#3E40CE#3E40CE

#3E40CE is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.9% C 0.212 H 274.0°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#3E40CE
RGB	rgb(62, 64, 206)
HSL	hsl(239, 60%, 53%)
HSV	hsv(239, 70%, 81%)
CMYK	cmyk(69.9%, 68.9%, 0%, 19.2%)
CIE-LAB	lab(36.26, 44.67, -73.27)
CIE-LCH	lch(36.26, 85.81, 301.37°)
OKLab	oklab(46.92% 0.0147 -0.2118)
OKLCH	oklch(46.92% 0.212 274)
XYZ	xyz(14.9569, 9.1457, 59.3576)
Luminance	0.0915 (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

#3E40CE #CECC3E

analogous

#3E88CE #3E40CE #843ECE

triadic

#3E40CE #CE3E40 #40CE3E

tetradic

#3E40CE #CE3E88 #CECC3E #3ECE84

square

#3E40CE #CE3E88 #CECC3E #3ECE84

split-complementary

#3E40CE #CE843E #88CE3E

monochromatic

#1D1F74 #2A2CA5 #3E40CE #6F70DA #A0A1E7

Accessibility & contrast

On white

7.42

#3E40CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3E40CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E40CE

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E40CE	#FFFFFF	#000000	##FFFFFF
##3E40CE	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD2

Deuteranopia (green-blind)

#004FCB

Tritanopia (blue-blind)

#006782

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3e40ce;
/* rgb */ color: rgb(62, 64, 206);
/* oklch */ color: oklch(46.9% 0.212 274.0);

Tailwind

colors: {
  custom: {
    50: '#8776de',
    500: '#3e40ce',
    950: '#000000',
  },
}

SCSS

$custom: #3e40ce;
$custom-light: #8776de;
$custom-dark: #000000;

JSON

{
  "hex": "#3e40ce",
  "rgb": {
    "r": 62,
    "g": 64,
    "b": 206
  },
  "hsl": {
    "h": 239.167,
    "s": 59.504,
    "l": 52.549
  },
  "oklch": {
    "l": 0.46918,
    "c": 0.2123,
    "h": 274
  },
  "luminance": 0.09147
}

Semantic roles & 50–950 ramp

primary

#3E40CE

secondary

#D3D295

accent

#E045E3

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3E40CE

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

Preview Lab → · Contrast checker → · Palette generator →