#3D070B#3D070B

#3D070B is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.7% C 0.082 H 22.4°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#3D070B
RGB	rgb(61, 7, 11)
HSL	hsl(356, 79%, 13%)
HSV	hsv(356, 89%, 24%)
CMYK	cmyk(0%, 88.5%, 82%, 76.1%)
CIE-LAB	lab(10.32, 25.97, 11.60)
CIE-LCH	lch(10.32, 28.44, 24.06°)
OKLab	oklab(23.7% 0.076 0.0314)
OKLCH	oklch(23.7% 0.082 22.4)
XYZ	xyz(2.0611, 1.1685, 0.4336)
Luminance	0.0117 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D070B #073D39

analogous

#3D0726 #3D070B #3D1E07

triadic

#3D070B #0B3D07 #070B3D

tetradic

#3D070B #263D07 #073D39 #1E073D

square

#3D070B #263D07 #073D39 #1E073D

split-complementary

#3D070B #073D1E #07263D

monochromatic

#1B0305 #1B0305 #3D070B #740D15 #AB141F

Accessibility & contrast

On white

17.02

#3D070B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#3D070B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D070B

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D070B	#FFFFFF	#000000	##FFFFFF
##3D070B	1.00	17.02	1.23	17.02
#FFFFFF	17.02	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17150B

Deuteranopia (green-blind)

#252009

Tritanopia (blue-blind)

#440009

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #3d070b;
/* rgb */ color: rgb(61, 7, 11);
/* oklch */ color: oklch(23.7% 0.082 22.4);

Tailwind

colors: {
  custom: {
    50: '#774c4b',
    500: '#3d070b',
    950: '#000000',
  },
}

SCSS

$custom: #3d070b;
$custom-light: #774c4b;
$custom-dark: #000000;

JSON

{
  "hex": "#3d070b",
  "rgb": {
    "r": 61,
    "g": 7,
    "b": 11
  },
  "hsl": {
    "h": 355.556,
    "s": 79.412,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23701,
    "c": 0.08223,
    "h": 22.4
  },
  "luminance": 0.01168
}

Semantic roles & 50–950 ramp

primary

#3D070B

secondary

#237C76

accent

#F6E732

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3D070B

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

Preview Lab → · Contrast checker → · Palette generator →