#3F60E4#3F60E4

#3F60E4 is a mid, highly saturated blue. Relative luminance 0.150; OKLCH L 54.4% C 0.203 H 268.1°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3F60E4
RGB	rgb(63, 96, 228)
HSL	hsl(228, 75%, 57%)
HSV	hsv(228, 72%, 89%)
CMYK	cmyk(72.4%, 57.9%, 0%, 10.6%)
CIE-LAB	lab(45.66, 32.74, -70.48)
CIE-LCH	lch(45.66, 77.72, 294.92°)
OKLab	oklab(54.4% -0.0066 -0.2034)
OKLCH	oklch(54.4% 0.203 268.1)
XYZ	xyz(20.2315, 15.0218, 75.2170)
Luminance	0.1502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F60E4 #E4C33F

analogous

#3FB3E4 #3F60E4 #713FE4

triadic

#3F60E4 #E43F60 #60E43F

tetradic

#3F60E4 #E43FB3 #E4C33F #3FE471

square

#3F60E4 #E43FB3 #E4C33F #3FE471

split-complementary

#3F60E4 #E4713F #B3E43F

monochromatic

#152E94 #1C3FC9 #3F60E4 #758CEC #AAB9F3

Accessibility & contrast

On white

5.24

#3F60E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#3F60E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F60E4

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F60E4	#FFFFFF	#000000	##FFFFFF
##3F60E4	1.00	5.24	4.00	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E8

Deuteranopia (green-blind)

#0065E1

Tritanopia (blue-blind)

#008199

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3f60e4;
/* rgb */ color: rgb(63, 96, 228);
/* oklch */ color: oklch(54.4% 0.203 268.1);

Tailwind

colors: {
  custom: {
    50: '#898ced',
    500: '#3f60e4',
    950: '#000000',
  },
}

SCSS

$custom: #3f60e4;
$custom-light: #898ced;
$custom-dark: #000000;

JSON

{
  "hex": "#3f60e4",
  "rgb": {
    "r": 63,
    "g": 96,
    "b": 228
  },
  "hsl": {
    "h": 228,
    "s": 75.342,
    "l": 57.059
  },
  "oklch": {
    "l": 0.54403,
    "c": 0.20348,
    "h": 268.1
  },
  "luminance": 0.15024
}

Semantic roles & 50–950 ramp

primary

#3F60E4

secondary

#E1D49E

accent

#CC36F2

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3F60E4

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

Preview Lab → · Contrast checker → · Palette generator →