#771C1B#771C1B

#771C1B is a dark, vivid red. Relative luminance 0.048; OKLCH L 37.9% C 0.126 H 26.0°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#771C1B
RGB	rgb(119, 28, 27)
HSL	hsl(1, 63%, 29%)
HSV	hsv(1, 77%, 47%)
CMYK	cmyk(0%, 76.5%, 77.3%, 53.3%)
CIE-LAB	lab(26.25, 39.00, 24.52)
CIE-LCH	lch(26.25, 46.07, 32.15°)
OKLab	oklab(37.93% 0.1129 0.0551)
OKLCH	oklch(37.93% 0.126 26)
XYZ	xyz(8.2218, 4.8328, 1.5366)
Luminance	0.0483 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#771C1B #1B7677

analogous

#771B48 #771C1B #774A1B

triadic

#771C1B #1B771C #1C1B77

tetradic

#771C1B #48771B #1B7677 #4A1B77

square

#771C1B #48771B #1B7677 #4A1B77

split-complementary

#771C1B #1B774A #1B4877

monochromatic

#190606 #451010 #771C1B #A92826 #D23C3A

Accessibility & contrast

On white

10.68

#771C1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#771C1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #771C1B

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##771C1B	#FFFFFF	#000000	##FFFFFF
##771C1B	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321A

Deuteranopia (green-blind)

#4E4518

Tritanopia (blue-blind)

#83001D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #771c1b;
/* rgb */ color: rgb(119, 28, 27);
/* oklch */ color: oklch(37.9% 0.126 26.0);

Tailwind

colors: {
  custom: {
    50: '#a66057',
    500: '#771c1b',
    950: '#000000',
  },
}

SCSS

$custom: #771c1b;
$custom-light: #a66057;
$custom-dark: #000000;

JSON

{
  "hex": "#771c1b",
  "rgb": {
    "r": 119,
    "g": 28,
    "b": 27
  },
  "hsl": {
    "h": 0.652,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.37929,
    "c": 0.12561,
    "h": 26
  },
  "luminance": 0.04832
}

Semantic roles & 50–950 ramp

primary

#771C1B

secondary

#42AAAB

accent

#E4E642

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #771C1B

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

Preview Lab → · Contrast checker → · Palette generator →