#3E66E1#3E66E1

#3E66E1 is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.3% C 0.193 H 266.4°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#3E66E1
RGB	rgb(62, 102, 225)
HSL	hsl(225, 73%, 56%)
HSV	hsv(225, 72%, 88%)
CMYK	cmyk(72.4%, 54.7%, 0%, 11.8%)
CIE-LAB	lab(46.92, 27.77, -66.74)
CIE-LCH	lch(46.92, 72.29, 292.59°)
OKLab	oklab(55.27% -0.012 -0.1923)
OKLCH	oklch(55.27% 0.193 266.4)
XYZ	xyz(20.3238, 15.9610, 73.2292)
Luminance	0.1596 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E66E1 #E1B93E

analogous

#3EB8E1 #3E66E1 #683EE1

triadic

#3E66E1 #E13E66 #66E13E

tetradic

#3E66E1 #E13EB8 #E1B93E #3EE168

square

#3E66E1 #E13EB8 #E1B93E #3EE168

split-complementary

#3E66E1 #E1683E #B8E13E

monochromatic

#16348E #1E47C3 #3E66E1 #7390E9 #A8BAF1

Accessibility & contrast

On white

5.01

#3E66E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#3E66E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E66E1

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E66E1	#FFFFFF	#000000	##FFFFFF
##3E66E1	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077E5

Deuteranopia (green-blind)

#0068DF

Tritanopia (blue-blind)

#00849A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3e66e1;
/* rgb */ color: rgb(62, 102, 225);
/* oklch */ color: oklch(55.3% 0.193 266.4);

Tailwind

colors: {
  custom: {
    50: '#8891eb',
    500: '#3e66e1',
    950: '#000000',
  },
}

SCSS

$custom: #3e66e1;
$custom-light: #8891eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e66e1",
  "rgb": {
    "r": 62,
    "g": 102,
    "b": 225
  },
  "hsl": {
    "h": 225.276,
    "s": 73.094,
    "l": 56.275
  },
  "oklch": {
    "l": 0.55265,
    "c": 0.19268,
    "h": 266.4
  },
  "luminance": 0.15963
}

Semantic roles & 50–950 ramp

primary

#3E66E1

secondary

#DFCE9C

accent

#C338F0

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3E66E1

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

Preview Lab → · Contrast checker → · Palette generator →