#8A1F1F#8A1F1F

#8A1F1F is a dark, vivid red. Relative luminance 0.065; OKLCH L 41.9% C 0.143 H 25.9°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#8A1F1F
RGB	rgb(138, 31, 31)
HSL	hsl(0, 63%, 33%)
HSV	hsv(0, 78%, 54%)
CMYK	cmyk(0%, 77.5%, 77.5%, 45.9%)
CIE-LAB	lab(30.60, 44.41, 27.96)
CIE-LCH	lch(30.60, 52.47, 32.20°)
OKLab	oklab(41.89% 0.1283 0.0623)
OKLCH	oklch(41.89% 0.143 25.9)
XYZ	xyz(11.2199, 6.4839, 1.9568)
Luminance	0.0648 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8A1F1F #1F8A8A

analogous

#8A1F54 #8A1F1F #8A541F

triadic

#8A1F1F #1F8A1F #1F1F8A

tetradic

#8A1F1F #548A1F #1F8A8A #541F8A

square

#8A1F1F #548A1F #1F8A8A #541F8A

split-complementary

#8A1F1F #1F8A54 #1F548A

monochromatic

#260909 #581414 #8A1F1F #BC2A2A #D74C4C

Accessibility & contrast

On white

9.14

#8A1F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#8A1F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8A1F1F

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8A1F1F	#FFFFFF	#000000	##FFFFFF
##8A1F1F	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F391E

Deuteranopia (green-blind)

#5A501B

Tritanopia (blue-blind)

#980021

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8a1f1f;
/* rgb */ color: rgb(138, 31, 31);
/* oklch */ color: oklch(41.9% 0.143 25.9);

Tailwind

colors: {
  custom: {
    50: '#b4645b',
    500: '#8a1f1f',
    950: '#000000',
  },
}

SCSS

$custom: #8a1f1f;
$custom-light: #b4645b;
$custom-dark: #000000;

JSON

{
  "hex": "#8a1f1f",
  "rgb": {
    "r": 138,
    "g": 31,
    "b": 31
  },
  "hsl": {
    "h": 0,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.41889,
    "c": 0.14268,
    "h": 25.9
  },
  "luminance": 0.06482
}

Semantic roles & 50–950 ramp

primary

#8A1F1F

secondary

#4BBABA

accent

#E6E641

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #8A1F1F

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

Preview Lab → · Contrast checker → · Palette generator →