#3C37CF#3C37CF

#3C37CF is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.6% C 0.223 H 274.4°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#3C37CF
RGB	rgb(60, 55, 207)
HSL	hsl(242, 61%, 51%)
HSV	hsv(242, 73%, 81%)
CMYK	cmyk(71%, 73.4%, 0%, 18.8%)
CIE-LAB	lab(34.39, 49.90, -76.94)
CIE-LCH	lch(34.39, 91.71, 302.96°)
OKLab	oklab(45.57% 0.0171 -0.2225)
OKLCH	oklch(45.57% 0.223 274.4)
XYZ	xyz(14.4884, 8.1966, 59.8379)
Luminance	0.0820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.93

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C37CF #CACF37

analogous

#377ECF #3C37CF #8837CF

triadic

#3C37CF #CF3C37 #37CF3C

tetradic

#3C37CF #CF377E #CACF37 #37CF88

square

#3C37CF #CF377E #CACF37 #37CF88

split-complementary

#3C37CF #CF8837 #7ECF37

monochromatic

#1E1B71 #2B27A2 #3C37CF #6C68DB #9C9AE7

Accessibility & contrast

On white

7.96

#3C37CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3C37CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C37CF

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C37CF	#FFFFFF	#000000	##FFFFFF
##3C37CF	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D3

Deuteranopia (green-blind)

#004ACC

Tritanopia (blue-blind)

#006380

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3c37cf;
/* rgb */ color: rgb(60, 55, 207);
/* oklch */ color: oklch(45.6% 0.223 274.4);

Tailwind

colors: {
  custom: {
    50: '#8770df',
    500: '#3c37cf',
    950: '#000000',
  },
}

SCSS

$custom: #3c37cf;
$custom-light: #8770df;
$custom-dark: #000000;

JSON

{
  "hex": "#3c37cf",
  "rgb": {
    "r": 60,
    "g": 55,
    "b": 207
  },
  "hsl": {
    "h": 241.974,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.45573,
    "c": 0.22318,
    "h": 274.4
  },
  "luminance": 0.08198
}

Semantic roles & 50–950 ramp

primary

#3C37CF

secondary

#D0D28F

accent

#E443DF

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3C37CF

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

Preview Lab → · Contrast checker → · Palette generator →