#3A0509#3A0509

#3A0509 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.7% C 0.081 H 22.5°. Best body text is #FFFFFF at 17.42:1 contrast (WCAG AA passes).

Color values

HEX	#3A0509
RGB	rgb(58, 5, 9)
HSL	hsl(355, 84%, 12%)
HSV	hsv(355, 91%, 23%)
CMYK	cmyk(0%, 91.4%, 84.5%, 77.3%)
CIE-LAB	lab(9.22, 25.74, 10.76)
CIE-LCH	lch(9.22, 27.90, 22.68°)
OKLab	oklab(22.75% 0.0752 0.0311)
OKLCH	oklch(22.75% 0.081 22.5)
XYZ	xyz(1.8487, 1.0281, 0.3595)
Luminance	0.0103 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0509 #053A36

analogous

#3A0523 #3A0509 #3A1C05

triadic

#3A0509 #093A05 #05093A

tetradic

#3A0509 #233A05 #053A36 #1C053A

square

#3A0509 #233A05 #053A36 #1C053A

split-complementary

#3A0509 #053A1C #05233A

monochromatic

#1C0204 #1C0204 #3A0509 #720A12 #AB0F1A

Accessibility & contrast

On white

17.42

#3A0509 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#3A0509 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0509

17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0509	#FFFFFF	#000000	##FFFFFF
##3A0509	1.00	17.42	1.21	17.42
#FFFFFF	17.42	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151309

Deuteranopia (green-blind)

#221E07

Tritanopia (blue-blind)

#410007

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3a0509;
/* rgb */ color: rgb(58, 5, 9);
/* oklch */ color: oklch(22.7% 0.081 22.5);

Tailwind

colors: {
  custom: {
    50: '#754b4a',
    500: '#3a0509',
    950: '#000000',
  },
}

SCSS

$custom: #3a0509;
$custom-light: #754b4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0509",
  "rgb": {
    "r": 58,
    "g": 5,
    "b": 9
  },
  "hsl": {
    "h": 355.472,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22745,
    "c": 0.08141,
    "h": 22.5
  },
  "luminance": 0.01028
}

Semantic roles & 50–950 ramp

primary

#3A0509

secondary

#207B74

accent

#FAEB2D

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3A0509

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

Preview Lab → · Contrast checker → · Palette generator →