#3E72BB#3E72BB

#3E72BB is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.2% C 0.127 H 257.2°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3E72BB
RGB	rgb(62, 114, 187)
HSL	hsl(215, 50%, 49%)
HSV	hsv(215, 67%, 73%)
CMYK	cmyk(66.8%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.81, 6.51, -43.58)
CIE-LCH	lch(47.81, 44.07, 278.49°)
OKLab	oklab(55.18% -0.0281 -0.124)
OKLCH	oklch(55.18% 0.127 257.2)
XYZ	xyz(16.9703, 16.6449, 49.3225)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72BB #BB873E

analogous

#3EB1BB #3E72BB #493EBB

triadic

#3E72BB #BB3E72 #72BB3E

tetradic

#3E72BB #BB3EB1 #BB873E #3EBB49

square

#3E72BB #BB3EB1 #BB873E #3EBB49

split-complementary

#3E72BB #BB493E #B1BB3E

monochromatic

#203A5F #2F568D #3E72BB #6993CD #97B4DC

Accessibility & contrast

On white

4.85

#3E72BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3E72BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E72BB

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72BB	#FFFFFF	#000000	##FFFFFF
##3E72BB	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BE

Deuteranopia (green-blind)

#3F6CBA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3e72bb;
/* rgb */ color: rgb(62, 114, 187);
/* oklch */ color: oklch(55.2% 0.127 257.2);

Tailwind

colors: {
  custom: {
    50: '#809ad0',
    500: '#3e72bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e72bb;
$custom-light: #809ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72bb",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 215.04,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55176,
    "c": 0.12719,
    "h": 257.2
  },
  "luminance": 0.16647
}

Semantic roles & 50–950 ramp

primary

#3E72BB

secondary

#C8AF8D

accent

#A04EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3E72BB

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

Preview Lab → · Contrast checker → · Palette generator →