#3C090A#3C090A

#3C090A is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.7% C 0.079 H 24.6°. Best body text is #FFFFFF at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#3C090A
RGB	rgb(60, 9, 10)
HSL	hsl(359, 74%, 14%)
HSV	hsv(359, 85%, 24%)
CMYK	cmyk(0%, 85%, 83.3%, 76.5%)
CIE-LAB	lab(10.40, 24.63, 12.08)
CIE-LCH	lch(10.40, 27.44, 26.13°)
OKLab	oklab(23.71% 0.0717 0.0328)
OKLCH	oklch(23.71% 0.079 24.6)
XYZ	xyz(2.0162, 1.1783, 0.4084)
Luminance	0.0118 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C090A #093C3B

analogous

#3C0923 #3C090A #3C2109

triadic

#3C090A #0A3C09 #090A3C

tetradic

#3C090A #233C09 #093C3B #21093C

square

#3C090A #233C09 #093C3B #21093C

split-complementary

#3C090A #093C21 #09233C

monochromatic

#1B0404 #1B0404 #3C090A #711113 #A6191C

Accessibility & contrast

On white

17.00

#3C090A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3C090A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C090A

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C090A	#FFFFFF	#000000	##FFFFFF
##3C090A	1.00	17.00	1.24	17.00
#FFFFFF	17.00	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	17.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18150A

Deuteranopia (green-blind)

#252008

Tritanopia (blue-blind)

#43000A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #3c090a;
/* rgb */ color: rgb(60, 9, 10);
/* oklch */ color: oklch(23.7% 0.079 24.6);

Tailwind

colors: {
  custom: {
    50: '#764d4b',
    500: '#3c090a',
    950: '#000000',
  },
}

SCSS

$custom: #3c090a;
$custom-light: #764d4b;
$custom-dark: #000000;

JSON

{
  "hex": "#3c090a",
  "rgb": {
    "r": 60,
    "g": 9,
    "b": 10
  },
  "hsl": {
    "h": 358.824,
    "s": 73.913,
    "l": 13.529
  },
  "oklch": {
    "l": 0.23707,
    "c": 0.07882,
    "h": 24.6
  },
  "luminance": 0.01178
}

Semantic roles & 50–950 ramp

primary

#3C090A

secondary

#277A78

accent

#F1ED37

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3C090A

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

Preview Lab → · Contrast checker → · Palette generator →