#971C1C#971C1C

#971C1C is a dark, vivid red. Relative luminance 0.075; OKLCH L 44.1% C 0.159 H 26.7°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#971C1C
RGB	rgb(151, 28, 28)
HSL	hsl(0, 69%, 35%)
HSV	hsv(0, 81%, 59%)
CMYK	cmyk(0%, 81.5%, 81.5%, 40.8%)
CIE-LAB	lab(32.91, 49.34, 33.00)
CIE-LCH	lch(32.91, 59.36, 33.78°)
OKLab	oklab(44.07% 0.1416 0.0713)
OKLCH	oklch(44.07% 0.159 26.7)
XYZ	xyz(13.3890, 7.4958, 1.8402)
Luminance	0.0749 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971C1C #1C9797

analogous

#971C59 #971C1C #97591C

triadic

#971C1C #1C971C #1C1C97

tetradic

#971C1C #59971C #1C9797 #591C97

square

#971C1C #59971C #1C9797 #591C97

split-complementary

#971C1C #1C9759 #1C5997

monochromatic

#300909 #631212 #971C1C #CB2626 #DE4F4F

Accessibility & contrast

On white

8.40

#971C1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#971C1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971C1C

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971C1C	#FFFFFF	#000000	##FFFFFF
##971C1C	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)

#443C1A

Deuteranopia (green-blind)

#625716

Tritanopia (blue-blind)

#A7001E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #971c1c;
/* rgb */ color: rgb(151, 28, 28);
/* oklch */ color: oklch(44.1% 0.159 26.7);

Tailwind

colors: {
  custom: {
    50: '#bf6559',
    500: '#971c1c',
    950: '#000000',
  },
}

SCSS

$custom: #971c1c;
$custom-light: #bf6559;
$custom-dark: #000000;

JSON

{
  "hex": "#971c1c",
  "rgb": {
    "r": 151,
    "g": 28,
    "b": 28
  },
  "hsl": {
    "h": 0,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.44071,
    "c": 0.15855,
    "h": 26.7
  },
  "luminance": 0.07494
}

Semantic roles & 50–950 ramp

primary

#971C1C

secondary

#4EC1C1

accent

#ECEC3C

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140603

muted

#827A78

Preview Lab

Preview with #971C1C

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

Preview Lab → · Contrast checker → · Palette generator →