#7F171B#7F171B

#7F171B is a dark, vivid red. Relative luminance 0.052; OKLCH L 39.0% C 0.138 H 24.8°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#7F171B
RGB	rgb(127, 23, 27)
HSL	hsl(358, 69%, 29%)
HSV	hsv(358, 82%, 50%)
CMYK	cmyk(0%, 81.9%, 78.7%, 50.2%)
CIE-LAB	lab(27.31, 43.36, 26.16)
CIE-LCH	lch(27.31, 50.64, 31.11°)
OKLab	oklab(39.02% 0.1256 0.0581)
OKLCH	oklch(39.02% 0.138 24.8)
XYZ	xyz(9.2577, 5.2054, 1.5540)
Luminance	0.0520 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7F171B #177F7B

analogous

#7F174F #7F171B #7F4717

triadic

#7F171B #1B7F17 #171B7F

tetradic

#7F171B #4F7F17 #177F7B #47177F

square

#7F171B #4F7F17 #177F7B #47177F

split-complementary

#7F171B #177F47 #174F7F

monochromatic

#1A0506 #4B0E10 #7F171B #B32026 #DB363C

Accessibility & contrast

On white

10.29

#7F171B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#7F171B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7F171B

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7F171B	#FFFFFF	#000000	##FFFFFF
##7F171B	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38321A

Deuteranopia (green-blind)

#514917

Tritanopia (blue-blind)

#8C001A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #7f171b;
/* rgb */ color: rgb(127, 23, 27);
/* oklch */ color: oklch(39.0% 0.138 24.8);

Tailwind

colors: {
  custom: {
    50: '#ac5f57',
    500: '#7f171b',
    950: '#000000',
  },
}

SCSS

$custom: #7f171b;
$custom-light: #ac5f57;
$custom-dark: #000000;

JSON

{
  "hex": "#7f171b",
  "rgb": {
    "r": 127,
    "g": 23,
    "b": 27
  },
  "hsl": {
    "h": 357.692,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39018,
    "c": 0.13838,
    "h": 24.8
  },
  "luminance": 0.05204
}

Semantic roles & 50–950 ramp

primary

#7F171B

secondary

#3EB4AF

accent

#ECE53C

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#120503

muted

#817978

Preview Lab

Preview with #7F171B

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

Preview Lab → · Contrast checker → · Palette generator →