#3F62E4#3F62E4

#3F62E4 is a mid, highly saturated blue. Relative luminance 0.154; OKLCH L 54.8% C 0.201 H 267.7°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3F62E4
RGB	rgb(63, 98, 228)
HSL	hsl(227, 75%, 57%)
HSV	hsv(227, 72%, 89%)
CMYK	cmyk(72.4%, 57%, 0%, 10.6%)
CIE-LAB	lab(46.17, 31.49, -69.67)
CIE-LCH	lch(46.17, 76.45, 294.32°)
OKLab	oklab(54.78% -0.0081 -0.2009)
OKLCH	oklch(54.78% 0.201 267.7)
XYZ	xyz(20.4163, 15.3914, 75.2786)
Luminance	0.1539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F62E4 #E4C13F

analogous

#3FB4E4 #3F62E4 #6F3FE4

triadic

#3F62E4 #E43F62 #62E43F

tetradic

#3F62E4 #E43FB4 #E4C13F #3FE46F

square

#3F62E4 #E43FB4 #E4C13F #3FE46F

split-complementary

#3F62E4 #E46F3F #B4E43F

monochromatic

#153094 #1C41C9 #3F62E4 #758EEC #AABAF3

Accessibility & contrast

On white

5.15

#3F62E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#3F62E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F62E4

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F62E4	#FFFFFF	#000000	##FFFFFF
##3F62E4	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E8

Deuteranopia (green-blind)

#0066E1

Tritanopia (blue-blind)

#008299

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3f62e4;
/* rgb */ color: rgb(63, 98, 228);
/* oklch */ color: oklch(54.8% 0.201 267.7);

Tailwind

colors: {
  custom: {
    50: '#898eed',
    500: '#3f62e4',
    950: '#000000',
  },
}

SCSS

$custom: #3f62e4;
$custom-light: #898eed;
$custom-dark: #000000;

JSON

{
  "hex": "#3f62e4",
  "rgb": {
    "r": 63,
    "g": 98,
    "b": 228
  },
  "hsl": {
    "h": 227.273,
    "s": 75.342,
    "l": 57.059
  },
  "oklch": {
    "l": 0.54778,
    "c": 0.20111,
    "h": 267.7
  },
  "luminance": 0.15394
}

Semantic roles & 50–950 ramp

primary

#3F62E4

secondary

#E1D39E

accent

#CA36F2

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3F62E4

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

Preview Lab → · Contrast checker → · Palette generator →