#911F38#911F38

#911F38 is a dark, vivid red. Relative luminance 0.073; OKLCH L 43.7% C 0.149 H 13.9°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#911F38
RGB	rgb(145, 31, 56)
HSL	hsl(347, 65%, 35%)
HSV	hsv(347, 79%, 57%)
CMYK	cmyk(0%, 78.6%, 61.4%, 43.1%)
CIE-LAB	lab(32.45, 47.99, 14.55)
CIE-LCH	lch(32.45, 50.15, 16.87°)
OKLab	oklab(43.66% 0.1443 0.0358)
OKLCH	oklch(43.66% 0.149 13.9)
XYZ	xyz(12.8822, 7.2871, 4.4688)
Luminance	0.0728 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#911F38 #1F9178

analogous

#911F71 #911F38 #913F1F

triadic

#911F38 #38911F #1F3891

tetradic

#911F38 #71911F #1F9178 #3F1F91

square

#911F38 #71911F #1F9178 #3F1F91

split-complementary

#911F38 #1F913F #1F7191

monochromatic

#2C0911 #5F1425 #911F38 #C32A4B #DA516F

Accessibility & contrast

On white

8.55

#911F38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#911F38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #911F38

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##911F38	#FFFFFF	#000000	##FFFFFF
##911F38	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3D38

Deuteranopia (green-blind)

#5C5535

Tritanopia (blue-blind)

#9F002A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #911f38;
/* rgb */ color: rgb(145, 31, 56);
/* oklch */ color: oklch(43.7% 0.149 13.9);

Tailwind

colors: {
  custom: {
    50: '#b8666e',
    500: '#911f38',
    950: '#000000',
  },
}

SCSS

$custom: #911f38;
$custom-light: #b8666e;
$custom-dark: #000000;

JSON

{
  "hex": "#911f38",
  "rgb": {
    "r": 145,
    "g": 31,
    "b": 56
  },
  "hsl": {
    "h": 346.842,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43655,
    "c": 0.14869,
    "h": 13.9
  },
  "luminance": 0.07285
}

Semantic roles & 50–950 ramp

primary

#911F38

secondary

#4FBDA5

accent

#E8C340

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130607

muted

#827A7A

Preview Lab

Preview with #911F38

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

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