#971B2C#971B2C

#971B2C is a dark, vivid red. Relative luminance 0.075; OKLCH L 44.2% C 0.158 H 20.1°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#971B2C
RGB	rgb(151, 27, 44)
HSL	hsl(352, 70%, 35%)
HSV	hsv(352, 82%, 59%)
CMYK	cmyk(0%, 82.1%, 70.9%, 40.8%)
CIE-LAB	lab(33.02, 50.29, 23.30)
CIE-LCH	lch(33.02, 55.42, 24.86°)
OKLab	oklab(44.22% 0.1483 0.0541)
OKLCH	oklch(44.22% 0.158 20.1)
XYZ	xyz(13.6106, 7.5472, 3.1225)
Luminance	0.0755 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971B2C #1B9786

analogous

#971B6A #971B2C #97481B

triadic

#971B2C #2C971B #1B2C97

tetradic

#971B2C #6A971B #1B9786 #481B97

square

#971B2C #6A971B #1B9786 #481B97

split-complementary

#971B2C #1B9748 #1B6A97

monochromatic

#2F080E #63121D #971B2C #CB243B #DF4D61

Accessibility & contrast

On white

8.37

#971B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#971B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971B2C

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971B2C	#FFFFFF	#000000	##FFFFFF
##971B2C	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413D2C

Deuteranopia (green-blind)

#605728

Tritanopia (blue-blind)

#A60023

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #971b2c;
/* rgb */ color: rgb(151, 27, 44);
/* oklch */ color: oklch(44.2% 0.158 20.1);

Tailwind

colors: {
  custom: {
    50: '#bd6565',
    500: '#971b2c',
    950: '#000000',
  },
}

SCSS

$custom: #971b2c;
$custom-light: #bd6565;
$custom-dark: #000000;

JSON

{
  "hex": "#971b2c",
  "rgb": {
    "r": 151,
    "g": 27,
    "b": 44
  },
  "hsl": {
    "h": 351.774,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.44221,
    "c": 0.15786,
    "h": 20.1
  },
  "luminance": 0.07545
}

Semantic roles & 50–950 ramp

primary

#971B2C

secondary

#4CC1B1

accent

#ECD43B

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#140605

muted

#827A7A

Preview Lab

Preview with #971B2C

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

Preview Lab → · Contrast checker → · Palette generator →