#3E72C8#3E72C8

#3E72C8 is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.0% C 0.145 H 259.9°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3E72C8
RGB	rgb(62, 114, 200)
HSL	hsl(217, 56%, 51%)
HSV	hsv(217, 69%, 78%)
CMYK	cmyk(69%, 43%, 0%, 21.6%)
CIE-LAB	lab(48.54, 11.17, -49.89)
CIE-LCH	lch(48.54, 51.13, 282.62°)
OKLab	oklab(55.98% -0.0254 -0.1425)
OKLCH	oklch(55.98% 0.145 259.9)
XYZ	xyz(18.4255, 17.2270, 56.9865)
Luminance	0.1723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72C8 #C8943E

analogous

#3EB7C8 #3E72C8 #4F3EC8

triadic

#3E72C8 #C83E72 #72C83E

tetradic

#3E72C8 #C83EB7 #C8943E #3EC84F

square

#3E72C8 #C83EB7 #C8943E #3EC84F

split-complementary

#3E72C8 #C84F3E #B7C83E

monochromatic

#1F3C6D #2D579C #3E72C8 #6E95D6 #9DB8E3

Accessibility & contrast

On white

4.72

#3E72C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#3E72C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E72C8

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72C8	#FFFFFF	#000000	##FFFFFF
##3E72C8	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#497ACB

Deuteranopia (green-blind)

#316DC6

Tritanopia (blue-blind)

#008693

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3e72c8;
/* rgb */ color: rgb(62, 114, 200);
/* oklch */ color: oklch(56.0% 0.145 259.9);

Tailwind

colors: {
  custom: {
    50: '#839ad9',
    500: '#3e72c8',
    950: '#000000',
  },
}

SCSS

$custom: #3e72c8;
$custom-light: #839ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72c8",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 200
  },
  "hsl": {
    "h": 217.391,
    "s": 55.645,
    "l": 51.373
  },
  "oklch": {
    "l": 0.55984,
    "c": 0.14479,
    "h": 259.9
  },
  "luminance": 0.17229
}

Semantic roles & 50–950 ramp

primary

#3E72C8

secondary

#CFB892

accent

#A649DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3E72C8

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

Preview Lab → · Contrast checker → · Palette generator →