#3B63D6#3B63D6

#3B63D6 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.7% C 0.183 H 265.9°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#3B63D6
RGB	rgb(59, 99, 214)
HSL	hsl(225, 65%, 54%)
HSV	hsv(225, 72%, 84%)
CMYK	cmyk(72.4%, 53.7%, 0%, 16.1%)
CIE-LAB	lab(45.23, 25.32, -63.24)
CIE-LCH	lch(45.23, 68.12, 291.82°)
OKLab	oklab(53.71% -0.0129 -0.1821)
OKLCH	oklch(53.71% 0.183 265.9)
XYZ	xyz(18.3988, 14.7066, 65.4743)
Luminance	0.1471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B63D6 #D6AE3B

analogous

#3BB0D6 #3B63D6 #603BD6

triadic

#3B63D6 #D63B63 #63D63B

tetradic

#3B63D6 #D63BB0 #D6AE3B #3BD660

square

#3B63D6 #D63BB0 #D6AE3B #3BD660

split-complementary

#3B63D6 #D6603B #B0D63B

monochromatic

#1A337D #2548AF #3B63D6 #6E8BE1 #A0B4EB

Accessibility & contrast

On white

5.33

#3B63D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#3B63D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B63D6

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B63D6	#FFFFFF	#000000	##FFFFFF
##3B63D6	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0172DA

Deuteranopia (green-blind)

#0064D4

Tritanopia (blue-blind)

#007F93

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3b63d6;
/* rgb */ color: rgb(59, 99, 214);
/* oklch */ color: oklch(53.7% 0.183 265.9);

Tailwind

colors: {
  custom: {
    50: '#858ee3',
    500: '#3b63d6',
    950: '#000000',
  },
}

SCSS

$custom: #3b63d6;
$custom-light: #858ee3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b63d6",
  "rgb": {
    "r": 59,
    "g": 99,
    "b": 214
  },
  "hsl": {
    "h": 224.516,
    "s": 65.401,
    "l": 53.529
  },
  "oklch": {
    "l": 0.53705,
    "c": 0.18258,
    "h": 265.9
  },
  "luminance": 0.14709
}

Semantic roles & 50–950 ramp

primary

#3B63D6

secondary

#D8C695

accent

#BD3FE8

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0C0C16

muted

#7D7D84

Preview Lab

Preview with #3B63D6

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

Preview Lab → · Contrast checker → · Palette generator →