#43090B#43090B

#43090B is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.2% C 0.087 H 24.5°. Best body text is #FFFFFF at 16.37:1 contrast (WCAG AA passes).

Color values

HEX	#43090B
RGB	rgb(67, 9, 11)
HSL	hsl(358, 76%, 15%)
HSV	hsv(358, 87%, 26%)
CMYK	cmyk(0%, 86.6%, 83.6%, 73.7%)
CIE-LAB	lab(12.05, 27.28, 14.20)
CIE-LCH	lch(12.05, 30.75, 27.50°)
OKLab	oklab(25.23% 0.0792 0.0361)
OKLCH	oklch(25.23% 0.087 24.5)
XYZ	xyz(2.4731, 1.4132, 0.4591)
Luminance	0.0141 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43090B #094341

analogous

#430928 #43090B #432409

triadic

#43090B #0B4309 #090B43

tetradic

#43090B #284309 #094341 #240943

square

#43090B #284309 #094341 #240943

split-complementary

#43090B #094324 #092843

monochromatic

#1B0404 #1B0404 #43090B #791014 #AF171D

Accessibility & contrast

On white

16.37

#43090B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#43090B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43090B

16.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43090B	#FFFFFF	#000000	##FFFFFF
##43090B	1.00	16.37	1.28	16.37
#FFFFFF	16.37	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B180A

Deuteranopia (green-blind)

#292409

Tritanopia (blue-blind)

#4B000A

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #43090b;
/* rgb */ color: rgb(67, 9, 11);
/* oklch */ color: oklch(25.2% 0.087 24.5);

Tailwind

colors: {
  custom: {
    50: '#7d4e4b',
    500: '#43090b',
    950: '#000000',
  },
}

SCSS

$custom: #43090b;
$custom-light: #7d4e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#43090b",
  "rgb": {
    "r": 67,
    "g": 9,
    "b": 11
  },
  "hsl": {
    "h": 357.931,
    "s": 76.316,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25233,
    "c": 0.08707,
    "h": 24.5
  },
  "luminance": 0.01413
}

Semantic roles & 50–950 ramp

primary

#43090B

secondary

#27817E

accent

#F3EC35

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #43090B

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

Preview Lab → · Contrast checker → · Palette generator →