#3E42E3#3E42E3

#3E42E3 is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.2% C 0.236 H 272.6°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#3E42E3
RGB	rgb(62, 66, 227)
HSL	hsl(239, 75%, 57%)
HSV	hsv(239, 73%, 89%)
CMYK	cmyk(72.7%, 70.9%, 0%, 11%)
CIE-LAB	lab(38.66, 50.42, -81.39)
CIE-LCH	lch(38.66, 95.74, 301.78°)
OKLab	oklab(49.24% 0.0107 -0.2355)
OKLCH	oklch(49.24% 0.236 272.6)
XYZ	xyz(17.7953, 10.4648, 73.7402)
Luminance	0.1047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.51

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E42E3 #E3DF3E

analogous

#3E95E3 #3E42E3 #8C3EE3

triadic

#3E42E3 #E33E42 #42E33E

tetradic

#3E42E3 #E33E95 #E3DF3E #3EE38C

square

#3E42E3 #E33E95 #E3DF3E #3EE38C

split-complementary

#3E42E3 #E38C3E #95E33E

monochromatic

#151891 #1D21C7 #3E42E3 #7376EB #A9ABF3

Accessibility & contrast

On white

6.79

#3E42E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3E42E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E42E3

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E42E3	#FFFFFF	#000000	##FFFFFF
##3E42E3	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E8

Deuteranopia (green-blind)

#0053E0

Tritanopia (blue-blind)

#006F8E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3e42e3;
/* rgb */ color: rgb(62, 66, 227);
/* oklch */ color: oklch(49.2% 0.236 272.6);

Tailwind

colors: {
  custom: {
    50: '#8b78ed',
    500: '#3e42e3',
    950: '#000000',
  },
}

SCSS

$custom: #3e42e3;
$custom-light: #8b78ed;
$custom-dark: #000000;

JSON

{
  "hex": "#3e42e3",
  "rgb": {
    "r": 62,
    "g": 66,
    "b": 227
  },
  "hsl": {
    "h": 238.545,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.49239,
    "c": 0.23572,
    "h": 272.6
  },
  "luminance": 0.10467
}

Semantic roles & 50–950 ramp

primary

#3E42E3

secondary

#E0DF9D

accent

#ED37F1

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #3E42E3

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

Preview Lab → · Contrast checker → · Palette generator →