#3B104D#3B104D

#3B104D is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.8% C 0.110 H 313.9°. Best body text is #FFFFFF at 15.36:1 contrast (WCAG AA passes).

Color values

HEX	#3B104D
RGB	rgb(59, 16, 77)
HSL	hsl(282, 66%, 18%)
HSV	hsv(282, 79%, 30%)
CMYK	cmyk(23.4%, 79.2%, 0%, 69.8%)
CIE-LAB	lab(14.60, 31.67, -28.11)
CIE-LCH	lch(14.60, 42.34, 318.41°)
OKLab	oklab(27.78% 0.0762 -0.0793)
OKLCH	oklch(27.78% 0.11 313.9)
XYZ	xyz(3.3282, 1.8363, 7.1989)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B104D #224D10

analogous

#1C104D #3B104D #4D1040

triadic

#3B104D #4D3B10 #104D3B

tetradic

#3B104D #4D1C10 #224D10 #10404D

square

#3B104D #4D1C10 #224D10 #10404D

split-complementary

#3B104D #404D10 #104D1C

monochromatic

#130519 #14051A #3B104D #621B80 #8925B2

Accessibility & contrast

On white

15.36

#3B104D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#3B104D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B104D

15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B104D	#FFFFFF	#000000	##FFFFFF
##3B104D	1.00	15.36	1.37	15.36
#FFFFFF	15.36	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234F

Deuteranopia (green-blind)

#0C264C

Tritanopia (blue-blind)

#391D2D

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #3b104d;
/* rgb */ color: rgb(59, 16, 77);
/* oklch */ color: oklch(27.8% 0.110 313.9);

Tailwind

colors: {
  custom: {
    50: '#74537f',
    500: '#3b104d',
    950: '#000000',
  },
}

SCSS

$custom: #3b104d;
$custom-light: #74537f;
$custom-dark: #000000;

JSON

{
  "hex": "#3b104d",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 77
  },
  "hsl": {
    "h": 282.295,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.27784,
    "c": 0.10998,
    "h": 313.9
  },
  "luminance": 0.01836
}

Semantic roles & 50–950 ramp

primary

#3B104D

secondary

#4B8732

accent

#E93F71

background

#F7F4F7

surface

#EDE7EE

border

#C8C3C9

text

#08020A

muted

#7B787C

Preview Lab

Preview with #3B104D

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

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