#3C104B#3C104B

#3C104B is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.8% C 0.108 H 316.1°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#3C104B
RGB	rgb(60, 16, 75)
HSL	hsl(285, 65%, 18%)
HSV	hsv(285, 79%, 29%)
CMYK	cmyk(20%, 78.7%, 0%, 70.6%)
CIE-LAB	lab(14.62, 31.44, -26.69)
CIE-LCH	lch(14.62, 41.24, 319.66°)
OKLab	oklab(27.78% 0.0779 -0.0751)
OKLCH	oklch(27.78% 0.108 316.1)
XYZ	xyz(3.3186, 1.8394, 6.8355)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C104B #1F4B10

analogous

#1F104B #3C104B #4B103C

triadic

#3C104B #4B3C10 #104B3C

tetradic

#3C104B #4B1F10 #1F4B10 #103C4B

square

#3C104B #4B1F10 #1F4B10 #103C4B

split-complementary

#3C104B #3C4B10 #104B1F

monochromatic

#140519 #140519 #3C104B #641B7D #8D26B0

Accessibility & contrast

On white

15.35

#3C104B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#3C104B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C104B

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C104B	#FFFFFF	#000000	##FFFFFF
##3C104B	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224D

Deuteranopia (green-blind)

#10264A

Tritanopia (blue-blind)

#3B1C2C

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #3c104b;
/* rgb */ color: rgb(60, 16, 75);
/* oklch */ color: oklch(27.8% 0.108 316.1);

Tailwind

colors: {
  custom: {
    50: '#74537e',
    500: '#3c104b',
    950: '#000000',
  },
}

SCSS

$custom: #3c104b;
$custom-light: #74537e;
$custom-dark: #000000;

JSON

{
  "hex": "#3c104b",
  "rgb": {
    "r": 60,
    "g": 16,
    "b": 75
  },
  "hsl": {
    "h": 284.746,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.27782,
    "c": 0.10824,
    "h": 316.1
  },
  "luminance": 0.01839
}

Semantic roles & 50–950 ramp

primary

#3C104B

secondary

#478532

accent

#E8406B

background

#F7F4F7

surface

#EDE7EE

border

#C8C3C9

text

#08030A

muted

#7B787C

Preview Lab

Preview with #3C104B

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

Preview Lab → · Contrast checker → · Palette generator →