#3E63BE#3E63BE

#3E63BE is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.1% C 0.149 H 265.0°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#3E63BE
RGB	rgb(62, 99, 190)
HSL	hsl(223, 51%, 49%)
HSV	hsv(223, 67%, 75%)
CMYK	cmyk(67.4%, 47.9%, 0%, 25.5%)
CIE-LAB	lab(43.75, 17.04, -51.81)
CIE-LCH	lch(43.75, 54.54, 288.20°)
OKLab	oklab(52.1% -0.0129 -0.1484)
OKLCH	oklch(52.1% 0.149 265)
XYZ	xyz(15.7395, 13.6640, 50.5132)
Luminance	0.1367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E63BE #BE993E

analogous

#3EA3BE #3E63BE #593EBE

triadic

#3E63BE #BE3E63 #63BE3E

tetradic

#3E63BE #BE3EA3 #BE993E #3EBE59

square

#3E63BE #BE3EA3 #BE993E #3EBE59

split-complementary

#3E63BE #BE593E #A3BE3E

monochromatic

#203362 #2F4B90 #3E63BE #6B88CF #99ADDE

Accessibility & contrast

On white

5.63

#3E63BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3E63BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E63BE

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E63BE	#FFFFFF	#000000	##FFFFFF
##3E63BE	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#336EC1

Deuteranopia (green-blind)

#1562BC

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3e63be;
/* rgb */ color: rgb(62, 99, 190);
/* oklch */ color: oklch(52.1% 0.149 265.0);

Tailwind

colors: {
  custom: {
    50: '#818ed2',
    500: '#3e63be',
    950: '#000000',
  },
}

SCSS

$custom: #3e63be;
$custom-light: #818ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#3e63be",
  "rgb": {
    "r": 62,
    "g": 99,
    "b": 190
  },
  "hsl": {
    "h": 222.656,
    "s": 50.794,
    "l": 49.412
  },
  "oklch": {
    "l": 0.521,
    "c": 0.149,
    "h": 265
  },
  "luminance": 0.13666
}

Semantic roles & 50–950 ramp

primary

#3E63BE

secondary

#C9B88E

accent

#B24EDA

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3E63BE

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

Preview Lab → · Contrast checker → · Palette generator →