#911D1D#911D1D

#911D1D is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.0% C 0.152 H 26.4°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#911D1D
RGB	rgb(145, 29, 29)
HSL	hsl(0, 67%, 34%)
HSV	hsv(0, 80%, 57%)
CMYK	cmyk(0%, 80%, 80%, 43.1%)
CIE-LAB	lab(31.78, 47.22, 30.86)
CIE-LCH	lch(31.78, 56.41, 33.17°)
OKLab	oklab(43.02% 0.1359 0.0675)
OKLCH	oklch(43.02% 0.152 26.4)
XYZ	xyz(12.3397, 6.9892, 1.8615)
Luminance	0.0699 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#911D1D #1D9191

analogous

#911D57 #911D1D #91571D

triadic

#911D1D #1D911D #1D1D91

tetradic

#911D1D #57911D #1D9191 #571D91

square

#911D1D #57911D #1D9191 #571D91

split-complementary

#911D1D #1D9157 #1D5791

monochromatic

#2B0909 #5E1313 #911D1D #C42727 #DB4D4D

Accessibility & contrast

On white

8.76

#911D1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#911D1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #911D1D

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##911D1D	#FFFFFF	#000000	##FFFFFF
##911D1D	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413B1B

Deuteranopia (green-blind)

#5E5418

Tritanopia (blue-blind)

#A0001F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #911d1d;
/* rgb */ color: rgb(145, 29, 29);
/* oklch */ color: oklch(43.0% 0.152 26.4);

Tailwind

colors: {
  custom: {
    50: '#ba6559',
    500: '#911d1d',
    950: '#000000',
  },
}

SCSS

$custom: #911d1d;
$custom-light: #ba6559;
$custom-dark: #000000;

JSON

{
  "hex": "#911d1d",
  "rgb": {
    "r": 145,
    "g": 29,
    "b": 29
  },
  "hsl": {
    "h": 0,
    "s": 66.667,
    "l": 34.118
  },
  "oklch": {
    "l": 0.43016,
    "c": 0.15173,
    "h": 26.4
  },
  "luminance": 0.06987
}

Semantic roles & 50–950 ramp

primary

#911D1D

secondary

#4CBEBE

accent

#EAEA3E

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #911D1D

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

Preview Lab → · Contrast checker → · Palette generator →