#971B23#971B23

#971B23 is a dark, vivid red. Relative luminance 0.075; OKLCH L 44.1% C 0.159 H 23.9°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#971B23
RGB	rgb(151, 27, 35)
HSL	hsl(356, 70%, 35%)
HSV	hsv(356, 82%, 59%)
CMYK	cmyk(0%, 82.1%, 76.8%, 40.8%)
CIE-LAB	lab(32.89, 49.88, 28.80)
CIE-LCH	lch(32.89, 57.60, 30.00°)
OKLab	oklab(44.08% 0.1449 0.0643)
OKLCH	oklch(44.08% 0.159 23.9)
XYZ	xyz(13.4594, 7.4867, 2.3262)
Luminance	0.0748 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971B23 #1B978F

analogous

#971B61 #971B23 #97511B

triadic

#971B23 #23971B #1B2397

tetradic

#971B23 #61971B #1B978F #511B97

square

#971B23 #61971B #1B978F #511B97

split-complementary

#971B23 #1B9751 #1B6197

monochromatic

#2F080B #631217 #971B23 #CB242F #DF4D57

Accessibility & contrast

On white

8.41

#971B23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#971B23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971B23

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971B23	#FFFFFF	#000000	##FFFFFF
##971B23	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)

#423C22

Deuteranopia (green-blind)

#61571E

Tritanopia (blue-blind)

#A70020

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #971b23;
/* rgb */ color: rgb(151, 27, 35);
/* oklch */ color: oklch(44.1% 0.159 23.9);

Tailwind

colors: {
  custom: {
    50: '#be655e',
    500: '#971b23',
    950: '#000000',
  },
}

SCSS

$custom: #971b23;
$custom-light: #be655e;
$custom-dark: #000000;

JSON

{
  "hex": "#971b23",
  "rgb": {
    "r": 151,
    "g": 27,
    "b": 35
  },
  "hsl": {
    "h": 356.129,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.44082,
    "c": 0.15851,
    "h": 23.9
  },
  "luminance": 0.07485
}

Semantic roles & 50–950 ramp

primary

#971B23

secondary

#4CC1BA

accent

#ECE13B

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140604

muted

#827A79

Preview Lab

Preview with #971B23

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

Preview Lab → · Contrast checker → · Palette generator →