#490B15#490B15

#490B15 is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.9% C 0.091 H 17.4°. Best body text is #FFFFFF at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#490B15
RGB	rgb(73, 11, 21)
HSL	hsl(350, 74%, 16%)
HSV	hsv(350, 85%, 29%)
CMYK	cmyk(0%, 84.9%, 71.2%, 71.4%)
CIE-LAB	lab(13.89, 29.24, 11.34)
CIE-LCH	lch(13.89, 31.36, 21.19°)
OKLab	oklab(26.91% 0.0871 0.0273)
OKLCH	oklch(26.91% 0.091 17.4)
XYZ	xyz(3.0030, 1.7104, 0.8813)
Luminance	0.0171 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#490B15 #0B493F

analogous

#490B34 #490B15 #49200B

triadic

#490B15 #15490B #0B1549

tetradic

#490B15 #34490B #0B493F #200B49

square

#490B15 #34490B #0B493F #200B49

split-complementary

#490B15 #0B4920 #0B3449

monochromatic

#1B0408 #1B0408 #490B15 #7E1324 #B31B34

Accessibility & contrast

On white

15.65

#490B15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#490B15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #490B15

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##490B15	#FFFFFF	#000000	##FFFFFF
##490B15	1.00	15.65	1.34	15.65
#FFFFFF	15.65	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1B15

Deuteranopia (green-blind)

#2C2813

Tritanopia (blue-blind)

#51000F

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #490b15;
/* rgb */ color: rgb(73, 11, 21);
/* oklch */ color: oklch(26.9% 0.091 17.4);

Tailwind

colors: {
  custom: {
    50: '#815152',
    500: '#490b15',
    950: '#000000',
  },
}

SCSS

$custom: #490b15;
$custom-light: #815152;
$custom-dark: #000000;

JSON

{
  "hex": "#490b15",
  "rgb": {
    "r": 73,
    "g": 11,
    "b": 21
  },
  "hsl": {
    "h": 350.323,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.26908,
    "c": 0.09128,
    "h": 17.4
  },
  "luminance": 0.0171
}

Semantic roles & 50–950 ramp

primary

#490B15

secondary

#2A8577

accent

#F0D337

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0202

muted

#7C7878

Preview Lab

Preview with #490B15

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

Preview Lab → · Contrast checker → · Palette generator →