#3A0C09#3A0C09

#3A0C09 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.6% C 0.073 H 27.8°. Best body text is #FFFFFF at 16.98:1 contrast (WCAG AA passes).

Color values

HEX	#3A0C09
RGB	rgb(58, 12, 9)
HSL	hsl(4, 73%, 13%)
HSV	hsv(4, 84%, 23%)
CMYK	cmyk(0%, 79.3%, 84.5%, 77.3%)
CIE-LAB	lab(10.43, 22.40, 12.47)
CIE-LCH	lch(10.43, 25.64, 29.10°)
OKLab	oklab(23.64% 0.0647 0.0341)
OKLCH	oklch(23.64% 0.073 27.8)
XYZ	xyz(1.9259, 1.1825, 0.3852)
Luminance	0.0118 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0C09 #09373A

analogous

#3A091E #3A0C09 #3A2409

triadic

#3A0C09 #093A0C #0C093A

tetradic

#3A0C09 #1E3A09 #09373A #24093A

square

#3A0C09 #1E3A09 #09373A #24093A

split-complementary

#3A0C09 #093A24 #091E3A

monochromatic

#1A0504 #1A0504 #3A0C09 #6F1711 #A42219

Accessibility & contrast

On white

16.98

#3A0C09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3A0C09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0C09

16.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0C09	#FFFFFF	#000000	##FFFFFF
##3A0C09	1.00	16.98	1.24	16.98
#FFFFFF	16.98	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191608

Deuteranopia (green-blind)

#252008

Tritanopia (blue-blind)

#41020C

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #3a0c09;
/* rgb */ color: rgb(58, 12, 9);
/* oklch */ color: oklch(23.6% 0.073 27.8);

Tailwind

colors: {
  custom: {
    50: '#744e4a',
    500: '#3a0c09',
    950: '#000000',
  },
}

SCSS

$custom: #3a0c09;
$custom-light: #744e4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0c09",
  "rgb": {
    "r": 58,
    "g": 12,
    "b": 9
  },
  "hsl": {
    "h": 3.673,
    "s": 73.134,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23642,
    "c": 0.07311,
    "h": 27.8
  },
  "luminance": 0.01182
}

Semantic roles & 50–950 ramp

primary

#3A0C09

secondary

#277378

accent

#E5F038

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3A0C09

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

Preview Lab → · Contrast checker → · Palette generator →