#9C311F#9C311F

#9C311F is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.1% C 0.145 H 32.1°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#9C311F
RGB	rgb(156, 49, 31)
HSL	hsl(9, 67%, 37%)
HSV	hsv(9, 80%, 61%)
CMYK	cmyk(0%, 68.6%, 80.1%, 38.8%)
CIE-LAB	lab(36.68, 43.48, 35.45)
CIE-LCH	lch(36.68, 56.10, 39.19°)
OKLab	oklab(47.07% 0.1233 0.0772)
OKLCH	oklch(47.07% 0.146 32.1)
XYZ	xyz(15.0577, 9.3657, 2.3110)
Luminance	0.0936 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9C311F #1F8A9C

analogous

#9C1F4C #9C311F #9C701F

triadic

#9C311F #1F9C31 #311F9C

tetradic

#9C311F #4C9C1F #1F8A9C #701F9C

square

#9C311F #4C9C1F #1F8A9C #701F9C

split-complementary

#9C311F #1F9C70 #1F4C9C

monochromatic

#36110B #692115 #9C311F #CF4129 #DE6B58

Accessibility & contrast

On white

7.31

#9C311F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#9C311F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #9C311F

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9C311F	#FFFFFF	#000000	##FFFFFF
##9C311F	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50471C

Deuteranopia (green-blind)

#6A5F1B

Tritanopia (blue-blind)

#AC0E2E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #9c311f;
/* rgb */ color: rgb(156, 49, 31);
/* oklch */ color: oklch(47.1% 0.145 32.1);

Tailwind

colors: {
  custom: {
    50: '#c16f5c',
    500: '#9c311f',
    950: '#000000',
  },
}

SCSS

$custom: #9c311f;
$custom-light: #c16f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#9c311f",
  "rgb": {
    "r": 156,
    "g": 49,
    "b": 31
  },
  "hsl": {
    "h": 8.64,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.47073,
    "c": 0.1455,
    "h": 32.1
  },
  "luminance": 0.09363
}

Semantic roles & 50–950 ramp

primary

#9C311F

secondary

#55B2C1

accent

#D1EA3E

background

#FCF6F5

surface

#F9ECE9

border

#D2C7C5

text

#140804

muted

#827B79

Preview Lab

Preview with #9C311F

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

Preview Lab → · Contrast checker → · Palette generator →