#971B22#971B22

#971B22 is a dark, vivid red. Relative luminance 0.075; OKLCH L 44.1% C 0.159 H 24.3°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#971B22
RGB	rgb(151, 27, 34)
HSL	hsl(357, 70%, 35%)
HSV	hsv(357, 82%, 59%)
CMYK	cmyk(0%, 82.1%, 77.5%, 40.8%)
CIE-LAB	lab(32.88, 49.84, 29.40)
CIE-LCH	lch(32.88, 57.87, 30.53°)
OKLab	oklab(44.07% 0.1445 0.0653)
OKLCH	oklch(44.07% 0.159 24.3)
XYZ	xyz(13.4448, 7.4808, 2.2491)
Luminance	0.0748 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971B22 #1B9790

analogous

#971B60 #971B22 #97521B

triadic

#971B22 #22971B #1B2297

tetradic

#971B22 #60971B #1B9790 #521B97

square

#971B22 #60971B #1B9790 #521B97

split-complementary

#971B22 #1B9752 #1B6097

monochromatic

#2F080B #631216 #971B22 #CB242E #DF4D55

Accessibility & contrast

On white

8.41

#971B22 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#971B22 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971B22

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971B22	#FFFFFF	#000000	##FFFFFF
##971B22	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C21

Deuteranopia (green-blind)

#61571D

Tritanopia (blue-blind)

#A7001F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #971b22;
/* rgb */ color: rgb(151, 27, 34);
/* oklch */ color: oklch(44.1% 0.159 24.3);

Tailwind

colors: {
  custom: {
    50: '#be655d',
    500: '#971b22',
    950: '#000000',
  },
}

SCSS

$custom: #971b22;
$custom-light: #be655d;
$custom-dark: #000000;

JSON

{
  "hex": "#971b22",
  "rgb": {
    "r": 151,
    "g": 27,
    "b": 34
  },
  "hsl": {
    "h": 356.613,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.44069,
    "c": 0.15861,
    "h": 24.3
  },
  "luminance": 0.07479
}

Semantic roles & 50–950 ramp

primary

#971B22

secondary

#4CC1BB

accent

#ECE23B

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140604

muted

#827A79

Preview Lab

Preview with #971B22

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

Preview Lab → · Contrast checker → · Palette generator →