#3F60BE#3F60BE

#3F60BE is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.5% C 0.152 H 266.5°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3F60BE
RGB	rgb(63, 96, 190)
HSL	hsl(224, 50%, 50%)
HSV	hsv(224, 67%, 75%)
CMYK	cmyk(66.8%, 49.5%, 0%, 25.5%)
CIE-LAB	lab(42.97, 19.12, -53.06)
CIE-LCH	lch(42.97, 56.40, 289.82°)
OKLab	oklab(51.52% -0.0092 -0.1521)
OKLCH	oklch(51.52% 0.152 266.5)
XYZ	xyz(15.5238, 13.1387, 50.4231)
Luminance	0.1314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F60BE #BE9D3F

analogous

#3FA0BE #3F60BE #5D3FBE

triadic

#3F60BE #BE3F60 #60BE3F

tetradic

#3F60BE #BE3FA0 #BE9D3F #3FBE5D

square

#3F60BE #BE3FA0 #BE9D3F #3FBE5D

split-complementary

#3F60BE #BE5D3F #A0BE3F

monochromatic

#213262 #304990 #3F60BE #6C85CE #9AABDD

Accessibility & contrast

On white

5.79

#3F60BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#3F60BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F60BE

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F60BE	#FFFFFF	#000000	##FFFFFF
##3F60BE	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C6CC1

Deuteranopia (green-blind)

#0560BC

Tritanopia (blue-blind)

#007686

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3f60be;
/* rgb */ color: rgb(63, 96, 190);
/* oklch */ color: oklch(51.5% 0.152 266.5);

Tailwind

colors: {
  custom: {
    50: '#828cd2',
    500: '#3f60be',
    950: '#000000',
  },
}

SCSS

$custom: #3f60be;
$custom-light: #828cd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f60be",
  "rgb": {
    "r": 63,
    "g": 96,
    "b": 190
  },
  "hsl": {
    "h": 224.409,
    "s": 50.198,
    "l": 49.608
  },
  "oklch": {
    "l": 0.51522,
    "c": 0.15241,
    "h": 266.5
  },
  "luminance": 0.1314
}

Semantic roles & 50–950 ramp

primary

#3F60BE

secondary

#C9BA8F

accent

#B54EDA

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #3F60BE

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

Preview Lab → · Contrast checker → · Palette generator →