL	hsl(12, 64%, 17%)
HSV	hsv(12, 78%, 29%)
CMYK	cmyk(0%, 63%, 78.1%, 71.4%)
CIE-LAB	lab(16.69, 21.10, 18.02)
CIE-LCH	lch(16.69, 27.75, 40.50°)
OKLab	oklab(28.98% 0.0603 0.0418)
OKLCH	oklch(28.98% 0.073 34.7)
XYZ	xyz(3.2334, 2.2382, 0.7519)
Luminance	0.0224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491B10 #103E49

analogous

#491021 #491B10 #493810

triadic

#491B10 #10491B #1B1049

tetradic

#491B10 #214910 #103E49 #381049

square

#491B10 #214910 #103E49 #381049

split-complementary

#491B10 #104938 #102149

monochromatic

#190906 #190906 #491B10 #7B2E1B #AD4026

Accessibility & contrast

On white

14.51

#491B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#491B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491B10

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491B10	#FFFFFF	#000000	##FFFFFF
##491B10	1.00	14.51	1.45	14.51
#FFFFFF	14.51	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27230F

Deuteranopia (green-blind)

#332D0F

Tritanopia (blue-blind)

#511119

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #491b10;
/* rgb */ color: rgb(73, 27, 16);
/* oklch */ color: oklch(29.0% 0.073 34.7);

Tailwind

colors: {
  custom: {
    50: '#80594e',
    500: '#491b10',
    950: '#000000',
  },
}

SCSS

$custom: #491b10;
$custom-light: #80594e;
$custom-dark: #000000;

JSON

{
  "hex": "#491b10",
  "rgb": {
    "r": 73,
    "g": 27,
    "b": 16
  },
  "hsl": {
    "h": 11.579,
    "s": 64.045,
    "l": 17.451
  },
  "oklch": {
    "l": 0.28981,
    "c": 0.07335,
    "h": 34.7
  },
  "luminance": 0.02238
}

Semantic roles & 50–950 ramp

primary

#491B10

secondary

#327383

accent

#C7E741

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #491B10

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

Preview Lab → · Contrast checker → · Palette generator →