#490F0F#490F0F

#490F0F is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.2% C 0.088 H 25.1°. Best body text is #FFFFFF at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#490F0F
RGB	rgb(73, 15, 15)
HSL	hsl(0, 66%, 17%)
HSV	hsv(0, 79%, 29%)
CMYK	cmyk(0%, 79.5%, 79.5%, 71.4%)
CIE-LAB	lab(14.36, 27.23, 15.61)
CIE-LCH	lch(14.36, 31.39, 29.82°)
OKLab	oklab(27.22% 0.0792 0.0372)
OKLCH	oklch(27.22% 0.088 25.1)
XYZ	xyz(3.0050, 1.7931, 0.6397)
Luminance	0.0179 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#490F0F #0F4949

analogous

#490F2C #490F0F #492C0F

triadic

#490F0F #0F490F #0F0F49

tetradic

#490F0F #2C490F #0F4949 #2C0F49

square

#490F0F #2C490F #0F4949 #2C0F49

split-complementary

#490F0F #0F492C #0F2C49

monochromatic

#190505 #190505 #490F0F #7C1919 #AF2424

Accessibility & contrast

On white

15.46

#490F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#490F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #490F0F

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##490F0F	#FFFFFF	#000000	##FFFFFF
##490F0F	1.00	15.46	1.36	15.46
#FFFFFF	15.46	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201C0E

Deuteranopia (green-blind)

#2E290D

Tritanopia (blue-blind)

#510010

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #490f0f;
/* rgb */ color: rgb(73, 15, 15);
/* oklch */ color: oklch(27.2% 0.088 25.1);

Tailwind

colors: {
  custom: {
    50: '#81524d',
    500: '#490f0f',
    950: '#000000',
  },
}

SCSS

$custom: #490f0f;
$custom-light: #81524d;
$custom-dark: #000000;

JSON

{
  "hex": "#490f0f",
  "rgb": {
    "r": 73,
    "g": 15,
    "b": 15
  },
  "hsl": {
    "h": 0,
    "s": 65.909,
    "l": 17.255
  },
  "oklch": {
    "l": 0.27224,
    "c": 0.08751,
    "h": 25.1
  },
  "luminance": 0.01793
}

Semantic roles & 50–950 ramp

primary

#490F0F

secondary

#308383

accent

#E9E93F

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #490F0F

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

Preview Lab → · Contrast checker → · Palette generator →