#3A0504#3A0504

#3A0504 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.7% C 0.082 H 28.0°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#3A0504
RGB	rgb(58, 5, 4)
HSL	hsl(1, 87%, 12%)
HSV	hsv(1, 93%, 23%)
CMYK	cmyk(0%, 91.4%, 93.1%, 77.3%)
CIE-LAB	lab(9.13, 25.47, 12.67)
CIE-LCH	lch(9.13, 28.44, 26.45°)
OKLab	oklab(22.65% 0.0726 0.0386)
OKLCH	oklch(22.65% 0.082 28)
XYZ	xyz(1.8213, 1.0171, 0.2153)
Luminance	0.0102 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0504 #04393A

analogous

#3A041E #3A0504 #3A2004

triadic

#3A0504 #043A05 #05043A

tetradic

#3A0504 #1E3A04 #04393A #20043A

square

#3A0504 #1E3A04 #04393A #20043A

split-complementary

#3A0504 #043A20 #041E3A

monochromatic

#1D0202 #1D0202 #3A0504 #730A08 #AD0F0C

Accessibility & contrast

On white

17.45

#3A0504 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#3A0504 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0504

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0504	#FFFFFF	#000000	##FFFFFF
##3A0504	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161203

Deuteranopia (green-blind)

#231E02

Tritanopia (blue-blind)

#410005

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3a0504;
/* rgb */ color: rgb(58, 5, 4);
/* oklch */ color: oklch(22.7% 0.082 28.0);

Tailwind

colors: {
  custom: {
    50: '#754a48',
    500: '#3a0504',
    950: '#000000',
  },
}

SCSS

$custom: #3a0504;
$custom-light: #754a48;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0504",
  "rgb": {
    "r": 58,
    "g": 5,
    "b": 4
  },
  "hsl": {
    "h": 1.111,
    "s": 87.097,
    "l": 12.157
  },
  "oklch": {
    "l": 0.2265,
    "c": 0.08224,
    "h": 28
  },
  "luminance": 0.01017
}

Semantic roles & 50–950 ramp

primary

#3A0504

secondary

#1E7A7C

accent

#F9FD2B

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3A0504

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

Preview Lab → · Contrast checker → · Palette generator →