#3B0A09#3B0A09

#3B0A09 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.6% C 0.077 H 26.3°. Best body text is #FFFFFF at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#3B0A09
RGB	rgb(59, 10, 9)
HSL	hsl(1, 74%, 13%)
HSV	hsv(1, 85%, 23%)
CMYK	cmyk(0%, 83.1%, 84.7%, 76.9%)
CIE-LAB	lab(10.31, 23.74, 12.34)
CIE-LCH	lch(10.31, 26.76, 27.46°)
OKLab	oklab(23.6% 0.0687 0.0339)
OKLCH	oklch(23.6% 0.077 26.3)
XYZ	xyz(1.9617, 1.1669, 0.3803)
Luminance	0.0117 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B0A09 #093A3B

analogous

#3B0921 #3B0A09 #3B2309

triadic

#3B0A09 #093B0A #0A093B

tetradic

#3B0A09 #213B09 #093A3B #23093B

square

#3B0A09 #213B09 #093A3B #23093B

split-complementary

#3B0A09 #093B23 #09213B

monochromatic

#1B0504 #1B0504 #3B0A09 #701311 #A51C19

Accessibility & contrast

On white

17.03

#3B0A09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#3B0A09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B0A09

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B0A09	#FFFFFF	#000000	##FFFFFF
##3B0A09	1.00	17.03	1.23	17.03
#FFFFFF	17.03	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181508

Deuteranopia (green-blind)

#242007

Tritanopia (blue-blind)

#42000A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #3b0a09;
/* rgb */ color: rgb(59, 10, 9);
/* oklch */ color: oklch(23.6% 0.077 26.3);

Tailwind

colors: {
  custom: {
    50: '#754d4a',
    500: '#3b0a09',
    950: '#000000',
  },
}

SCSS

$custom: #3b0a09;
$custom-light: #754d4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3b0a09",
  "rgb": {
    "r": 59,
    "g": 10,
    "b": 9
  },
  "hsl": {
    "h": 1.2,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23597,
    "c": 0.07663,
    "h": 26.3
  },
  "luminance": 0.01167
}

Semantic roles & 50–950 ramp

primary

#3B0A09

secondary

#277779

accent

#EDF038

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3B0A09

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

Preview Lab → · Contrast checker → · Palette generator →