#3D63D3#3D63D3

#3D63D3 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.6% C 0.178 H 266.3°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3D63D3
RGB	rgb(61, 99, 211)
HSL	hsl(225, 63%, 53%)
HSV	hsv(225, 71%, 83%)
CMYK	cmyk(71.1%, 53.1%, 0%, 17.3%)
CIE-LAB	lab(45.11, 24.49, -61.73)
CIE-LCH	lch(45.11, 66.41, 291.64°)
OKLab	oklab(53.57% -0.0115 -0.1776)
OKLCH	oklch(53.57% 0.178 266.3)
XYZ	xyz(18.1401, 14.6170, 63.4807)
Luminance	0.1462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D63D3 #D3AD3D

analogous

#3DAED3 #3D63D3 #623DD3

triadic

#3D63D3 #D33D63 #63D33D

tetradic

#3D63D3 #D33DAE #D3AD3D #3DD362

square

#3D63D3 #D33DAE #D3AD3D #3DD362

split-complementary

#3D63D3 #D3623D #AED33D

monochromatic

#1C347A #2749AC #3D63D3 #6F8BDE #A1B3EA

Accessibility & contrast

On white

5.35

#3D63D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#3D63D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D63D3

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D63D3	#FFFFFF	#000000	##FFFFFF
##3D63D3	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1072D7

Deuteranopia (green-blind)

#0064D1

Tritanopia (blue-blind)

#007E91

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3d63d3;
/* rgb */ color: rgb(61, 99, 211);
/* oklch */ color: oklch(53.6% 0.178 266.3);

Tailwind

colors: {
  custom: {
    50: '#858ee1',
    500: '#3d63d3',
    950: '#000000',
  },
}

SCSS

$custom: #3d63d3;
$custom-light: #858ee1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d63d3",
  "rgb": {
    "r": 61,
    "g": 99,
    "b": 211
  },
  "hsl": {
    "h": 224.8,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.53568,
    "c": 0.17799,
    "h": 266.3
  },
  "luminance": 0.14619
}

Semantic roles & 50–950 ramp

primary

#3D63D3

secondary

#D6C696

accent

#BC42E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3D63D3

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

Preview Lab → · Contrast checker → · Palette generator →