#971C1D#971C1D

#971C1D is a dark, vivid red. Relative luminance 0.075; OKLCH L 44.1% C 0.158 H 26.4°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#971C1D
RGB	rgb(151, 28, 29)
HSL	hsl(360, 69%, 35%)
HSV	hsv(360, 81%, 59%)
CMYK	cmyk(0%, 81.5%, 80.8%, 40.8%)
CIE-LAB	lab(32.92, 49.37, 32.43)
CIE-LCH	lch(32.92, 59.07, 33.30°)
OKLab	oklab(44.08% 0.1419 0.0704)
OKLCH	oklch(44.08% 0.158 26.4)
XYZ	xyz(13.4012, 7.5007, 1.9043)
Luminance	0.0750 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971C1D #1C9796

analogous

#971C5B #971C1D #97581C

triadic

#971C1D #1D971C #1C1D97

tetradic

#971C1D #5B971C #1C9796 #581C97

square

#971C1D #5B971C #1C9796 #581C97

split-complementary

#971C1D #1C9758 #1C5B97

monochromatic

#300909 #631213 #971C1D #CB2627 #DE4F50

Accessibility & contrast

On white

8.40

#971C1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#971C1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971C1D

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971C1D	#FFFFFF	#000000	##FFFFFF
##971C1D	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C1B

Deuteranopia (green-blind)

#625717

Tritanopia (blue-blind)

#A7001E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #971c1d;
/* rgb */ color: rgb(151, 28, 29);
/* oklch */ color: oklch(44.1% 0.158 26.4);

Tailwind

colors: {
  custom: {
    50: '#bf655a',
    500: '#971c1d',
    950: '#000000',
  },
}

SCSS

$custom: #971c1d;
$custom-light: #bf655a;
$custom-dark: #000000;

JSON

{
  "hex": "#971c1d",
  "rgb": {
    "r": 151,
    "g": 28,
    "b": 29
  },
  "hsl": {
    "h": 359.512,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.44082,
    "c": 0.15844,
    "h": 26.4
  },
  "luminance": 0.07499
}

Semantic roles & 50–950 ramp

primary

#971C1D

secondary

#4EC1C0

accent

#ECEA3C

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140603

muted

#827A78

Preview Lab

Preview with #971C1D

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

Preview Lab → · Contrast checker → · Palette generator →