#3A0B04#3A0B04

#3A0B04 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.4% C 0.076 H 32.6°. Best body text is #FFFFFF at 17.08:1 contrast (WCAG AA passes).

Color values

HEX	#3A0B04
RGB	rgb(58, 11, 4)
HSL	hsl(8, 87%, 12%)
HSV	hsv(8, 93%, 23%)
CMYK	cmyk(0%, 81%, 93.1%, 77.3%)
CIE-LAB	lab(10.17, 22.59, 14.14)
CIE-LCH	lch(10.17, 26.65, 32.04°)
OKLab	oklab(23.42% 0.0637 0.0407)
OKLCH	oklch(23.42% 0.076 32.6)
XYZ	xyz(1.8867, 1.1479, 0.2371)
Luminance	0.0115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0B04 #04333A

analogous

#3A0418 #3A0B04 #3A2604

triadic

#3A0B04 #043A0B #0B043A

tetradic

#3A0B04 #183A04 #04333A #26043A

square

#3A0B04 #183A04 #04333A #26043A

split-complementary

#3A0B04 #043A26 #04183A

monochromatic

#1D0502 #1D0502 #3A0B04 #731608 #AD210C

Accessibility & contrast

On white

17.08

#3A0B04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#3A0B04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0B04

17.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0B04	#FFFFFF	#000000	##FFFFFF
##3A0B04	1.00	17.08	1.23	17.08
#FFFFFF	17.08	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191503

Deuteranopia (green-blind)

#252003

Tritanopia (blue-blind)

#410009

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #3a0b04;
/* rgb */ color: rgb(58, 11, 4);
/* oklch */ color: oklch(23.4% 0.076 32.6);

Tailwind

colors: {
  custom: {
    50: '#754d48',
    500: '#3a0b04',
    950: '#000000',
  },
}

SCSS

$custom: #3a0b04;
$custom-light: #754d48;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0b04",
  "rgb": {
    "r": 58,
    "g": 11,
    "b": 4
  },
  "hsl": {
    "h": 7.778,
    "s": 87.097,
    "l": 12.157
  },
  "oklch": {
    "l": 0.23421,
    "c": 0.07557,
    "h": 32.6
  },
  "luminance": 0.01148
}

Semantic roles & 50–950 ramp

primary

#3A0B04

secondary

#1E707C

accent

#E2FD2B

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3A0B04

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

Preview Lab → · Contrast checker → · Palette generator →