#3A63D7#3A63D7

#3A63D7 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.7% C 0.184 H 265.7°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#3A63D7
RGB	rgb(58, 99, 215)
HSL	hsl(224, 66%, 54%)
HSV	hsv(224, 73%, 84%)
CMYK	cmyk(73%, 54%, 0%, 15.7%)
CIE-LAB	lab(45.26, 25.55, -63.77)
CIE-LCH	lch(45.26, 68.70, 291.84°)
OKLab	oklab(53.74% -0.0137 -0.1837)
OKLCH	oklch(53.74% 0.184 265.7)
XYZ	xyz(18.4682, 14.7275, 66.1462)
Luminance	0.1473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63D7 #D7AE3A

analogous

#3AB2D7 #3A63D7 #5F3AD7

triadic

#3A63D7 #D73A63 #63D73A

tetradic

#3A63D7 #D73AB2 #D7AE3A #3AD75F

square

#3A63D7 #D73AB2 #D7AE3A #3AD75F

split-complementary

#3A63D7 #D75F3A #B2D73A

monochromatic

#19337D #2448B0 #3A63D7 #6D8BE1 #A0B4EC

Accessibility & contrast

On white

5.32

#3A63D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#3A63D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63D7

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63D7	#FFFFFF	#000000	##FFFFFF
##3A63D7	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DB

Deuteranopia (green-blind)

#0064D5

Tritanopia (blue-blind)

#007F93

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3a63d7;
/* rgb */ color: rgb(58, 99, 215);
/* oklch */ color: oklch(53.7% 0.184 265.7);

Tailwind

colors: {
  custom: {
    50: '#858ee4',
    500: '#3a63d7',
    950: '#000000',
  },
}

SCSS

$custom: #3a63d7;
$custom-light: #858ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63d7",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 215
  },
  "hsl": {
    "h": 224.331,
    "s": 66.245,
    "l": 53.529
  },
  "oklch": {
    "l": 0.53738,
    "c": 0.18419,
    "h": 265.7
  },
  "luminance": 0.1473
}

Semantic roles & 50–950 ramp

primary

#3A63D7

secondary

#D8C695

accent

#BD3FE9

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0C16

muted

#7D7D84

Preview Lab

Preview with #3A63D7

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

Preview Lab → · Contrast checker → · Palette generator →