#3A0409#3A0409

#3A0409 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.6% C 0.083 H 21.7°. Best body text is #FFFFFF at 17.48:1 contrast (WCAG AA passes).

Color values

HEX	#3A0409
RGB	rgb(58, 4, 9)
HSL	hsl(354, 87%, 12%)
HSV	hsv(354, 93%, 23%)
CMYK	cmyk(0%, 93.1%, 84.5%, 77.3%)
CIE-LAB	lab(9.04, 26.25, 10.50)
CIE-LCH	lch(9.04, 28.28, 21.81°)
OKLab	oklab(22.61% 0.0769 0.0307)
OKLCH	oklch(22.61% 0.083 21.7)
XYZ	xyz(1.8379, 1.0064, 0.3559)
Luminance	0.0101 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0409 #043A35

analogous

#3A0424 #3A0409 #3A1A04

triadic

#3A0409 #093A04 #04093A

tetradic

#3A0409 #243A04 #043A35 #1A043A

square

#3A0409 #243A04 #043A35 #1A043A

split-complementary

#3A0409 #043A1A #04243A

monochromatic

#1D0204 #1D0204 #3A0409 #730812 #AD0C1B

Accessibility & contrast

On white

17.48

#3A0409 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#3A0409 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0409

17.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0409	#FFFFFF	#000000	##FFFFFF
##3A0409	1.00	17.48	1.20	17.48
#FFFFFF	17.48	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141209

Deuteranopia (green-blind)

#221E07

Tritanopia (blue-blind)

#410006

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3a0409;
/* rgb */ color: rgb(58, 4, 9);
/* oklch */ color: oklch(22.6% 0.083 21.7);

Tailwind

colors: {
  custom: {
    50: '#754a4a',
    500: '#3a0409',
    950: '#000000',
  },
}

SCSS

$custom: #3a0409;
$custom-light: #754a4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0409",
  "rgb": {
    "r": 58,
    "g": 4,
    "b": 9
  },
  "hsl": {
    "h": 354.444,
    "s": 87.097,
    "l": 12.157
  },
  "oklch": {
    "l": 0.22613,
    "c": 0.08274,
    "h": 21.7
  },
  "luminance": 0.01006
}

Semantic roles & 50–950 ramp

primary

#3A0409

secondary

#1E7C73

accent

#FDEA2B

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A0409

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

Preview Lab → · Contrast checker → · Palette generator →