#971D21#971D21

#971D21 is a dark, vivid red. Relative luminance 0.076; OKLCH L 44.2% C 0.157 H 25.1°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#971D21
RGB	rgb(151, 29, 33)
HSL	hsl(358, 68%, 35%)
HSV	hsv(358, 81%, 59%)
CMYK	cmyk(0%, 80.8%, 78.1%, 40.8%)
CIE-LAB	lab(33.07, 49.22, 30.21)
CIE-LCH	lch(33.07, 57.76, 31.54°)
OKLab	oklab(44.21% 0.1423 0.0668)
OKLCH	oklch(44.21% 0.157 25.1)
XYZ	xyz(13.4780, 7.5700, 2.1900)
Luminance	0.0757 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#971D21 #1D9793

analogous

#971D5E #971D21 #97561D

triadic

#971D21 #21971D #1D2197

tetradic

#971D21 #5E971D #1D9793 #561D97

square

#971D21 #5E971D #1D9793 #561D97

split-complementary

#971D21 #1D9756 #1D5E97

monochromatic

#30090B #641316 #971D21 #CA272C #DE5155

Accessibility & contrast

On white

8.35

#971D21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#971D21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #971D21

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##971D21	#FFFFFF	#000000	##FFFFFF
##971D21	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433D20

Deuteranopia (green-blind)

#61571C

Tritanopia (blue-blind)

#A70020

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #971d21;
/* rgb */ color: rgb(151, 29, 33);
/* oklch */ color: oklch(44.2% 0.157 25.1);

Tailwind

colors: {
  custom: {
    50: '#be665c',
    500: '#971d21',
    950: '#000000',
  },
}

SCSS

$custom: #971d21;
$custom-light: #be665c;
$custom-dark: #000000;

JSON

{
  "hex": "#971d21",
  "rgb": {
    "r": 151,
    "g": 29,
    "b": 33
  },
  "hsl": {
    "h": 358.033,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.44208,
    "c": 0.15724,
    "h": 25.1
  },
  "luminance": 0.07568
}

Semantic roles & 50–950 ramp

primary

#971D21

secondary

#4FC0BD

accent

#EBE53D

background

#FCF6F5

surface

#F9EBE9

border

#D2C6C5

text

#140604

muted

#827A79

Preview Lab

Preview with #971D21

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

Preview Lab → · Contrast checker → · Palette generator →