#911C1F#911C1F

#911C1F is a dark, vivid red. Relative luminance 0.069; OKLCH L 43.0% C 0.152 H 25.4°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#911C1F
RGB	rgb(145, 28, 31)
HSL	hsl(358, 68%, 34%)
HSV	hsv(358, 81%, 57%)
CMYK	cmyk(0%, 80.7%, 78.6%, 43.1%)
CIE-LAB	lab(31.70, 47.60, 29.57)
CIE-LCH	lch(31.70, 56.04, 31.85°)
OKLab	oklab(42.96% 0.1375 0.0653)
OKLCH	oklch(42.96% 0.152 25.4)
XYZ	xyz(12.3411, 6.9512, 1.9880)
Luminance	0.0695 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#911C1F #1C918E

analogous

#911C5A #911C1F #91541C

triadic

#911C1F #1F911C #1C1F91

tetradic

#911C1F #5A911C #1C918E #541C91

square

#911C1F #5A911C #1C918E #541C91

split-complementary

#911C1F #1C9154 #1C5A91

monochromatic

#2A0809 #5E1214 #911C1F #C4262A #DC4B4F

Accessibility & contrast

On white

8.79

#911C1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#911C1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #911C1F

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##911C1F	#FFFFFF	#000000	##FFFFFF
##911C1F	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413A1E

Deuteranopia (green-blind)

#5E541A

Tritanopia (blue-blind)

#A0001F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #911c1f;
/* rgb */ color: rgb(145, 28, 31);
/* oklch */ color: oklch(43.0% 0.152 25.4);

Tailwind

colors: {
  custom: {
    50: '#ba645b',
    500: '#911c1f',
    950: '#000000',
  },
}

SCSS

$custom: #911c1f;
$custom-light: #ba645b;
$custom-dark: #000000;

JSON

{
  "hex": "#911c1f",
  "rgb": {
    "r": 145,
    "g": 28,
    "b": 31
  },
  "hsl": {
    "h": 358.462,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.42959,
    "c": 0.15226,
    "h": 25.4
  },
  "luminance": 0.06949
}

Semantic roles & 50–950 ramp

primary

#911C1F

secondary

#4ABEBB

accent

#EBE63D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #911C1F

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

Preview Lab → · Contrast checker → · Palette generator →