#3E72BF#3E72BF

#3E72BF is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.4% C 0.133 H 258.2°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3E72BF
RGB	rgb(62, 114, 191)
HSL	hsl(216, 51%, 50%)
HSV	hsv(216, 68%, 75%)
CMYK	cmyk(67.5%, 40.3%, 0%, 25.1%)
CIE-LAB	lab(48.03, 7.94, -45.54)
CIE-LCH	lch(48.03, 46.23, 279.88°)
OKLab	oklab(55.42% -0.0272 -0.1298)
OKLCH	oklch(55.42% 0.133 258.2)
XYZ	xyz(17.4045, 16.8186, 51.6092)
Luminance	0.1682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72BF #BF8B3E

analogous

#3EB3BF #3E72BF #4B3EBF

triadic

#3E72BF #BF3E72 #72BF3E

tetradic

#3E72BF #BF3EB3 #BF8B3E #3EBF4B

square

#3E72BF #BF3EB3 #BF8B3E #3EBF4B

split-complementary

#3E72BF #BF4B3E #B3BF3E

monochromatic

#203B63 #2F5691 #3E72BF #6B93CF #99B5DE

Accessibility & contrast

On white

4.81

#3E72BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3E72BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E72BF

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72BF	#FFFFFF	#000000	##FFFFFF
##3E72BF	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#3B6CBD

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3e72bf;
/* rgb */ color: rgb(62, 114, 191);
/* oklch */ color: oklch(55.4% 0.133 258.2);

Tailwind

colors: {
  custom: {
    50: '#819ad3',
    500: '#3e72bf',
    950: '#000000',
  },
}

SCSS

$custom: #3e72bf;
$custom-light: #819ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72bf",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 191
  },
  "hsl": {
    "h": 215.814,
    "s": 50.988,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55419,
    "c": 0.1326,
    "h": 258.2
  },
  "luminance": 0.1682
}

Semantic roles & 50–950 ramp

primary

#3E72BF

secondary

#CAB28F

accent

#A24DDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3E72BF

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

Preview Lab → · Contrast checker → · Palette generator →