#3A0905#3A0905

#3A0905 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.2% C 0.077 H 29.9°. Best body text is #FFFFFF at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#3A0905
RGB	rgb(58, 9, 5)
HSL	hsl(5, 84%, 12%)
HSV	hsv(5, 91%, 23%)
CMYK	cmyk(0%, 84.5%, 91.4%, 77.3%)
CIE-LAB	lab(9.85, 23.58, 13.28)
CIE-LCH	lch(9.85, 27.06, 29.39°)
OKLab	oklab(23.19% 0.0671 0.0385)
OKLCH	oklch(23.19% 0.077 29.9)
XYZ	xyz(1.8702, 1.1062, 0.2586)
Luminance	0.0111 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A0905 #05363A

analogous

#3A051C #3A0905 #3A2305

triadic

#3A0905 #053A09 #09053A

tetradic

#3A0905 #1C3A05 #05363A #23053A

square

#3A0905 #1C3A05 #05363A #23053A

split-complementary

#3A0905 #053A23 #051C3A

monochromatic

#1C0402 #1C0402 #3A0905 #72120A #AB1A0F

Accessibility & contrast

On white

17.20

#3A0905 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#3A0905 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A0905

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A0905	#FFFFFF	#000000	##FFFFFF
##3A0905	1.00	17.20	1.22	17.20
#FFFFFF	17.20	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181404

Deuteranopia (green-blind)

#241F04

Tritanopia (blue-blind)

#410008

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #3a0905;
/* rgb */ color: rgb(58, 9, 5);
/* oklch */ color: oklch(23.2% 0.077 29.9);

Tailwind

colors: {
  custom: {
    50: '#754d49',
    500: '#3a0905',
    950: '#000000',
  },
}

SCSS

$custom: #3a0905;
$custom-light: #754d49;
$custom-dark: #000000;

JSON

{
  "hex": "#3a0905",
  "rgb": {
    "r": 58,
    "g": 9,
    "b": 5
  },
  "hsl": {
    "h": 4.528,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.23186,
    "c": 0.07737,
    "h": 29.9
  },
  "luminance": 0.01106
}

Semantic roles & 50–950 ramp

primary

#3A0905

secondary

#20747B

accent

#EBFA2D

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3A0905

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

Preview Lab → · Contrast checker → · Palette generator →