#971E1B#971E1B

#971E1B is a dark, vivid red. Relative luminance 0.076; OKLCH L 44.2% C 0.157 H 27.5°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#971E1B
RGB	rgb(151, 30, 27)
HSL	hsl(1, 70%, 35%)
HSV	hsv(1, 82%, 59%)
CMYK	cmyk(0%, 80.1%, 82.1%, 40.8%)
CIE-LAB	lab(33.11, 48.71, 33.78)
CIE-LCH	lch(33.11, 59.28, 34.74°)
OKLab	oklab(44.22% 0.1394 0.0727)
OKLCH	oklch(44.22% 0.157 27.5)
XYZ	xyz(13.4262, 7.5892, 1.7946)
Luminance	0.0759 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971E1B #1B9497

analogous

#971B56 #971E1B #975C1B

triadic

#971E1B #1B971E #1E1B97

tetradic

#971E1B #56971B #1B9497 #5C1B97

square

#971E1B #56971B #1B9497 #5C1B97

split-complementary

#971E1B #1B975C #1B5697

monochromatic

#2F0908 #631412 #971E1B #CB2824 #DF514D

Accessibility & contrast

On white

8.34

#971E1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#971E1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971E1B

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971E1B	#FFFFFF	#000000	##FFFFFF
##971E1B	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443D19

Deuteranopia (green-blind)

#625715

Tritanopia (blue-blind)

#A7001F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #971e1b;
/* rgb */ color: rgb(151, 30, 27);
/* oklch */ color: oklch(44.2% 0.157 27.5);

Tailwind

colors: {
  custom: {
    50: '#bf6658',
    500: '#971e1b',
    950: '#000000',
  },
}

SCSS

$custom: #971e1b;
$custom-light: #bf6658;
$custom-dark: #000000;

JSON

{
  "hex": "#971e1b",
  "rgb": {
    "r": 151,
    "g": 30,
    "b": 27
  },
  "hsl": {
    "h": 1.452,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.44218,
    "c": 0.15722,
    "h": 27.5
  },
  "luminance": 0.07587
}

Semantic roles & 50–950 ramp

primary

#971E1B

secondary

#4CBFC1

accent

#E8EC3B

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140603

muted

#827A78

Preview Lab

Preview with #971E1B

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

Preview Lab → · Contrast checker → · Palette generator →