#3E42C8#3E42C8

#3E42C8 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.7% C 0.203 H 274.0°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#3E42C8
RGB	rgb(62, 66, 200)
HSL	hsl(238, 56%, 51%)
HSV	hsv(238, 69%, 78%)
CMYK	cmyk(69%, 67%, 0%, 21.6%)
CIE-LAB	lab(36.16, 41.47, -69.96)
CIE-LCH	lch(36.16, 81.33, 300.66°)
OKLab	oklab(46.67% 0.0141 -0.2021)
OKLCH	oklch(46.67% 0.203 274)
XYZ	xyz(14.3567, 9.0893, 55.6302)
Luminance	0.0909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.60

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E42C8 #C8C43E

analogous

#3E87C8 #3E42C8 #7F3EC8

triadic

#3E42C8 #C83E42 #42C83E

tetradic

#3E42C8 #C83E87 #C8C43E #3EC87F

square

#3E42C8 #C83E87 #C8C43E #3EC87F

split-complementary

#3E42C8 #C87F3E #87C83E

monochromatic

#1F216D #2D309C #3E42C8 #6E71D6 #9D9FE3

Accessibility & contrast

On white

7.45

#3E42C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3E42C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E42C8

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E42C8	#FFFFFF	#000000	##FFFFFF
##3E42C8	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCC

Deuteranopia (green-blind)

#004FC5

Tritanopia (blue-blind)

#00667F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3e42c8;
/* rgb */ color: rgb(62, 66, 200);
/* oklch */ color: oklch(46.7% 0.203 274.0);

Tailwind

colors: {
  custom: {
    50: '#8577da',
    500: '#3e42c8',
    950: '#000000',
  },
}

SCSS

$custom: #3e42c8;
$custom-light: #8577da;
$custom-dark: #000000;

JSON

{
  "hex": "#3e42c8",
  "rgb": {
    "r": 62,
    "g": 66,
    "b": 200
  },
  "hsl": {
    "h": 238.261,
    "s": 55.645,
    "l": 51.373
  },
  "oklch": {
    "l": 0.46674,
    "c": 0.20261,
    "h": 274
  },
  "luminance": 0.09091
}

Semantic roles & 50–950 ramp

primary

#3E42C8

secondary

#CFCE92

accent

#DB49DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3E42C8

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

Preview Lab → · Contrast checker → · Palette generator →