#3E72BC#3E72BC

#3E72BC is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.2% C 0.129 H 257.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3E72BC
RGB	rgb(62, 114, 188)
HSL	hsl(215, 50%, 49%)
HSV	hsv(215, 67%, 74%)
CMYK	cmyk(67%, 39.4%, 0%, 26.3%)
CIE-LAB	lab(47.86, 6.86, -44.07)
CIE-LCH	lch(47.86, 44.61, 278.85°)
OKLab	oklab(55.24% -0.0279 -0.1255)
OKLCH	oklch(55.24% 0.129 257.5)
XYZ	xyz(17.0777, 16.6879, 49.8883)
Luminance	0.1669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72BC #BC883E

analogous

#3EB1BC #3E72BC #493EBC

triadic

#3E72BC #BC3E72 #72BC3E

tetradic

#3E72BC #BC3EB1 #BC883E #3EBC49

square

#3E72BC #BC3EB1 #BC883E #3EBC49

split-complementary

#3E72BC #BC493E #B1BC3E

monochromatic

#203A60 #2F568E #3E72BC #6A93CE #98B4DD

Accessibility & contrast

On white

4.84

#3E72BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#3E72BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E72BC

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72BC	#FFFFFF	#000000	##FFFFFF
##3E72BC	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BF

Deuteranopia (green-blind)

#3E6CBA

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3e72bc;
/* rgb */ color: rgb(62, 114, 188);
/* oklch */ color: oklch(55.2% 0.129 257.5);

Tailwind

colors: {
  custom: {
    50: '#819ad0',
    500: '#3e72bc',
    950: '#000000',
  },
}

SCSS

$custom: #3e72bc;
$custom-light: #819ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72bc",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 188
  },
  "hsl": {
    "h": 215.238,
    "s": 50.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.55236,
    "c": 0.12854,
    "h": 257.5
  },
  "luminance": 0.1669
}

Semantic roles & 50–950 ramp

primary

#3E72BC

secondary

#C9B08D

accent

#A04EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3E72BC

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

Preview Lab → · Contrast checker → · Palette generator →