#9C1F37#9C1F37

#9C1F37 is a mid, vivid red. Relative luminance 0.083; OKLCH L 45.7% C 0.159 H 16.2°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#9C1F37
RGB	rgb(156, 31, 55)
HSL	hsl(348, 67%, 37%)
HSV	hsv(348, 80%, 61%)
CMYK	cmyk(0%, 80.1%, 64.7%, 38.8%)
CIE-LAB	lab(34.65, 51.22, 18.51)
CIE-LCH	lch(34.65, 54.46, 19.87°)
OKLab	oklab(45.67% 0.153 0.0446)
OKLCH	oklch(45.67% 0.159 16.2)
XYZ	xyz(14.8915, 8.3260, 4.4367)
Luminance	0.0832 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9C1F37 #1F9C84

analogous

#9C1F76 #9C1F37 #9C461F

triadic

#9C1F37 #379C1F #1F379C

tetradic

#9C1F37 #769C1F #1F9C84 #461F9C

square

#9C1F37 #769C1F #1F9C84 #461F9C

split-complementary

#9C1F37 #1F9C46 #1F769C

monochromatic

#360B13 #691525 #9C1F37 #CF2949 #DE5871

Accessibility & contrast

On white

7.88

#9C1F37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#9C1F37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #9C1F37

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9C1F37	#FFFFFF	#000000	##FFFFFF
##9C1F37	1.00	7.88	2.66	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444137

Deuteranopia (green-blind)

#635B33

Tritanopia (blue-blind)

#AB0029

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #9c1f37;
/* rgb */ color: rgb(156, 31, 55);
/* oklch */ color: oklch(45.7% 0.159 16.2);

Tailwind

colors: {
  custom: {
    50: '#c0686d',
    500: '#9c1f37',
    950: '#000000',
  },
}

SCSS

$custom: #9c1f37;
$custom-light: #c0686d;
$custom-dark: #000000;

JSON

{
  "hex": "#9c1f37",
  "rgb": {
    "r": 156,
    "g": 31,
    "b": 55
  },
  "hsl": {
    "h": 348.48,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.45674,
    "c": 0.15936,
    "h": 16.2
  },
  "luminance": 0.08324
}

Semantic roles & 50–950 ramp

primary

#9C1F37

secondary

#55C1AD

accent

#EAC93E

background

#FCF6F6

surface

#F9EBEB

border

#D2C6C6

text

#140707

muted

#827A7A

Preview Lab

Preview with #9C1F37

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

Preview Lab → · Contrast checker → · Palette generator →