#3A0803#3A0803

#3A0803 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.0% C 0.079 H 31.4°. Best body text is #FFFFFF at 17.27:1 contrast (WCAG AA passes).

Color values

HEX	#3A0803
RGB	rgb(58, 8, 3)
HSL	hsl(5, 90%, 12%)
HSV	hsv(5, 95%, 23%)
CMYK	cmyk(0%, 86.2%, 94.8%, 77.3%)
CIE-LAB	lab(9.64, 23.93, 13.80)
CIE-LCH	lch(9.64, 27.63, 29.97°)
OKLab	oklab(23.02% 0.0675 0.0412)
OKLCH	oklch(23.02% 0.079 31.4)
XYZ	xyz(1.8484, 1.0801, 0.1973)
Luminance	0.0108 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0803 #03353A

analogous

#3A031A #3A0803 #3A2403

triadic

#3A0803 #033A08 #08033A

tetradic

#3A0803 #1A3A03 #03353A #24033A

square

#3A0803 #1A3A03 #03353A #24033A

split-complementary

#3A0803 #033A24 #031A3A

monochromatic

#1D0402 #1D0402 #3A0803 #741006 #AE1809

Accessibility & contrast

On white

17.27

#3A0803 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#3A0803 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0803

17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0803	#FFFFFF	#000000	##FFFFFF
##3A0803	1.00	17.27	1.22	17.27
#FFFFFF	17.27	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171402

Deuteranopia (green-blind)

#241F02

Tritanopia (blue-blind)

#410007

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #3a0803;
/* rgb */ color: rgb(58, 8, 3);
/* oklch */ color: oklch(23.0% 0.079 31.4);

Tailwind

colors: {
  custom: {
    50: '#754c48',
    500: '#3a0803',
    950: '#000000',
  },
}

SCSS

$custom: #3a0803;
$custom-light: #754c48;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0803",
  "rgb": {
    "r": 58,
    "g": 8,
    "b": 3
  },
  "hsl": {
    "h": 5.455,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.23022,
    "c": 0.07906,
    "h": 31.4
  },
  "luminance": 0.0108
}

Semantic roles & 50–950 ramp

primary

#3A0803

secondary

#1C747D

accent

#ECFF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3A0803

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

Preview Lab → · Contrast checker → · Palette generator →