#490A18#490A18

#490A18 is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.9% C 0.092 H 14.0°. Best body text is #FFFFFF at 15.67:1 contrast (WCAG AA passes).

Color values

HEX	#490A18
RGB	rgb(73, 10, 24)
HSL	hsl(347, 76%, 16%)
HSV	hsv(347, 86%, 29%)
CMYK	cmyk(0%, 86.3%, 67.1%, 71.4%)
CIE-LAB	lab(13.83, 29.83, 9.09)
CIE-LCH	lch(13.83, 31.18, 16.94°)
OKLab	oklab(26.89% 0.0897 0.0223)
OKLCH	oklch(26.89% 0.092 14)
XYZ	xyz(3.0214, 1.6999, 1.0330)
Luminance	0.0170 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#490A18 #0A493B

analogous

#490A38 #490A18 #491C0A

triadic

#490A18 #18490A #0A1849

tetradic

#490A18 #38490A #0A493B #1C0A49

square

#490A18 #38490A #0A493B #1C0A49

split-complementary

#490A18 #0A491C #0A3849

monochromatic

#1B0409 #1B0409 #490A18 #7F112A #B5193B

Accessibility & contrast

On white

15.67

#490A18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#490A18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #490A18

15.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##490A18	#FFFFFF	#000000	##FFFFFF
##490A18	1.00	15.67	1.34	15.67
#FFFFFF	15.67	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1B18

Deuteranopia (green-blind)

#2C2816

Tritanopia (blue-blind)

#510010

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #490a18;
/* rgb */ color: rgb(73, 10, 24);
/* oklch */ color: oklch(26.9% 0.092 14.0);

Tailwind

colors: {
  custom: {
    50: '#815054',
    500: '#490a18',
    950: '#000000',
  },
}

SCSS

$custom: #490a18;
$custom-light: #815054;
$custom-dark: #000000;

JSON

{
  "hex": "#490a18",
  "rgb": {
    "r": 73,
    "g": 10,
    "b": 24
  },
  "hsl": {
    "h": 346.667,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.26885,
    "c": 0.09241,
    "h": 14
  },
  "luminance": 0.01699
}

Semantic roles & 50–950 ramp

primary

#490A18

secondary

#298671

accent

#F2C835

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0202

muted

#7C7878

Preview Lab

Preview with #490A18

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

Preview Lab → · Contrast checker → · Palette generator →