#7F151B#7F151B

#7F151B is a dark, vivid red. Relative luminance 0.051; OKLCH L 38.9% C 0.140 H 24.3°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#7F151B
RGB	rgb(127, 21, 27)
HSL	hsl(357, 72%, 29%)
HSV	hsv(357, 83%, 50%)
CMYK	cmyk(0%, 83.5%, 78.7%, 50.2%)
CIE-LAB	lab(27.10, 43.96, 25.93)
CIE-LCH	lch(27.10, 51.04, 30.53°)
OKLab	oklab(38.86% 0.1275 0.0576)
OKLCH	oklch(38.86% 0.14 24.3)
XYZ	xyz(9.2195, 5.1290, 1.5412)
Luminance	0.0513 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7F151B #157F79

analogous

#7F1550 #7F151B #7F4415

triadic

#7F151B #1B7F15 #151B7F

tetradic

#7F151B #507F15 #157F79 #44157F

square

#7F151B #507F15 #157F79 #44157F

split-complementary

#7F151B #157F44 #15507F

monochromatic

#1A0406 #4A0C10 #7F151B #B41E26 #DD313B

Accessibility & contrast

On white

10.37

#7F151B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#7F151B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7F151B

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7F151B	#FFFFFF	#000000	##FFFFFF
##7F151B	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37311A

Deuteranopia (green-blind)

#514817

Tritanopia (blue-blind)

#8C0019

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #7f151b;
/* rgb */ color: rgb(127, 21, 27);
/* oklch */ color: oklch(38.9% 0.140 24.3);

Tailwind

colors: {
  custom: {
    50: '#ac5e57',
    500: '#7f151b',
    950: '#000000',
  },
}

SCSS

$custom: #7f151b;
$custom-light: #ac5e57;
$custom-dark: #000000;

JSON

{
  "hex": "#7f151b",
  "rgb": {
    "r": 127,
    "g": 21,
    "b": 27
  },
  "hsl": {
    "h": 356.604,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38859,
    "c": 0.13989,
    "h": 24.3
  },
  "luminance": 0.05127
}

Semantic roles & 50–950 ramp

primary

#7F151B

secondary

#3CB4AD

accent

#EEE439

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#120503

muted

#817978

Preview Lab

Preview with #7F151B

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

Preview Lab → · Contrast checker → · Palette generator →