#3A63CE#3A63CE

#3A63CE is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.1% C 0.172 H 265.2°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#3A63CE
RGB	rgb(58, 99, 206)
HSL	hsl(223, 60%, 52%)
HSV	hsv(223, 72%, 81%)
CMYK	cmyk(71.8%, 51.9%, 0%, 19.2%)
CIE-LAB	lab(44.63, 22.27, -59.64)
CIE-LCH	lch(44.63, 63.66, 290.47°)
OKLab	oklab(53.06% -0.0145 -0.1715)
OKLCH	oklch(53.06% 0.172 265.2)
XYZ	xyz(17.3434, 14.2776, 60.2224)
Luminance	0.1428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63CE #CEA53A

analogous

#3AADCE #3A63CE #5B3ACE

triadic

#3A63CE #CE3A63 #63CE3A

tetradic

#3A63CE #CE3AAD #CEA53A #3ACE5B

square

#3A63CE #CE3AAD #CEA53A #3ACE5B

split-complementary

#3A63CE #CE5B3A #ADCE3A

monochromatic

#1C3471 #284AA2 #3A63CE #6B8ADA #9CB1E6

Accessibility & contrast

On white

5.45

#3A63CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#3A63CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63CE

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63CE	#FFFFFF	#000000	##FFFFFF
##3A63CE	1.00	5.45	3.86	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C71D2

Deuteranopia (green-blind)

#0063CC

Tritanopia (blue-blind)

#007D8F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3a63ce;
/* rgb */ color: rgb(58, 99, 206);
/* oklch */ color: oklch(53.1% 0.172 265.2);

Tailwind

colors: {
  custom: {
    50: '#838ede',
    500: '#3a63ce',
    950: '#000000',
  },
}

SCSS

$custom: #3a63ce;
$custom-light: #838ede;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63ce",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 206
  },
  "hsl": {
    "h": 223.378,
    "s": 60.163,
    "l": 51.765
  },
  "oklch": {
    "l": 0.53061,
    "c": 0.17215,
    "h": 265.2
  },
  "luminance": 0.14279
}

Semantic roles & 50–950 ramp

primary

#3A63CE

secondary

#D2C091

accent

#B744E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3A63CE

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

Preview Lab → · Contrast checker → · Palette generator →