#3A0A04#3A0A04

#3A0A04 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.077 H 31.8°. Best body text is #FFFFFF at 17.14:1 contrast (WCAG AA passes).

Color values

HEX	#3A0A04
RGB	rgb(58, 10, 4)
HSL	hsl(7, 87%, 12%)
HSV	hsv(7, 93%, 23%)
CMYK	cmyk(0%, 82.8%, 93.1%, 77.3%)
CIE-LAB	lab(10.00, 23.06, 13.90)
CIE-LCH	lch(10.00, 26.92, 31.08°)
OKLab	oklab(23.29% 0.0651 0.0404)
OKLCH	oklch(23.29% 0.077 31.8)
XYZ	xyz(1.8756, 1.1257, 0.2334)
Luminance	0.0112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0A04 #04343A

analogous

#3A0419 #3A0A04 #3A2504

triadic

#3A0A04 #043A0A #0A043A

tetradic

#3A0A04 #193A04 #04343A #25043A

square

#3A0A04 #193A04 #04343A #25043A

split-complementary

#3A0A04 #043A25 #04193A

monochromatic

#1D0502 #1D0502 #3A0A04 #731408 #AD1E0C

Accessibility & contrast

On white

17.14

#3A0A04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#3A0A04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0A04

17.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0A04	#FFFFFF	#000000	##FFFFFF
##3A0A04	1.00	17.14	1.22	17.14
#FFFFFF	17.14	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181503

Deuteranopia (green-blind)

#241F03

Tritanopia (blue-blind)

#410009

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #3a0a04;
/* rgb */ color: rgb(58, 10, 4);
/* oklch */ color: oklch(23.3% 0.077 31.8);

Tailwind

colors: {
  custom: {
    50: '#754d48',
    500: '#3a0a04',
    950: '#000000',
  },
}

SCSS

$custom: #3a0a04;
$custom-light: #754d48;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0a04",
  "rgb": {
    "r": 58,
    "g": 10,
    "b": 4
  },
  "hsl": {
    "h": 6.667,
    "s": 87.097,
    "l": 12.157
  },
  "oklch": {
    "l": 0.23294,
    "c": 0.07661,
    "h": 31.8
  },
  "luminance": 0.01125
}

Semantic roles & 50–950 ramp

primary

#3A0A04

secondary

#1E717C

accent

#E6FD2B

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3A0A04

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

Preview Lab → · Contrast checker → · Palette generator →