#3E72E7#3E72E7

#3E72E7 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.1% C 0.186 H 263.6°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3E72E7
RGB	rgb(62, 114, 231)
HSL	hsl(222, 78%, 57%)
HSV	hsv(222, 73%, 91%)
CMYK	cmyk(73.2%, 50.6%, 0%, 9.4%)
CIE-LAB	lab(50.48, 22.38, -64.36)
CIE-LCH	lch(50.48, 68.14, 289.18°)
OKLab	oklab(58.09% -0.0207 -0.1851)
OKLCH	oklch(58.09% 0.186 263.6)
XYZ	xyz(22.4226, 18.8258, 78.0378)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72E7 #E7B33E

analogous

#3EC7E7 #3E72E7 #5E3EE7

triadic

#3E72E7 #E73E72 #72E73E

tetradic

#3E72E7 #E73EC7 #E7B33E #3EE75E

square

#3E72E7 #E73EC7 #E7B33E #3EE75E

split-complementary

#3E72E7 #E75E3E #C7E73E

monochromatic

#133C98 #1A51CE #3E72E7 #749AEE #ABC2F5

Accessibility & contrast

On white

4.41

#3E72E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#3E72E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E72E7

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72E7	#FFFFFF	#000000	##000000
##3E72E7	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2780EB

Deuteranopia (green-blind)

#0071E5

Tritanopia (blue-blind)

#008EA2

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3e72e7;
/* rgb */ color: rgb(62, 114, 231);
/* oklch */ color: oklch(58.1% 0.186 263.6);

Tailwind

colors: {
  custom: {
    50: '#8999ef',
    500: '#3e72e7',
    950: '#000000',
  },
}

SCSS

$custom: #3e72e7;
$custom-light: #8999ef;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72e7",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 231
  },
  "hsl": {
    "h": 221.538,
    "s": 77.88,
    "l": 57.451
  },
  "oklch": {
    "l": 0.58092,
    "c": 0.18626,
    "h": 263.6
  },
  "luminance": 0.18828
}

Semantic roles & 50–950 ramp

primary

#3E72E7

secondary

#E3CE9E

accent

#B933F4

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D17

muted

#7E7E85

Preview Lab

Preview with #3E72E7

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

Preview Lab → · Contrast checker → · Palette generator →