#3E66CA#3E66CA

#3E66CA is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.6% C 0.162 H 265.0°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#3E66CA
RGB	rgb(62, 102, 202)
HSL	hsl(223, 57%, 52%)
HSV	hsv(223, 69%, 79%)
CMYK	cmyk(69.3%, 49.5%, 0%, 20.8%)
CIE-LAB	lab(45.34, 19.46, -56.18)
CIE-LCH	lch(45.34, 59.45, 289.11°)
OKLab	oklab(53.57% -0.0141 -0.1612)
OKLCH	oklch(53.57% 0.162 265)
XYZ	xyz(17.3949, 14.7894, 57.8036)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E66CA #CAA23E

analogous

#3EACCA #3E66CA #5C3ECA

triadic

#3E66CA #CA3E66 #66CA3E

tetradic

#3E66CA #CA3EAC #CAA23E #3ECA5C

square

#3E66CA #CA3EAC #CAA23E #3ECA5C

split-complementary

#3E66CA #CA5C3E #ACCA3E

monochromatic

#1F366F #2C4D9F #3E66CA #6E8CD7 #9EB2E4

Accessibility & contrast

On white

5.31

#3E66CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#3E66CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E66CA

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E66CA	#FFFFFF	#000000	##FFFFFF
##3E66CA	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D72CE

Deuteranopia (green-blind)

#0065C8

Tritanopia (blue-blind)

#007E8E

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3e66ca;
/* rgb */ color: rgb(62, 102, 202);
/* oklch */ color: oklch(53.6% 0.162 265.0);

Tailwind

colors: {
  custom: {
    50: '#8391db',
    500: '#3e66ca',
    950: '#000000',
  },
}

SCSS

$custom: #3e66ca;
$custom-light: #8391db;
$custom-dark: #000000;

JSON

{
  "hex": "#3e66ca",
  "rgb": {
    "r": 62,
    "g": 102,
    "b": 202
  },
  "hsl": {
    "h": 222.857,
    "s": 56.911,
    "l": 51.765
  },
  "oklch": {
    "l": 0.53568,
    "c": 0.16185,
    "h": 265
  },
  "luminance": 0.14791
}

Semantic roles & 50–950 ramp

primary

#3E66CA

secondary

#D1BF93

accent

#B548E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3E66CA

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

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