#3E73DC#3E73DC

#3E73DC is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.5% C 0.171 H 262.3°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3E73DC
RGB	rgb(62, 115, 220)
HSL	hsl(220, 69%, 55%)
HSV	hsv(220, 72%, 86%)
CMYK	cmyk(71.8%, 47.7%, 0%, 13.7%)
CIE-LAB	lab(50.04, 17.77, -58.88)
CIE-LCH	lch(50.04, 61.50, 286.80°)
OKLab	oklab(57.53% -0.0229 -0.169)
OKLCH	oklch(57.53% 0.171 262.3)
XYZ	xyz(21.0310, 18.4507, 70.1492)
Luminance	0.1845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E73DC #DCA73E

analogous

#3EC2DC #3E73DC #583EDC

triadic

#3E73DC #DC3E73 #73DC3E

tetradic

#3E73DC #DC3EC2 #DCA73E #3EDC58

square

#3E73DC #DC3EC2 #DCA73E #3EDC58

split-complementary

#3E73DC #DC583E #C2DC3E

monochromatic

#193E87 #2255BB #3E73DC #7299E5 #A6BEEF

Accessibility & contrast

On white

4.48

#3E73DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#3E73DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E73DC

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E73DC	#FFFFFF	#000000	##000000
##3E73DC	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#397FE0

Deuteranopia (green-blind)

#0770DA

Tritanopia (blue-blind)

#008C9D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3e73dc;
/* rgb */ color: rgb(62, 115, 220);
/* oklch */ color: oklch(57.5% 0.171 262.3);

Tailwind

colors: {
  custom: {
    50: '#869ae7',
    500: '#3e73dc',
    950: '#000000',
  },
}

SCSS

$custom: #3e73dc;
$custom-light: #869ae7;
$custom-dark: #000000;

JSON

{
  "hex": "#3e73dc",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 220
  },
  "hsl": {
    "h": 219.873,
    "s": 69.298,
    "l": 55.294
  },
  "oklch": {
    "l": 0.57525,
    "c": 0.17051,
    "h": 262.3
  },
  "luminance": 0.18453
}

Semantic roles & 50–950 ramp

primary

#3E73DC

secondary

#DCC69A

accent

#B13CEC

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #3E73DC

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

Preview Lab → · Contrast checker → · Palette generator →