#39101A#39101A

#39101A is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.4% C 0.066 H 8.4°. Best body text is #FFFFFF at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#39101A
RGB	rgb(57, 16, 26)
HSL	hsl(345, 56%, 14%)
HSV	hsv(345, 72%, 22%)
CMYK	cmyk(0%, 71.9%, 54.4%, 77.6%)
CIE-LAB	lab(11.38, 21.36, 3.68)
CIE-LCH	lch(11.38, 21.68, 9.78°)
OKLab	oklab(24.44% 0.0649 0.0096)
OKLCH	oklch(24.44% 0.066 8.4)
XYZ	xyz(2.0592, 1.3153, 1.1225)
Luminance	0.0132 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39101A #10392F

analogous

#39102F #39101A #391B10

triadic

#39101A #1A3910 #101A39

tetradic

#39101A #2F3910 #10392F #1B1039

square

#39101A #2F3910 #10392F #1B1039

split-complementary

#39101A #10391B #102F39

monochromatic

#18070B #18070B #39101A #691D30 #992B46

Accessibility & contrast

On white

16.63

#39101A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#39101A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39101A

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39101A	#FFFFFF	#000000	##FFFFFF
##39101A	1.00	16.63	1.26	16.63
#FFFFFF	16.63	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19191A

Deuteranopia (green-blind)

#232119

Tritanopia (blue-blind)

#3F0A14

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #39101a;
/* rgb */ color: rgb(57, 16, 26);
/* oklch */ color: oklch(24.4% 0.066 8.4);

Tailwind

colors: {
  custom: {
    50: '#725156',
    500: '#39101a',
    950: '#000000',
  },
}

SCSS

$custom: #39101a;
$custom-light: #725156;
$custom-dark: #000000;

JSON

{
  "hex": "#39101a",
  "rgb": {
    "r": 57,
    "g": 16,
    "b": 26
  },
  "hsl": {
    "h": 345.366,
    "s": 56.164,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24443,
    "c": 0.06563,
    "h": 8.4
  },
  "luminance": 0.01315
}

Semantic roles & 50–950 ramp

primary

#39101A

secondary

#327363

accent

#DFBB48

background

#F7F4F5

surface

#EDE7E8

border

#C8C3C4

text

#080203

muted

#7B7878

Preview Lab

Preview with #39101A

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

Preview Lab → · Contrast checker → · Palette generator →