#3C42CA#3C42CA

#3C42CA is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.7% C 0.206 H 273.2°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#3C42CA
RGB	rgb(60, 66, 202)
HSL	hsl(237, 57%, 51%)
HSV	hsv(237, 70%, 79%)
CMYK	cmyk(70.3%, 67.3%, 0%, 20.8%)
CIE-LAB	lab(36.21, 41.91, -71.04)
CIE-LCH	lch(36.21, 82.48, 300.54°)
OKLab	oklab(46.74% 0.0116 -0.2053)
OKLCH	oklch(46.74% 0.206 273.2)
XYZ	xyz(14.4688, 9.1199, 56.8635)
Luminance	0.0912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C42CA #CAC43C

analogous

#3C89CA #3C42CA #7D3CCA

triadic

#3C42CA #CA3C42 #42CA3C

tetradic

#3C42CA #CA3C89 #CAC43C #3CCA7D

square

#3C42CA #CA3C89 #CAC43C #3CCA7D

split-complementary

#3C42CA #CA7D3C #89CA3C

monochromatic

#1E216E #2B309E #3C42CA #6C71D7 #9C9FE4

Accessibility & contrast

On white

7.44

#3C42CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3C42CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C42CA

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C42CA	#FFFFFF	#000000	##FFFFFF
##3C42CA	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCE

Deuteranopia (green-blind)

#004FC7

Tritanopia (blue-blind)

#006780

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3c42ca;
/* rgb */ color: rgb(60, 66, 202);
/* oklch */ color: oklch(46.7% 0.206 273.2);

Tailwind

colors: {
  custom: {
    50: '#8577db',
    500: '#3c42ca',
    950: '#000000',
  },
}

SCSS

$custom: #3c42ca;
$custom-light: #8577db;
$custom-dark: #000000;

JSON

{
  "hex": "#3c42ca",
  "rgb": {
    "r": 60,
    "g": 66,
    "b": 202
  },
  "hsl": {
    "h": 237.465,
    "s": 57.258,
    "l": 51.373
  },
  "oklch": {
    "l": 0.46739,
    "c": 0.20563,
    "h": 273.2
  },
  "luminance": 0.09121
}

Semantic roles & 50–950 ramp

primary

#3C42CA

secondary

#D0CE92

accent

#DA47E1

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3C42CA

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

Preview Lab → · Contrast checker → · Palette generator →