#9C1F31#9C1F31

#9C1F31 is a mid, vivid red. Relative luminance 0.083; OKLCH L 45.6% C 0.159 H 19.1°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#9C1F31
RGB	rgb(156, 31, 49)
HSL	hsl(351, 67%, 37%)
HSV	hsv(351, 80%, 61%)
CMYK	cmyk(0%, 80.1%, 68.6%, 38.8%)
CIE-LAB	lab(34.54, 50.87, 22.22)
CIE-LCH	lch(34.54, 55.51, 23.59°)
OKLab	oklab(45.56% 0.1506 0.0523)
OKLCH	oklch(45.56% 0.159 19.1)
XYZ	xyz(14.7563, 8.2719, 3.7248)
Luminance	0.0827 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9C1F31 #1F9C8A

analogous

#9C1F70 #9C1F31 #9C4C1F

triadic

#9C1F31 #319C1F #1F319C

tetradic

#9C1F31 #709C1F #1F9C8A #4C1F9C

square

#9C1F31 #709C1F #1F9C8A #4C1F9C

split-complementary

#9C1F31 #1F9C4C #1F709C

monochromatic

#360B11 #691521 #9C1F31 #CF2941 #DE586B

Accessibility & contrast

On white

7.91

#9C1F31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#9C1F31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #9C1F31

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9C1F31	#FFFFFF	#000000	##FFFFFF
##9C1F31	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454031

Deuteranopia (green-blind)

#645B2D

Tritanopia (blue-blind)

#AC0027

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #9c1f31;
/* rgb */ color: rgb(156, 31, 49);
/* oklch */ color: oklch(45.6% 0.159 19.1);

Tailwind

colors: {
  custom: {
    50: '#c16869',
    500: '#9c1f31',
    950: '#000000',
  },
}

SCSS

$custom: #9c1f31;
$custom-light: #c16869;
$custom-dark: #000000;

JSON

{
  "hex": "#9c1f31",
  "rgb": {
    "r": 156,
    "g": 31,
    "b": 49
  },
  "hsl": {
    "h": 351.36,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.45557,
    "c": 0.1594,
    "h": 19.1
  },
  "luminance": 0.0827
}

Semantic roles & 50–950 ramp

primary

#9C1F31

secondary

#55C1B2

accent

#EAD13E

background

#FCF6F6

surface

#F9EBEB

border

#D2C6C6

text

#140706

muted

#827A7A

Preview Lab

Preview with #9C1F31

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

Preview Lab → · Contrast checker → · Palette generator →