#491018#491018

#491018 is a dark, moderate red. Relative luminance 0.019; OKLCH L 27.5% C 0.086 H 17.0°. Best body text is #FFFFFF at 15.32:1 contrast (WCAG AA passes).

Color values

HEX	#491018
RGB	rgb(73, 16, 24)
HSL	hsl(352, 64%, 17%)
HSV	hsv(352, 78%, 29%)
CMYK	cmyk(0%, 78.1%, 67.1%, 71.4%)
CIE-LAB	lab(14.70, 27.40, 10.24)
CIE-LCH	lch(14.70, 29.25, 20.50°)
OKLab	oklab(27.53% 0.0819 0.025)
OKLCH	oklch(27.53% 0.086 17)
XYZ	xyz(3.0981, 1.8534, 1.0586)
Luminance	0.0185 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#491018 #104941

analogous

#491035 #491018 #492510

triadic

#491018 #184910 #101849

tetradic

#491018 #354910 #104941 #251049

square

#491018 #354910 #104941 #251049

split-complementary

#491018 #104925 #103549

monochromatic

#190608 #190608 #491018 #7B1B29 #AD2639

Accessibility & contrast

On white

15.32

#491018 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#491018 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #491018

15.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##491018	#FFFFFF	#000000	##FFFFFF
##491018	1.00	15.32	1.37	15.32
#FFFFFF	15.32	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1D18

Deuteranopia (green-blind)

#2E2916

Tritanopia (blue-blind)

#510313

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #491018;
/* rgb */ color: rgb(73, 16, 24);
/* oklch */ color: oklch(27.5% 0.086 17.0);

Tailwind

colors: {
  custom: {
    50: '#805354',
    500: '#491018',
    950: '#000000',
  },
}

SCSS

$custom: #491018;
$custom-light: #805354;
$custom-dark: #000000;

JSON

{
  "hex": "#491018",
  "rgb": {
    "r": 73,
    "g": 16,
    "b": 24
  },
  "hsl": {
    "h": 351.579,
    "s": 64.045,
    "l": 17.451
  },
  "oklch": {
    "l": 0.27532,
    "c": 0.08562,
    "h": 17
  },
  "luminance": 0.01853
}

Semantic roles & 50–950 ramp

primary

#491018

secondary

#328378

accent

#E7D041

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0302

muted

#7C7878

Preview Lab

Preview with #491018

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

Preview Lab → · Contrast checker → · Palette generator →