#971F31#971F31

#971F31 is a dark, vivid red. Relative luminance 0.078; OKLCH L 44.6% C 0.154 H 18.5°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#971F31
RGB	rgb(151, 31, 49)
HSL	hsl(351, 66%, 36%)
HSV	hsv(351, 79%, 59%)
CMYK	cmyk(0%, 79.5%, 67.5%, 40.8%)
CIE-LAB	lab(33.53, 49.37, 20.73)
CIE-LCH	lch(33.53, 53.54, 22.77°)
OKLab	oklab(44.62% 0.1465 0.0491)
OKLCH	oklch(44.62% 0.154 18.5)
XYZ	xyz(13.8084, 7.7831, 3.6804)
Luminance	0.0778 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971F31 #1F9785

analogous

#971F6D #971F31 #97491F

triadic

#971F31 #31971F #1F3197

tetradic

#971F31 #6D971F #1F9785 #491F97

square

#971F31 #6D971F #1F9785 #491F97

split-complementary

#971F31 #1F9749 #1F6D97

monochromatic

#310A10 #641521 #971F31 #CA2941 #DC5469

Accessibility & contrast

On white

8.22

#971F31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#971F31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971F31

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971F31	#FFFFFF	#000000	##FFFFFF
##971F31	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423F31

Deuteranopia (green-blind)

#61582D

Tritanopia (blue-blind)

#A60027

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #971f31;
/* rgb */ color: rgb(151, 31, 49);
/* oklch */ color: oklch(44.6% 0.154 18.5);

Tailwind

colors: {
  custom: {
    50: '#bd6768',
    500: '#971f31',
    950: '#000000',
  },
}

SCSS

$custom: #971f31;
$custom-light: #bd6768;
$custom-dark: #000000;

JSON

{
  "hex": "#971f31",
  "rgb": {
    "r": 151,
    "g": 31,
    "b": 49
  },
  "hsl": {
    "h": 351,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.44623,
    "c": 0.15449,
    "h": 18.5
  },
  "luminance": 0.07781
}

Semantic roles & 50–950 ramp

primary

#971F31

secondary

#52BFAF

accent

#E9CF3F

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130706

muted

#827A7A

Preview Lab

Preview with #971F31

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

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