#3F60CC#3F60CC

#3F60CC is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.5% C 0.172 H 267.4°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#3F60CC
RGB	rgb(63, 96, 204)
HSL	hsl(226, 58%, 52%)
HSV	hsv(226, 69%, 80%)
CMYK	cmyk(69.1%, 52.9%, 0%, 20%)
CIE-LAB	lab(43.92, 24.16, -59.63)
CIE-LCH	lch(43.92, 64.34, 292.05°)
OKLab	oklab(52.54% -0.0078 -0.1715)
OKLCH	oklch(52.54% 0.172 267.4)
XYZ	xyz(17.1281, 13.7804, 58.8723)
Luminance	0.1378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F60CC #CCAB3F

analogous

#3FA7CC #3F60CC #643FCC

triadic

#3F60CC #CC3F60 #60CC3F

tetradic

#3F60CC #CC3FA7 #CCAB3F #3FCC64

square

#3F60CC #CC3FA7 #CCAB3F #3FCC64

split-complementary

#3F60CC #CC643F #A7CC3F

monochromatic

#1E3272 #2B47A3 #3F60CC #6F88D9 #A0B0E6

Accessibility & contrast

On white

5.59

#3F60CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#3F60CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F60CC

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F60CC	#FFFFFF	#000000	##FFFFFF
##3F60CC	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#146FD0

Deuteranopia (green-blind)

#0062CA

Tritanopia (blue-blind)

#007A8D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3f60cc;
/* rgb */ color: rgb(63, 96, 204);
/* oklch */ color: oklch(52.5% 0.172 267.4);

Tailwind

colors: {
  custom: {
    50: '#858cdc',
    500: '#3f60cc',
    950: '#000000',
  },
}

SCSS

$custom: #3f60cc;
$custom-light: #858cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f60cc",
  "rgb": {
    "r": 63,
    "g": 96,
    "b": 204
  },
  "hsl": {
    "h": 225.957,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.5254,
    "c": 0.17164,
    "h": 267.4
  },
  "luminance": 0.13782
}

Semantic roles & 50–950 ramp

primary

#3F60CC

secondary

#D2C495

accent

#BD47E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3F60CC

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

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