#7C151B#7C151B

#7C151B is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.3% C 0.137 H 24.1°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#7C151B
RGB	rgb(124, 21, 27)
HSL	hsl(357, 71%, 28%)
HSV	hsv(357, 83%, 49%)
CMYK	cmyk(0%, 83.1%, 78.2%, 51.4%)
CIE-LAB	lab(26.45, 43.03, 25.03)
CIE-LCH	lch(26.45, 49.78, 30.19°)
OKLab	oklab(38.27% 0.1249 0.0559)
OKLCH	oklch(38.27% 0.137 24.1)
XYZ	xyz(8.7792, 4.9020, 1.5206)
Luminance	0.0490 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7C151B #157C76

analogous

#7C154E #7C151B #7C4215

triadic

#7C151B #1B7C15 #151B7C

tetradic

#7C151B #4E7C15 #157C76 #42157C

square

#7C151B #4E7C15 #157C76 #42157C

split-complementary

#7C151B #157C42 #154E7C

monochromatic

#1A0406 #480C10 #7C151B #B01E26 #DC303A

Accessibility & contrast

On white

10.60

#7C151B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#7C151B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7C151B

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7C151B	#FFFFFF	#000000	##FFFFFF
##7C151B	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36301A

Deuteranopia (green-blind)

#4F4617

Tritanopia (blue-blind)

#890019

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7c151b;
/* rgb */ color: rgb(124, 21, 27);
/* oklch */ color: oklch(38.3% 0.137 24.1);

Tailwind

colors: {
  custom: {
    50: '#aa5e57',
    500: '#7c151b',
    950: '#000000',
  },
}

SCSS

$custom: #7c151b;
$custom-light: #aa5e57;
$custom-dark: #000000;

JSON

{
  "hex": "#7c151b",
  "rgb": {
    "r": 124,
    "g": 21,
    "b": 27
  },
  "hsl": {
    "h": 356.505,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38267,
    "c": 0.13686,
    "h": 24.1
  },
  "luminance": 0.04901
}

Semantic roles & 50–950 ramp

primary

#7C151B

secondary

#3CB1AA

accent

#EEE33A

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #7C151B

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

Preview Lab → · Contrast checker → · Palette generator →