#3E66AE#3E66AE

#3E66AE is a mid, vivid blue. Relative luminance 0.136; OKLCH L 51.7% C 0.123 H 261.2°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#3E66AE
RGB	rgb(62, 102, 174)
HSL	hsl(219, 47%, 46%)
HSV	hsv(219, 64%, 68%)
CMYK	cmyk(64.4%, 41.4%, 0%, 31.8%)
CIE-LAB	lab(43.63, 9.39, -42.67)
CIE-LCH	lch(43.63, 43.69, 282.41°)
OKLab	oklab(51.7% -0.0187 -0.1215)
OKLCH	oklch(51.7% 0.123 261.2)
XYZ	xyz(14.3753, 13.5815, 41.9001)
Luminance	0.1358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E66AE #AE863E

analogous

#3E9EAE #3E66AE #4E3EAE

triadic

#3E66AE #AE3E66 #66AE3E

tetradic

#3E66AE #AE3E9E #AE863E #3EAE4E

square

#3E66AE #AE3E9E #AE863E #3EAE4E

split-complementary

#3E66AE #AE4E3E #9EAE3E

monochromatic

#1E3154 #2E4C81 #3E66AE #6286C7 #8FA9D7

Accessibility & contrast

On white

5.65

#3E66AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#3E66AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E66AE

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E66AE	#FFFFFF	#000000	##FFFFFF
##3E66AE	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#466DB1

Deuteranopia (green-blind)

#3562AD

Tritanopia (blue-blind)

#007681

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3e66ae;
/* rgb */ color: rgb(62, 102, 174);
/* oklch */ color: oklch(51.7% 0.123 261.2);

Tailwind

colors: {
  custom: {
    50: '#7e91c6',
    500: '#3e66ae',
    950: '#000000',
  },
}

SCSS

$custom: #3e66ae;
$custom-light: #7e91c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3e66ae",
  "rgb": {
    "r": 62,
    "g": 102,
    "b": 174
  },
  "hsl": {
    "h": 218.571,
    "s": 47.458,
    "l": 46.275
  },
  "oklch": {
    "l": 0.51696,
    "c": 0.12295,
    "h": 261.2
  },
  "luminance": 0.13583
}

Semantic roles & 50–950 ramp

primary

#3E66AE

secondary

#C2AD86

accent

#A751D7

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3E66AE

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

Preview Lab → · Contrast checker → · Palette generator →