#7B171C#7B171C

#7B171C is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.2% C 0.134 H 24.1°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#7B171C
RGB	rgb(123, 23, 28)
HSL	hsl(357, 68%, 29%)
HSV	hsv(357, 81%, 48%)
CMYK	cmyk(0%, 81.3%, 77.2%, 51.8%)
CIE-LAB	lab(26.47, 42.13, 24.36)
CIE-LCH	lch(26.47, 48.67, 30.04°)
OKLab	oklab(38.25% 0.1225 0.0548)
OKLCH	oklch(38.25% 0.134 24.1)
XYZ	xyz(8.6854, 4.9090, 1.5886)
Luminance	0.0491 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7B171C #177B76

analogous

#7B174E #7B171C #7B4417

triadic

#7B171C #1C7B17 #171C7B

tetradic

#7B171C #4E7B17 #177B76 #44177B

square

#7B171C #4E7B17 #177B76 #44177B

split-complementary

#7B171C #177B44 #174E7B

monochromatic

#1A0506 #470D10 #7B171C #AF2128 #D9333C

Accessibility & contrast

On white

10.60

#7B171C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#7B171C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7B171C

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7B171C	#FFFFFF	#000000	##FFFFFF
##7B171C	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)

#36311B

Deuteranopia (green-blind)

#4F4618

Tritanopia (blue-blind)

#88001A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7b171c;
/* rgb */ color: rgb(123, 23, 28);
/* oklch */ color: oklch(38.2% 0.134 24.1);

Tailwind

colors: {
  custom: {
    50: '#a95e58',
    500: '#7b171c',
    950: '#000000',
  },
}

SCSS

$custom: #7b171c;
$custom-light: #a95e58;
$custom-dark: #000000;

JSON

{
  "hex": "#7b171c",
  "rgb": {
    "r": 123,
    "g": 23,
    "b": 28
  },
  "hsl": {
    "h": 357,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.38248,
    "c": 0.13415,
    "h": 24.1
  },
  "luminance": 0.04908
}

Semantic roles & 50–950 ramp

primary

#7B171C

secondary

#3EB0AA

accent

#EBE33C

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #7B171C

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

Preview Lab → · Contrast checker → · Palette generator →