#3F104D#3F104D

#3F104D is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.4% C 0.112 H 317.3°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#3F104D
RGB	rgb(63, 16, 77)
HSL	hsl(286, 66%, 18%)
HSV	hsv(286, 79%, 30%)
CMYK	cmyk(18.2%, 79.2%, 0%, 69.8%)
CIE-LAB	lab(15.29, 32.63, -26.96)
CIE-LCH	lch(15.29, 42.33, 320.44°)
OKLab	oklab(28.42% 0.0821 -0.0758)
OKLCH	oklch(28.42% 0.112 317.3)
XYZ	xyz(3.5745, 1.9633, 7.2104)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F104D #1E4D10

analogous

#21104D #3F104D #4D103C

triadic

#3F104D #4D3F10 #104D3F

tetradic

#3F104D #4D2110 #1E4D10 #103C4D

square

#3F104D #4D2110 #1E4D10 #103C4D

split-complementary

#3F104D #3C4D10 #104D21

monochromatic

#150519 #16051A #3F104D #681B80 #9225B2

Accessibility & contrast

On white

15.08

#3F104D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#3F104D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F104D

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F104D	#FFFFFF	#000000	##FFFFFF
##3F104D	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234F

Deuteranopia (green-blind)

#11284C

Tritanopia (blue-blind)

#3E1C2D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #3f104d;
/* rgb */ color: rgb(63, 16, 77);
/* oklch */ color: oklch(28.4% 0.112 317.3);

Tailwind

colors: {
  custom: {
    50: '#77537f',
    500: '#3f104d',
    950: '#000000',
  },
}

SCSS

$custom: #3f104d;
$custom-light: #77537f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f104d",
  "rgb": {
    "r": 63,
    "g": 16,
    "b": 77
  },
  "hsl": {
    "h": 286.23,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28416,
    "c": 0.11169,
    "h": 317.3
  },
  "luminance": 0.01963
}

Semantic roles & 50–950 ramp

primary

#3F104D

secondary

#458732

accent

#E93F66

background

#F7F4F7

surface

#EDE8EE

border

#C8C4C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #3F104D

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

Preview Lab → · Contrast checker → · Palette generator →