#971F33#971F33

#971F33 is a dark, vivid red. Relative luminance 0.078; OKLCH L 44.7% C 0.154 H 17.5°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#971F33
RGB	rgb(151, 31, 51)
HSL	hsl(350, 66%, 36%)
HSV	hsv(350, 79%, 59%)
CMYK	cmyk(0%, 79.5%, 66.2%, 40.8%)
CIE-LAB	lab(33.56, 49.48, 19.48)
CIE-LCH	lch(33.56, 53.18, 21.49°)
OKLab	oklab(44.66% 0.1473 0.0465)
OKLCH	oklch(44.66% 0.154 17.5)
XYZ	xyz(13.8515, 7.8004, 3.9076)
Luminance	0.0780 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971F33 #1F9783

analogous

#971F6F #971F33 #97471F

triadic

#971F33 #33971F #1F3397

tetradic

#971F33 #6F971F #1F9783 #471F97

square

#971F33 #6F971F #1F9783 #471F97

split-complementary

#971F33 #1F9747 #1F6F97

monochromatic

#310A11 #641522 #971F33 #CA2944 #DC546B

Accessibility & contrast

On white

8.20

#971F33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#971F33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971F33

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971F33	#FFFFFF	#000000	##FFFFFF
##971F33	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423F33

Deuteranopia (green-blind)

#605830

Tritanopia (blue-blind)

#A60028

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #971f33;
/* rgb */ color: rgb(151, 31, 51);
/* oklch */ color: oklch(44.7% 0.154 17.5);

Tailwind

colors: {
  custom: {
    50: '#bd676a',
    500: '#971f33',
    950: '#000000',
  },
}

SCSS

$custom: #971f33;
$custom-light: #bd676a;
$custom-dark: #000000;

JSON

{
  "hex": "#971f33",
  "rgb": {
    "r": 151,
    "g": 31,
    "b": 51
  },
  "hsl": {
    "h": 350,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.44662,
    "c": 0.15446,
    "h": 17.5
  },
  "luminance": 0.07798
}

Semantic roles & 50–950 ramp

primary

#971F33

secondary

#52BFAD

accent

#E9CD3F

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130706

muted

#827A7A

Preview Lab

Preview with #971F33

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

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