#490B19#490B19

#490B19 is a dark, moderate red. Relative luminance 0.017; OKLCH L 27.0% C 0.091 H 13.4°. Best body text is #FFFFFF at 15.61:1 contrast (WCAG AA passes).

Color values

HEX	#490B19
RGB	rgb(73, 11, 25)
HSL	hsl(346, 74%, 16%)
HSV	hsv(346, 85%, 29%)
CMYK	cmyk(0%, 84.9%, 65.8%, 71.4%)
CIE-LAB	lab(13.98, 29.54, 8.55)
CIE-LCH	lch(13.98, 30.75, 16.15°)
OKLab	oklab(27.01% 0.089 0.0211)
OKLCH	oklch(27.01% 0.091 13.4)
XYZ	xyz(3.0431, 1.7264, 1.0925)
Luminance	0.0173 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#490B19 #0B493B

analogous

#490B38 #490B19 #491C0B

triadic

#490B19 #19490B #0B1949

tetradic

#490B19 #38490B #0B493B #1C0B49

square

#490B19 #38490B #0B493B #1C0B49

split-complementary

#490B19 #0B491C #0B3849

monochromatic

#1B0409 #1B0409 #490B19 #7E132B #B31B3D

Accessibility & contrast

On white

15.61

#490B19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#490B19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #490B19

15.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##490B19	#FFFFFF	#000000	##FFFFFF
##490B19	1.00	15.61	1.35	15.61
#FFFFFF	15.61	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1B19

Deuteranopia (green-blind)

#2C2817

Tritanopia (blue-blind)

#510011

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #490b19;
/* rgb */ color: rgb(73, 11, 25);
/* oklch */ color: oklch(27.0% 0.091 13.4);

Tailwind

colors: {
  custom: {
    50: '#815155',
    500: '#490b19',
    950: '#000000',
  },
}

SCSS

$custom: #490b19;
$custom-light: #815155;
$custom-dark: #000000;

JSON

{
  "hex": "#490b19",
  "rgb": {
    "r": 73,
    "g": 11,
    "b": 25
  },
  "hsl": {
    "h": 346.452,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27007,
    "c": 0.09144,
    "h": 13.4
  },
  "luminance": 0.01726
}

Semantic roles & 50–950 ramp

primary

#490B19

secondary

#2A8571

accent

#F0C737

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0203

muted

#7C7878

Preview Lab

Preview with #490B19

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

Preview Lab → · Contrast checker → · Palette generator →