#971B1E#971B1E

#971B1E is a dark, vivid red. Relative luminance 0.075; OKLCH L 44.0% C 0.159 H 25.8°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#971B1E
RGB	rgb(151, 27, 30)
HSL	hsl(359, 70%, 35%)
HSV	hsv(359, 82%, 59%)
CMYK	cmyk(0%, 82.1%, 80.1%, 40.8%)
CIE-LAB	lab(32.83, 49.69, 31.75)
CIE-LCH	lch(32.83, 58.97, 32.57°)
OKLab	oklab(44.02% 0.1432 0.0693)
OKLCH	oklch(44.02% 0.159 25.8)
XYZ	xyz(13.3904, 7.4591, 1.9627)
Luminance	0.0746 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971B1E #1B9794

analogous

#971B5C #971B1E #97561B

triadic

#971B1E #1E971B #1B1E97

tetradic

#971B1E #5C971B #1B9794 #561B97

square

#971B1E #5C971B #1B9794 #561B97

split-complementary

#971B1E #1B9756 #1B5C97

monochromatic

#2F0809 #631214 #971B1E #CB2428 #DF4D51

Accessibility & contrast

On white

8.43

#971B1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#971B1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971B1E

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971B1E	#FFFFFF	#000000	##FFFFFF
##971B1E	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C1C

Deuteranopia (green-blind)

#615718

Tritanopia (blue-blind)

#A7001E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #971b1e;
/* rgb */ color: rgb(151, 27, 30);
/* oklch */ color: oklch(44.0% 0.159 25.8);

Tailwind

colors: {
  custom: {
    50: '#bf655a',
    500: '#971b1e',
    950: '#000000',
  },
}

SCSS

$custom: #971b1e;
$custom-light: #bf655a;
$custom-dark: #000000;

JSON

{
  "hex": "#971b1e",
  "rgb": {
    "r": 151,
    "g": 27,
    "b": 30
  },
  "hsl": {
    "h": 358.548,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.44018,
    "c": 0.15904,
    "h": 25.8
  },
  "luminance": 0.07457
}

Semantic roles & 50–950 ramp

primary

#971B1E

secondary

#4CC1BF

accent

#ECE83B

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140604

muted

#827A79

Preview Lab

Preview with #971B1E

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

Preview Lab → · Contrast checker → · Palette generator →