#3B63CE#3B63CE

#3B63CE is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.1% C 0.172 H 265.4°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3B63CE
RGB	rgb(59, 99, 206)
HSL	hsl(224, 60%, 52%)
HSV	hsv(224, 71%, 81%)
CMYK	cmyk(71.4%, 51.9%, 0%, 19.2%)
CIE-LAB	lab(44.67, 22.40, -59.57)
CIE-LCH	lch(44.67, 63.64, 290.61°)
OKLab	oklab(53.11% -0.0136 -0.1713)
OKLCH	oklch(53.11% 0.172 265.4)
XYZ	xyz(17.4021, 14.3079, 60.2251)
Luminance	0.1431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B63CE #CEA63B

analogous

#3BADCE #3B63CE #5C3BCE

triadic

#3B63CE #CE3B63 #63CE3B

tetradic

#3B63CE #CE3BAD #CEA63B #3BCE5C

square

#3B63CE #CE3BAD #CEA63B #3BCE5C

split-complementary

#3B63CE #CE5C3B #ADCE3B

monochromatic

#1D3472 #294AA3 #3B63CE #6C8ADA #9DB1E6

Accessibility & contrast

On white

5.44

#3B63CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#3B63CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B63CE

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B63CE	#FFFFFF	#000000	##FFFFFF
##3B63CE	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	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: #3b63ce;
/* rgb */ color: rgb(59, 99, 206);
/* oklch */ color: oklch(53.1% 0.172 265.4);

Tailwind

colors: {
  custom: {
    50: '#838ede',
    500: '#3b63ce',
    950: '#000000',
  },
}

SCSS

$custom: #3b63ce;
$custom-light: #838ede;
$custom-dark: #000000;

JSON

{
  "hex": "#3b63ce",
  "rgb": {
    "r": 59,
    "g": 99,
    "b": 206
  },
  "hsl": {
    "h": 223.673,
    "s": 60,
    "l": 51.961
  },
  "oklch": {
    "l": 0.53105,
    "c": 0.17185,
    "h": 265.4
  },
  "luminance": 0.1431
}

Semantic roles & 50–950 ramp

primary

#3B63CE

secondary

#D3C192

accent

#B845E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B63CE

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

Preview Lab → · Contrast checker → · Palette generator →