#3D0B0B#3D0B0B

#3D0B0B is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.2% C 0.078 H 25.1°. Best body text is #FFFFFF at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#3D0B0B
RGB	rgb(61, 11, 11)
HSL	hsl(0, 69%, 14%)
HSV	hsv(0, 82%, 24%)
CMYK	cmyk(0%, 82%, 82%, 76.1%)
CIE-LAB	lab(10.96, 24.19, 12.49)
CIE-LCH	lch(10.96, 27.22, 27.32°)
OKLab	oklab(24.18% 0.0704 0.033)
OKLCH	oklch(24.18% 0.078 25.1)
XYZ	xyz(2.1048, 1.2559, 0.4481)
Luminance	0.0126 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D0B0B #0B3D3D

analogous

#3D0B24 #3D0B0B #3D240B

triadic

#3D0B0B #0B3D0B #0B0B3D

tetradic

#3D0B0B #243D0B #0B3D3D #240B3D

square

#3D0B0B #243D0B #0B3D3D #240B3D

split-complementary

#3D0B0B #0B3D24 #0B243D

monochromatic

#1A0505 #1A0505 #3D0B0B #711414 #A51E1E

Accessibility & contrast

On white

16.78

#3D0B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#3D0B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D0B0B

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D0B0B	#FFFFFF	#000000	##FFFFFF
##3D0B0B	1.00	16.78	1.25	16.78
#FFFFFF	16.78	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19170A

Deuteranopia (green-blind)

#262109

Tritanopia (blue-blind)

#44000C

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3d0b0b;
/* rgb */ color: rgb(61, 11, 11);
/* oklch */ color: oklch(24.2% 0.078 25.1);

Tailwind

colors: {
  custom: {
    50: '#774e4b',
    500: '#3d0b0b',
    950: '#000000',
  },
}

SCSS

$custom: #3d0b0b;
$custom-light: #774e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#3d0b0b",
  "rgb": {
    "r": 61,
    "g": 11,
    "b": 11
  },
  "hsl": {
    "h": 0,
    "s": 69.444,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24177,
    "c": 0.07771,
    "h": 25.1
  },
  "luminance": 0.01256
}

Semantic roles & 50–950 ramp

primary

#3D0B0B

secondary

#2A7A7A

accent

#ECEC3C

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3D0B0B

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

Preview Lab → · Contrast checker → · Palette generator →