#3D0909#3D0909

#3D0909 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.9% C 0.080 H 25.7°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#3D0909
RGB	rgb(61, 9, 9)
HSL	hsl(0, 74%, 14%)
HSV	hsv(0, 85%, 24%)
CMYK	cmyk(0%, 85.2%, 85.2%, 76.1%)
CIE-LAB	lab(10.61, 24.96, 12.83)
CIE-LCH	lch(10.61, 28.06, 27.20°)
OKLab	oklab(23.91% 0.0723 0.0348)
OKLCH	oklch(23.91% 0.08 25.7)
XYZ	xyz(2.0717, 1.2075, 0.3824)
Luminance	0.0121 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D0909 #093D3D

analogous

#3D0923 #3D0909 #3D2309

triadic

#3D0909 #093D09 #09093D

tetradic

#3D0909 #233D09 #093D3D #23093D

square

#3D0909 #233D09 #093D3D #23093D

split-complementary

#3D0909 #093D23 #09233D

monochromatic

#1B0404 #1B0404 #3D0909 #721111 #A81919

Accessibility & contrast

On white

16.92

#3D0909 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3D0909 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D0909

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D0909	#FFFFFF	#000000	##FFFFFF
##3D0909	1.00	16.92	1.24	16.92
#FFFFFF	16.92	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181608

Deuteranopia (green-blind)

#252107

Tritanopia (blue-blind)

#44000A

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3d0909;
/* rgb */ color: rgb(61, 9, 9);
/* oklch */ color: oklch(23.9% 0.080 25.7);

Tailwind

colors: {
  custom: {
    50: '#774d4a',
    500: '#3d0909',
    950: '#000000',
  },
}

SCSS

$custom: #3d0909;
$custom-light: #774d4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3d0909",
  "rgb": {
    "r": 61,
    "g": 9,
    "b": 9
  },
  "hsl": {
    "h": 0,
    "s": 74.286,
    "l": 13.725
  },
  "oklch": {
    "l": 0.23905,
    "c": 0.08019,
    "h": 25.7
  },
  "luminance": 0.01207
}

Semantic roles & 50–950 ramp

primary

#3D0909

secondary

#277B7B

accent

#F1F137

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3D0909

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

Preview Lab → · Contrast checker → · Palette generator →