#3D63C8#3D63C8

#3D63C8 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.8% C 0.163 H 265.6°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3D63C8
RGB	rgb(61, 99, 200)
HSL	hsl(224, 56%, 51%)
HSV	hsv(224, 70%, 78%)
CMYK	cmyk(69.5%, 50.5%, 0%, 21.6%)
CIE-LAB	lab(44.35, 20.50, -56.63)
CIE-LCH	lch(44.35, 60.22, 289.91°)
OKLab	oklab(52.76% -0.0126 -0.1626)
OKLCH	oklch(52.76% 0.163 265.6)
XYZ	xyz(16.8080, 14.0842, 56.4651)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D63C8 #C8A23D

analogous

#3DA8C8 #3D63C8 #5C3DC8

triadic

#3D63C8 #C83D63 #63C83D

tetradic

#3D63C8 #C83DA8 #C8A23D #3DC85C

square

#3D63C8 #C83DA8 #C8A23D #3DC85C

split-complementary

#3D63C8 #C85C3D #A8C83D

monochromatic

#1F346C #2C4B9C #3D63C8 #6D89D6 #9CB0E3

Accessibility & contrast

On white

5.50

#3D63C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3D63C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D63C8

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D63C8	#FFFFFF	#000000	##FFFFFF
##3D63C8	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2770CC

Deuteranopia (green-blind)

#0063C6

Tritanopia (blue-blind)

#007B8C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3d63c8;
/* rgb */ color: rgb(61, 99, 200);
/* oklch */ color: oklch(52.8% 0.163 265.6);

Tailwind

colors: {
  custom: {
    50: '#838ed9',
    500: '#3d63c8',
    950: '#000000',
  },
}

SCSS

$custom: #3d63c8;
$custom-light: #838ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d63c8",
  "rgb": {
    "r": 61,
    "g": 99,
    "b": 200
  },
  "hsl": {
    "h": 223.597,
    "s": 55.823,
    "l": 51.176
  },
  "oklch": {
    "l": 0.52759,
    "c": 0.16309,
    "h": 265.6
  },
  "luminance": 0.14086
}

Semantic roles & 50–950 ramp

primary

#3D63C8

secondary

#CFBE92

accent

#B649DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3D63C8

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

Preview Lab → · Contrast checker → · Palette generator →