#911F23#911F23

#911F23 is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.3% C 0.149 H 24.5°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#911F23
RGB	rgb(145, 31, 35)
HSL	hsl(358, 65%, 35%)
HSV	hsv(358, 79%, 57%)
CMYK	cmyk(0%, 78.6%, 75.9%, 43.1%)
CIE-LAB	lab(32.09, 46.81, 27.56)
CIE-LCH	lch(32.09, 54.32, 30.48°)
OKLab	oklab(43.27% 0.136 0.062)
OKLCH	oklch(43.27% 0.149 24.5)
XYZ	xyz(12.4719, 7.1230, 2.3080)
Luminance	0.0712 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#911F23 #1F918D

analogous

#911F5C #911F23 #91541F

triadic

#911F23 #23911F #1F2391

tetradic

#911F23 #5C911F #1F918D #541F91

square

#911F23 #5C911F #1F918D #541F91

split-complementary

#911F23 #1F9154 #1F5C91

monochromatic

#2C090B #5F1417 #911F23 #C32A2F #DA5155

Accessibility & contrast

On white

8.66

#911F23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#911F23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #911F23

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##911F23	#FFFFFF	#000000	##FFFFFF
##911F23	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423C22

Deuteranopia (green-blind)

#5E541F

Tritanopia (blue-blind)

#A00022

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #911f23;
/* rgb */ color: rgb(145, 31, 35);
/* oklch */ color: oklch(43.3% 0.149 24.5);

Tailwind

colors: {
  custom: {
    50: '#b9655e',
    500: '#911f23',
    950: '#000000',
  },
}

SCSS

$custom: #911f23;
$custom-light: #b9655e;
$custom-dark: #000000;

JSON

{
  "hex": "#911f23",
  "rgb": {
    "r": 145,
    "g": 31,
    "b": 35
  },
  "hsl": {
    "h": 357.895,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43265,
    "c": 0.14943,
    "h": 24.5
  },
  "luminance": 0.07121
}

Semantic roles & 50–950 ramp

primary

#911F23

secondary

#4FBDB9

accent

#E8E240

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #911F23

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

Preview Lab → · Contrast checker → · Palette generator →