#3E66DC#3E66DC

#3E66DC is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.9% C 0.186 H 266.2°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#3E66DC
RGB	rgb(62, 102, 220)
HSL	hsl(225, 69%, 55%)
HSV	hsv(225, 72%, 86%)
CMYK	cmyk(71.8%, 53.6%, 0%, 13.7%)
CIE-LAB	lab(46.57, 25.97, -64.48)
CIE-LCH	lch(46.57, 69.52, 291.94°)
OKLab	oklab(54.89% -0.0123 -0.1857)
OKLCH	oklch(54.89% 0.186 266.2)
XYZ	xyz(19.6517, 15.6921, 69.6895)
Luminance	0.1569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E66DC #DCB43E

analogous

#3EB5DC #3E66DC #653EDC

triadic

#3E66DC #DC3E66 #66DC3E

tetradic

#3E66DC #DC3EB5 #DCB43E #3EDC65

square

#3E66DC #DC3EB5 #DCB43E #3EDC65

split-complementary

#3E66DC #DC653E #B5DC3E

monochromatic

#193587 #2249BB #3E66DC #728FE5 #A6B8EF

Accessibility & contrast

On white

5.07

#3E66DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#3E66DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E66DC

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E66DC	#FFFFFF	#000000	##FFFFFF
##3E66DC	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0276E0

Deuteranopia (green-blind)

#0067DA

Tritanopia (blue-blind)

#008397

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3e66dc;
/* rgb */ color: rgb(62, 102, 220);
/* oklch */ color: oklch(54.9% 0.186 266.2);

Tailwind

colors: {
  custom: {
    50: '#8791e8',
    500: '#3e66dc',
    950: '#000000',
  },
}

SCSS

$custom: #3e66dc;
$custom-light: #8791e8;
$custom-dark: #000000;

JSON

{
  "hex": "#3e66dc",
  "rgb": {
    "r": 62,
    "g": 102,
    "b": 220
  },
  "hsl": {
    "h": 224.81,
    "s": 69.298,
    "l": 55.294
  },
  "oklch": {
    "l": 0.54885,
    "c": 0.18608,
    "h": 266.2
  },
  "luminance": 0.15694
}

Semantic roles & 50–950 ramp

primary

#3E66DC

secondary

#DCCB9A

accent

#BF3CEC

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3E66DC

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

Preview Lab → · Contrast checker → · Palette generator →