#3A63BE#3A63BE

#3A63BE is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.9% C 0.150 H 263.7°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#3A63BE
RGB	rgb(58, 99, 190)
HSL	hsl(221, 53%, 49%)
HSV	hsv(221, 69%, 75%)
CMYK	cmyk(69.5%, 47.9%, 0%, 25.5%)
CIE-LAB	lab(43.56, 16.41, -52.12)
CIE-LCH	lch(43.56, 54.64, 287.48°)
OKLab	oklab(51.91% -0.0164 -0.1494)
OKLCH	oklch(51.91% 0.15 263.7)
XYZ	xyz(15.4977, 13.5394, 50.5018)
Luminance	0.1354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63BE #BE953A

analogous

#3AA5BE #3A63BE #533ABE

triadic

#3A63BE #BE3A63 #63BE3A

tetradic

#3A63BE #BE3AA5 #BE953A #3ABE53

square

#3A63BE #BE3AA5 #BE953A #3ABE53

split-complementary

#3A63BE #BE533A #A5BE3A

monochromatic

#1D3260 #2C4B8F #3A63BE #6586D0 #94ABDE

Accessibility & contrast

On white

5.66

#3A63BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#3A63BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63BE

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63BE	#FFFFFF	#000000	##FFFFFF
##3A63BE	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326DC1

Deuteranopia (green-blind)

#1161BC

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3a63be;
/* rgb */ color: rgb(58, 99, 190);
/* oklch */ color: oklch(51.9% 0.150 263.7);

Tailwind

colors: {
  custom: {
    50: '#808ed2',
    500: '#3a63be',
    950: '#000000',
  },
}

SCSS

$custom: #3a63be;
$custom-light: #808ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63be",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 190
  },
  "hsl": {
    "h": 221.364,
    "s": 53.226,
    "l": 48.627
  },
  "oklch": {
    "l": 0.51911,
    "c": 0.1503,
    "h": 263.7
  },
  "luminance": 0.13541
}

Semantic roles & 50–950 ramp

primary

#3A63BE

secondary

#CAB68A

accent

#AF4BDD

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3A63BE

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

Preview Lab → · Contrast checker → · Palette generator →