#3E72C1#3E72C1

#3E72C1 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.5% C 0.135 H 258.6°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3E72C1
RGB	rgb(62, 114, 193)
HSL	hsl(216, 51%, 50%)
HSV	hsv(216, 68%, 76%)
CMYK	cmyk(67.9%, 40.9%, 0%, 24.3%)
CIE-LAB	lab(48.14, 8.65, -46.51)
CIE-LCH	lch(48.14, 47.31, 280.54°)
OKLab	oklab(55.54% -0.0268 -0.1326)
OKLCH	oklch(55.54% 0.135 258.6)
XYZ	xyz(17.6261, 16.9072, 52.7762)
Luminance	0.1691 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72C1 #C18D3E

analogous

#3EB4C1 #3E72C1 #4B3EC1

triadic

#3E72C1 #C13E72 #72C13E

tetradic

#3E72C1 #C13EB4 #C18D3E #3EC14B

square

#3E72C1 #C13EB4 #C18D3E #3EC14B

split-complementary

#3E72C1 #C14B3E #B4C13E

monochromatic

#203B64 #2F5793 #3E72C1 #6C94D0 #9BB6DF

Accessibility & contrast

On white

4.79

#3E72C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3E72C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E72C1

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72C1	#FFFFFF	#000000	##FFFFFF
##3E72C1	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E79C4

Deuteranopia (green-blind)

#396DBF

Tritanopia (blue-blind)

#008490

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3e72c1;
/* rgb */ color: rgb(62, 114, 193);
/* oklch */ color: oklch(55.5% 0.135 258.6);

Tailwind

colors: {
  custom: {
    50: '#819ad4',
    500: '#3e72c1',
    950: '#000000',
  },
}

SCSS

$custom: #3e72c1;
$custom-light: #819ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72c1",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 193
  },
  "hsl": {
    "h": 216.183,
    "s": 51.373,
    "l": 50
  },
  "oklch": {
    "l": 0.55543,
    "c": 0.13531,
    "h": 258.6
  },
  "luminance": 0.16909
}

Semantic roles & 50–950 ramp

primary

#3E72C1

secondary

#CBB390

accent

#A34DDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3E72C1

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

Preview Lab → · Contrast checker → · Palette generator →