#7B1B2A#7B1B2A

#7B1B2A is a dark, vivid red. Relative luminance 0.052; OKLCH L 38.9% C 0.130 H 17.3°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#7B1B2A
RGB	rgb(123, 27, 42)
HSL	hsl(351, 64%, 29%)
HSV	hsv(351, 78%, 48%)
CMYK	cmyk(0%, 78%, 65.9%, 51.8%)
CIE-LAB	lab(27.20, 41.54, 16.05)
CIE-LCH	lch(27.20, 44.53, 21.13°)
OKLab	oklab(38.86% 0.1238 0.0386)
OKLCH	oklch(38.86% 0.13 17.3)
XYZ	xyz(8.9792, 5.1633, 2.7139)
Luminance	0.0516 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7B1B2A #1B7B6C

analogous

#7B1B5A #7B1B2A #7B3C1B

triadic

#7B1B2A #2A7B1B #1B2A7B

tetradic

#7B1B2A #5A7B1B #1B7B6C #3C1B7B

square

#7B1B2A #5A7B1B #1B7B6C #3C1B7B

split-complementary

#7B1B2A #1B7B3C #1B5A7B

monochromatic

#190609 #491019 #7B1B2A #AD263B #D43C54

Accessibility & contrast

On white

10.33

#7B1B2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#7B1B2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7B1B2A

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7B1B2A	#FFFFFF	#000000	##FFFFFF
##7B1B2A	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36332A

Deuteranopia (green-blind)

#4E4827

Tritanopia (blue-blind)

#870021

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #7b1b2a;
/* rgb */ color: rgb(123, 27, 42);
/* oklch */ color: oklch(38.9% 0.130 17.3);

Tailwind

colors: {
  custom: {
    50: '#a86063',
    500: '#7b1b2a',
    950: '#000000',
  },
}

SCSS

$custom: #7b1b2a;
$custom-light: #a86063;
$custom-dark: #000000;

JSON

{
  "hex": "#7b1b2a",
  "rgb": {
    "r": 123,
    "g": 27,
    "b": 42
  },
  "hsl": {
    "h": 350.625,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38859,
    "c": 0.1297,
    "h": 17.3
  },
  "luminance": 0.05162
}

Semantic roles & 50–950 ramp

primary

#7B1B2A

secondary

#43AF9E

accent

#E7CD41

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#110505

muted

#807A79

Preview Lab

Preview with #7B1B2A

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

Preview Lab → · Contrast checker → · Palette generator →