#971A21#971A21

#971A21 is a dark, vivid red. Relative luminance 0.074; OKLCH L 44.0% C 0.159 H 24.5°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#971A21
RGB	rgb(151, 26, 33)
HSL	hsl(357, 71%, 35%)
HSV	hsv(357, 83%, 59%)
CMYK	cmyk(0%, 82.8%, 78.1%, 40.8%)
CIE-LAB	lab(32.77, 50.08, 29.88)
CIE-LCH	lch(32.77, 58.32, 30.82°)
OKLab	oklab(43.98% 0.1451 0.0661)
OKLCH	oklch(43.98% 0.159 24.5)
XYZ	xyz(13.4080, 7.4301, 2.1667)
Luminance	0.0743 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971A21 #1A9790

analogous

#971A60 #971A21 #97521A

triadic

#971A21 #21971A #1A2197

tetradic

#971A21 #60971A #1A9790 #521A97

square

#971A21 #60971A #1A9790 #521A97

split-complementary

#971A21 #1A9752 #1A6097

monochromatic

#2F080A #631116 #971A21 #CB232C #E04B54

Accessibility & contrast

On white

8.45

#971A21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#971A21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971A21

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971A21	#FFFFFF	#000000	##FFFFFF
##971A21	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423C20

Deuteranopia (green-blind)

#61571C

Tritanopia (blue-blind)

#A7001E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #971a21;
/* rgb */ color: rgb(151, 26, 33);
/* oklch */ color: oklch(44.0% 0.159 24.5);

Tailwind

colors: {
  custom: {
    50: '#be655c',
    500: '#971a21',
    950: '#000000',
  },
}

SCSS

$custom: #971a21;
$custom-light: #be655c;
$custom-dark: #000000;

JSON

{
  "hex": "#971a21",
  "rgb": {
    "r": 151,
    "g": 26,
    "b": 33
  },
  "hsl": {
    "h": 356.64,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.43983,
    "c": 0.15942,
    "h": 24.5
  },
  "luminance": 0.07428
}

Semantic roles & 50–950 ramp

primary

#971A21

secondary

#4BC2BB

accent

#EDE33A

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140604

muted

#827A79

Preview Lab

Preview with #971A21

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

Preview Lab → · Contrast checker → · Palette generator →