#3F62CA#3F62CA

#3F62CA is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.8% C 0.166 H 266.6°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#3F62CA
RGB	rgb(63, 98, 202)
HSL	hsl(225, 57%, 52%)
HSV	hsv(225, 69%, 79%)
CMYK	cmyk(68.8%, 51.5%, 0%, 20.8%)
CIE-LAB	lab(44.31, 22.16, -57.84)
CIE-LCH	lch(44.31, 61.94, 290.96°)
OKLab	oklab(52.8% -0.0097 -0.1662)
OKLCH	oklch(52.8% 0.166 266.6)
XYZ	xyz(17.0745, 14.0547, 57.6786)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F62CA #CAA73F

analogous

#3FA8CA #3F62CA #623FCA

triadic

#3F62CA #CA3F62 #62CA3F

tetradic

#3F62CA #CA3FA8 #CAA73F #3FCA62

square

#3F62CA #CA3FA8 #CAA73F #3FCA62

split-complementary

#3F62CA #CA623F #A8CA3F

monochromatic

#1F3370 #2C49A0 #3F62CA #6F89D7 #9FB0E4

Accessibility & contrast

On white

5.51

#3F62CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3F62CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F62CA

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F62CA	#FFFFFF	#000000	##FFFFFF
##3F62CA	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#216FCE

Deuteranopia (green-blind)

#0063C8

Tritanopia (blue-blind)

#007B8C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3f62ca;
/* rgb */ color: rgb(63, 98, 202);
/* oklch */ color: oklch(52.8% 0.166 266.6);

Tailwind

colors: {
  custom: {
    50: '#848edb',
    500: '#3f62ca',
    950: '#000000',
  },
}

SCSS

$custom: #3f62ca;
$custom-light: #848edb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f62ca",
  "rgb": {
    "r": 63,
    "g": 98,
    "b": 202
  },
  "hsl": {
    "h": 224.892,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.52795,
    "c": 0.16645,
    "h": 266.6
  },
  "luminance": 0.14056
}

Semantic roles & 50–950 ramp

primary

#3F62CA

secondary

#D1C294

accent

#BA48E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3F62CA

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

Preview Lab → · Contrast checker → · Palette generator →