#3C63CF#3C63CF

#3C63CF is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.2% C 0.173 H 265.8°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#3C63CF
RGB	rgb(60, 99, 207)
HSL	hsl(224, 60%, 52%)
HSV	hsv(224, 71%, 81%)
CMYK	cmyk(71%, 52.2%, 0%, 18.8%)
CIE-LAB	lab(44.78, 22.90, -59.96)
CIE-LCH	lch(44.78, 64.18, 290.91°)
OKLab	oklab(53.22% -0.0127 -0.1724)
OKLCH	oklch(53.22% 0.173 265.8)
XYZ	xyz(17.5839, 14.3875, 60.8698)
Luminance	0.1439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C63CF #CFA83C

analogous

#3CACCF #3C63CF #5F3CCF

triadic

#3C63CF #CF3C63 #63CF3C

tetradic

#3C63CF #CF3CAC #CFA83C #3CCF5F

square

#3C63CF #CF3CAC #CFA83C #3CCF5F

split-complementary

#3C63CF #CF5F3C #ACCF3C

monochromatic

#1D3474 #294AA5 #3C63CF #6D8ADB #9EB2E7

Accessibility & contrast

On white

5.42

#3C63CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#3C63CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C63CF

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C63CF	#FFFFFF	#000000	##FFFFFF
##3C63CF	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A71D3

Deuteranopia (green-blind)

#0064CD

Tritanopia (blue-blind)

#007D8F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3c63cf;
/* rgb */ color: rgb(60, 99, 207);
/* oklch */ color: oklch(53.2% 0.173 265.8);

Tailwind

colors: {
  custom: {
    50: '#848ede',
    500: '#3c63cf',
    950: '#000000',
  },
}

SCSS

$custom: #3c63cf;
$custom-light: #848ede;
$custom-dark: #000000;

JSON

{
  "hex": "#3c63cf",
  "rgb": {
    "r": 60,
    "g": 99,
    "b": 207
  },
  "hsl": {
    "h": 224.082,
    "s": 60.494,
    "l": 52.353
  },
  "oklch": {
    "l": 0.53224,
    "c": 0.17291,
    "h": 265.8
  },
  "luminance": 0.14389
}

Semantic roles & 50–950 ramp

primary

#3C63CF

secondary

#D3C293

accent

#B944E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3C63CF

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

Preview Lab → · Contrast checker → · Palette generator →