#3D090A#3D090A

#3D090A is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.9% C 0.080 H 24.7°. Best body text is #FFFFFF at 16.91:1 contrast (WCAG AA passes).

Color values

HEX	#3D090A
RGB	rgb(61, 9, 10)
HSL	hsl(359, 74%, 14%)
HSV	hsv(359, 85%, 24%)
CMYK	cmyk(0%, 85.2%, 83.6%, 76.1%)
CIE-LAB	lab(10.63, 25.01, 12.44)
CIE-LCH	lch(10.63, 27.94, 26.45°)
OKLab	oklab(23.92% 0.0727 0.0335)
OKLCH	oklch(23.92% 0.08 24.7)
XYZ	xyz(2.0772, 1.2097, 0.4112)
Luminance	0.0121 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D090A #093D3C

analogous

#3D0924 #3D090A #3D2209

triadic

#3D090A #0A3D09 #090A3D

tetradic

#3D090A #243D09 #093D3C #22093D

square

#3D090A #243D09 #093D3C #22093D

split-complementary

#3D090A #093D22 #09243D

monochromatic

#1B0404 #1B0404 #3D090A #721113 #A8191B

Accessibility & contrast

On white

16.91

#3D090A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3D090A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D090A

16.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D090A	#FFFFFF	#000000	##FFFFFF
##3D090A	1.00	16.91	1.24	16.91
#FFFFFF	16.91	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181609

Deuteranopia (green-blind)

#252108

Tritanopia (blue-blind)

#44000A

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3d090a;
/* rgb */ color: rgb(61, 9, 10);
/* oklch */ color: oklch(23.9% 0.080 24.7);

Tailwind

colors: {
  custom: {
    50: '#774d4b',
    500: '#3d090a',
    950: '#000000',
  },
}

SCSS

$custom: #3d090a;
$custom-light: #774d4b;
$custom-dark: #000000;

JSON

{
  "hex": "#3d090a",
  "rgb": {
    "r": 61,
    "g": 9,
    "b": 10
  },
  "hsl": {
    "h": 358.846,
    "s": 74.286,
    "l": 13.725
  },
  "oklch": {
    "l": 0.23923,
    "c": 0.08005,
    "h": 24.7
  },
  "luminance": 0.01209
}

Semantic roles & 50–950 ramp

primary

#3D090A

secondary

#277B79

accent

#F1ED37

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3D090A

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

Preview Lab → · Contrast checker → · Palette generator →