#3B104C#3B104C

#3B104C is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.7% C 0.109 H 314.5°. Best body text is #FFFFFF at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#3B104C
RGB	rgb(59, 16, 76)
HSL	hsl(283, 65%, 18%)
HSV	hsv(283, 79%, 30%)
CMYK	cmyk(22.4%, 78.9%, 0%, 70.2%)
CIE-LAB	lab(14.53, 31.43, -27.54)
CIE-LCH	lch(14.53, 41.79, 318.77°)
OKLab	oklab(27.7% 0.0764 -0.0776)
OKLCH	oklch(27.7% 0.109 314.5)
XYZ	xyz(3.2932, 1.8223, 7.0143)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B104C #214C10

analogous

#1D104C #3B104C #4C103F

triadic

#3B104C #4C3B10 #104C3B

tetradic

#3B104C #4C1D10 #214C10 #103F4C

square

#3B104C #4C1D10 #214C10 #103F4C

split-complementary

#3B104C #3F4C10 #104C1D

monochromatic

#140519 #140519 #3B104C #621B7F #8925B1

Accessibility & contrast

On white

15.39

#3B104C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#3B104C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B104C

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B104C	#FFFFFF	#000000	##FFFFFF
##3B104C	1.00	15.39	1.36	15.39
#FFFFFF	15.39	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224E

Deuteranopia (green-blind)

#0D264B

Tritanopia (blue-blind)

#391D2D

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #3b104c;
/* rgb */ color: rgb(59, 16, 76);
/* oklch */ color: oklch(27.7% 0.109 314.5);

Tailwind

colors: {
  custom: {
    50: '#74537e',
    500: '#3b104c',
    950: '#000000',
  },
}

SCSS

$custom: #3b104c;
$custom-light: #74537e;
$custom-dark: #000000;

JSON

{
  "hex": "#3b104c",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 76
  },
  "hsl": {
    "h": 283,
    "s": 65.217,
    "l": 18.039
  },
  "oklch": {
    "l": 0.27704,
    "c": 0.10889,
    "h": 314.5
  },
  "luminance": 0.01822
}

Semantic roles & 50–950 ramp

primary

#3B104C

secondary

#4A8632

accent

#E8406F

background

#F7F4F7

surface

#EDE7EE

border

#C8C3C9

text

#08020A

muted

#7B787C

Preview Lab

Preview with #3B104C

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

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