#3C27BB#3C27BB

#3C27BB is a dark, highly saturated blue. Relative luminance 0.060; OKLCH L 41.5% C 0.214 H 277.9°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#3C27BB
RGB	rgb(60, 39, 187)
HSL	hsl(249, 65%, 44%)
HSV	hsv(249, 79%, 73%)
CMYK	cmyk(67.9%, 79.1%, 0%, 26.7%)
CIE-LAB	lab(29.41, 51.97, -73.45)
CIE-LCH	lch(29.41, 89.98, 305.28°)
OKLab	oklab(41.46% 0.0295 -0.2122)
OKLCH	oklch(41.46% 0.214 277.9)
XYZ	xyz(11.5557, 5.9985, 47.5529)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C27BB #A6BB27

analogous

#275CBB #3C27BB #8627BB

triadic

#3C27BB #BB3C27 #27BB3C

tetradic

#3C27BB #BB275C #A6BB27 #27BB86

square

#3C27BB #BB275C #A6BB27 #27BB86

split-complementary

#3C27BB #BB8627 #5CBB27

monochromatic

#1C1256 #2C1C88 #3C27BB #5B47D9 #8879E3

Accessibility & contrast

On white

9.55

#3C27BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3C27BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C27BB

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C27BB	#FFFFFF	#000000	##FFFFFF
##3C27BB	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBF

Deuteranopia (green-blind)

#003FB8

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3c27bb;
/* rgb */ color: rgb(60, 39, 187);
/* oklch */ color: oklch(41.5% 0.214 277.9);

Tailwind

colors: {
  custom: {
    50: '#8466d1',
    500: '#3c27bb',
    950: '#000000',
  },
}

SCSS

$custom: #3c27bb;
$custom-light: #8466d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c27bb",
  "rgb": {
    "r": 60,
    "g": 39,
    "b": 187
  },
  "hsl": {
    "h": 248.514,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41455,
    "c": 0.21425,
    "h": 277.9
  },
  "luminance": 0.06
}

Semantic roles & 50–950 ramp

primary

#3C27BB

secondary

#BECB73

accent

#E83FD0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3C27BB

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

Preview Lab → · Contrast checker → · Palette generator →