#7B1B31#7B1B31

#7B1B31 is a dark, vivid red. Relative luminance 0.052; OKLCH L 39.0% C 0.130 H 12.8°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#7B1B31
RGB	rgb(123, 27, 49)
HSL	hsl(346, 64%, 29%)
HSV	hsv(346, 78%, 48%)
CMYK	cmyk(0%, 78%, 60.2%, 51.8%)
CIE-LAB	lab(27.35, 42.03, 11.56)
CIE-LCH	lch(27.35, 43.59, 15.38°)
OKLab	oklab(39.02% 0.1268 0.0287)
OKLCH	oklch(39.02% 0.13 12.8)
XYZ	xyz(9.1156, 5.2179, 3.4323)
Luminance	0.0522 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7B1B31 #1B7B65

analogous

#7B1B61 #7B1B31 #7B351B

triadic

#7B1B31 #317B1B #1B317B

tetradic

#7B1B31 #617B1B #1B7B65 #351B7B

square

#7B1B31 #617B1B #1B7B65 #351B7B

split-complementary

#7B1B31 #1B7B35 #1B617B

monochromatic

#19060A #49101D #7B1B31 #AD2645 #D43C5F

Accessibility & contrast

On white

10.28

#7B1B31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#7B1B31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7B1B31

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7B1B31	#FFFFFF	#000000	##FFFFFF
##7B1B31	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353431

Deuteranopia (green-blind)

#4D482F

Tritanopia (blue-blind)

#870024

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #7b1b31;
/* rgb */ color: rgb(123, 27, 49);
/* oklch */ color: oklch(39.0% 0.130 12.8);

Tailwind

colors: {
  custom: {
    50: '#a76168',
    500: '#7b1b31',
    950: '#000000',
  },
}

SCSS

$custom: #7b1b31;
$custom-light: #a76168;
$custom-dark: #000000;

JSON

{
  "hex": "#7b1b31",
  "rgb": {
    "r": 123,
    "g": 27,
    "b": 49
  },
  "hsl": {
    "h": 346.25,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39021,
    "c": 0.12999,
    "h": 12.8
  },
  "luminance": 0.05217
}

Semantic roles & 50–950 ramp

primary

#7B1B31

secondary

#43AF96

accent

#E7C141

background

#FAF6F6

surface

#F5EBEB

border

#CFC6C6

text

#110506

muted

#807A7A

Preview Lab

Preview with #7B1B31

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

Preview Lab → · Contrast checker → · Palette generator →