#3D63D9#3D63D9

#3D63D9 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.0% C 0.186 H 266.6°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#3D63D9
RGB	rgb(61, 99, 217)
HSL	hsl(225, 67%, 55%)
HSV	hsv(225, 72%, 85%)
CMYK	cmyk(71.9%, 54.4%, 0%, 14.9%)
CIE-LAB	lab(45.53, 26.66, -64.46)
CIE-LCH	lch(45.53, 69.76, 292.47°)
OKLab	oklab(54.02% -0.0111 -0.1857)
OKLCH	oklch(54.02% 0.186 266.6)
XYZ	xyz(18.9063, 14.9235, 67.5163)
Luminance	0.1493 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D63D9 #D9B33D

analogous

#3DB1D9 #3D63D9 #653DD9

triadic

#3D63D9 #D93D63 #63D93D

tetradic

#3D63D9 #D93DB1 #D9B33D #3DD965

square

#3D63D9 #D93DB1 #D9B33D #3DD965

split-complementary

#3D63D9 #D9653D #B1D93D

monochromatic

#193382 #2447B5 #3D63D9 #708CE3 #A3B5ED

Accessibility & contrast

On white

5.27

#3D63D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#3D63D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D63D9

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D63D9	#FFFFFF	#000000	##FFFFFF
##3D63D9	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DD

Deuteranopia (green-blind)

#0065D7

Tritanopia (blue-blind)

#008094

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3d63d9;
/* rgb */ color: rgb(61, 99, 217);
/* oklch */ color: oklch(54.0% 0.186 266.6);

Tailwind

colors: {
  custom: {
    50: '#868ee6',
    500: '#3d63d9',
    950: '#000000',
  },
}

SCSS

$custom: #3d63d9;
$custom-light: #868ee6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d63d9",
  "rgb": {
    "r": 61,
    "g": 99,
    "b": 217
  },
  "hsl": {
    "h": 225.385,
    "s": 67.241,
    "l": 54.51
  },
  "oklch": {
    "l": 0.54022,
    "c": 0.186,
    "h": 266.6
  },
  "luminance": 0.14926
}

Semantic roles & 50–950 ramp

primary

#3D63D9

secondary

#DACA98

accent

#C03EEA

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3D63D9

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

Preview Lab → · Contrast checker → · Palette generator →