#91311C#91311C

#91311C is a mid, vivid red. Relative luminance 0.083; OKLCH L 45.1% C 0.134 H 33.9°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#91311C
RGB	rgb(145, 49, 28)
HSL	hsl(11, 68%, 34%)
HSV	hsv(11, 81%, 57%)
CMYK	cmyk(0%, 66.2%, 80.7%, 43.1%)
CIE-LAB	lab(34.60, 39.40, 34.33)
CIE-LCH	lch(34.60, 52.26, 41.06°)
OKLab	oklab(45.12% 0.1112 0.0748)
OKLCH	oklch(45.12% 0.134 33.9)
XYZ	xyz(12.9864, 8.3021, 2.0170)
Luminance	0.0830 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91311C #1C7C91

analogous

#911C42 #91311C #916C1C

triadic

#91311C #1C9131 #311C91

tetradic

#91311C #42911C #1C7C91 #6C1C91

square

#91311C #42911C #1C7C91 #6C1C91

split-complementary

#91311C #1C916C #1C4291

monochromatic

#2A0E08 #5E2012 #91311C #C44226 #DC654B

Accessibility & contrast

On white

7.89

#91311C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#91311C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #91311C

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91311C	#FFFFFF	#000000	##FFFFFF
##91311C	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4419

Deuteranopia (green-blind)

#645918

Tritanopia (blue-blind)

#A0162D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #91311c;
/* rgb */ color: rgb(145, 49, 28);
/* oklch */ color: oklch(45.1% 0.134 33.9);

Tailwind

colors: {
  custom: {
    50: '#b96e5a',
    500: '#91311c',
    950: '#000000',
  },
}

SCSS

$custom: #91311c;
$custom-light: #b96e5a;
$custom-dark: #000000;

JSON

{
  "hex": "#91311c",
  "rgb": {
    "r": 145,
    "g": 49,
    "b": 28
  },
  "hsl": {
    "h": 10.769,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.45124,
    "c": 0.13402,
    "h": 33.9
  },
  "luminance": 0.083
}

Semantic roles & 50–950 ramp

primary

#91311C

secondary

#4AAABE

accent

#CBEB3D

background

#FCF6F5

surface

#F8ECE9

border

#D1C7C5

text

#130704

muted

#827A79

Preview Lab

Preview with #91311C

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

Preview Lab → · Contrast checker → · Palette generator →