#3A63CA#3A63CA

#3A63CA is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.8% C 0.167 H 264.9°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3A63CA
RGB	rgb(58, 99, 202)
HSL	hsl(223, 58%, 51%)
HSV	hsv(223, 71%, 79%)
CMYK	cmyk(71.3%, 51%, 0%, 20.8%)
CIE-LAB	lab(44.36, 20.80, -57.78)
CIE-LCH	lch(44.36, 61.41, 289.80°)
OKLab	oklab(52.77% -0.0149 -0.1661)
OKLCH	oklch(52.77% 0.167 264.9)
XYZ	xyz(16.8637, 14.0857, 57.6957)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63CA #CAA13A

analogous

#3AABCA #3A63CA #593ACA

triadic

#3A63CA #CA3A63 #63CA3A

tetradic

#3A63CA #CA3AAB #CAA13A #3ACA59

square

#3A63CA #CA3AAB #CAA13A #3ACA59

split-complementary

#3A63CA #CA593A #ABCA3A

monochromatic

#1D346C #2A4B9D #3A63CA #6A89D7 #9AAFE4

Accessibility & contrast

On white

5.50

#3A63CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3A63CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63CA

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63CA	#FFFFFF	#000000	##FFFFFF
##3A63CA	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)

#2370CE

Deuteranopia (green-blind)

#0063C8

Tritanopia (blue-blind)

#007C8D

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3a63ca;
/* rgb */ color: rgb(58, 99, 202);
/* oklch */ color: oklch(52.8% 0.167 264.9);

Tailwind

colors: {
  custom: {
    50: '#828edb',
    500: '#3a63ca',
    950: '#000000',
  },
}

SCSS

$custom: #3a63ca;
$custom-light: #828edb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63ca",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 202
  },
  "hsl": {
    "h": 222.917,
    "s": 57.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.52767,
    "c": 0.16674,
    "h": 264.9
  },
  "luminance": 0.14087
}

Semantic roles & 50–950 ramp

primary

#3A63CA

secondary

#D0BE90

accent

#B547E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3A63CA

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

Preview Lab → · Contrast checker → · Palette generator →