#49100B#49100B

#49100B is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.3% C 0.087 H 29.0°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#49100B
RGB	rgb(73, 16, 11)
HSL	hsl(5, 74%, 16%)
HSV	hsv(5, 85%, 29%)
CMYK	cmyk(0%, 78.1%, 84.9%, 71.4%)
CIE-LAB	lab(14.47, 26.58, 17.67)
CIE-LCH	lch(14.47, 31.92, 33.61°)
OKLab	oklab(27.28% 0.0762 0.0423)
OKLCH	oklch(27.28% 0.087 29)
XYZ	xyz(2.9937, 1.8117, 0.5086)
Luminance	0.0181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#49100B #0B4449

analogous

#490B25 #49100B #492F0B

triadic

#49100B #0B4910 #100B49

tetradic

#49100B #25490B #0B4449 #2F0B49

square

#49100B #25490B #0B4449 #2F0B49

split-complementary

#49100B #0B492F #0B2549

monochromatic

#1B0604 #1B0604 #49100B #7E1C13 #B3271B

Accessibility & contrast

On white

15.42

#49100B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#49100B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #49100B

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##49100B	#FFFFFF	#000000	##FFFFFF
##49100B	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211D0A

Deuteranopia (green-blind)

#2F2909

Tritanopia (blue-blind)

#51000F

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #49100b;
/* rgb */ color: rgb(73, 16, 11);
/* oklch */ color: oklch(27.3% 0.087 29.0);

Tailwind

colors: {
  custom: {
    50: '#81534b',
    500: '#49100b',
    950: '#000000',
  },
}

SCSS

$custom: #49100b;
$custom-light: #81534b;
$custom-dark: #000000;

JSON

{
  "hex": "#49100b",
  "rgb": {
    "r": 73,
    "g": 16,
    "b": 11
  },
  "hsl": {
    "h": 4.839,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27284,
    "c": 0.08712,
    "h": 29
  },
  "luminance": 0.01811
}

Semantic roles & 50–950 ramp

primary

#49100B

secondary

#2A7E85

accent

#E2F037

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #49100B

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

Preview Lab → · Contrast checker → · Palette generator →