#3C72E7#3C72E7

#3C72E7 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.0% C 0.187 H 263.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3C72E7
RGB	rgb(60, 114, 231)
HSL	hsl(221, 78%, 57%)
HSV	hsv(221, 74%, 91%)
CMYK	cmyk(74%, 50.6%, 0%, 9.4%)
CIE-LAB	lab(50.41, 22.14, -64.48)
CIE-LCH	lch(50.41, 68.18, 288.95°)
OKLab	oklab(58.01% -0.0222 -0.1855)
OKLCH	oklch(58.01% 0.187 263.2)
XYZ	xyz(22.2995, 18.7623, 78.0321)
Luminance	0.1877 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C72E7 #E7B13C

analogous

#3CC7E7 #3C72E7 #5C3CE7

triadic

#3C72E7 #E73C72 #72E73C

tetradic

#3C72E7 #E73CC7 #E7B13C #3CE75C

square

#3C72E7 #E73CC7 #E7B13C #3CE75C

split-complementary

#3C72E7 #E75C3C #C7E73C

monochromatic

#123C96 #1952CD #3C72E7 #7299EE #A9C1F4

Accessibility & contrast

On white

4.42

#3C72E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#3C72E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C72E7

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C72E7	#FFFFFF	#000000	##000000
##3C72E7	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2780EB

Deuteranopia (green-blind)

#0071E5

Tritanopia (blue-blind)

#008EA2

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3c72e7;
/* rgb */ color: rgb(60, 114, 231);
/* oklch */ color: oklch(58.0% 0.187 263.2);

Tailwind

colors: {
  custom: {
    50: '#8899ef',
    500: '#3c72e7',
    950: '#000000',
  },
}

SCSS

$custom: #3c72e7;
$custom-light: #8899ef;
$custom-dark: #000000;

JSON

{
  "hex": "#3c72e7",
  "rgb": {
    "r": 60,
    "g": 114,
    "b": 231
  },
  "hsl": {
    "h": 221.053,
    "s": 78.082,
    "l": 57.059
  },
  "oklch": {
    "l": 0.58014,
    "c": 0.18682,
    "h": 263.2
  },
  "luminance": 0.18765
}

Semantic roles & 50–950 ramp

primary

#3C72E7

secondary

#E2CC9D

accent

#B833F5

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D17

muted

#7E7E85

Preview Lab

Preview with #3C72E7

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

Preview Lab → · Contrast checker → · Palette generator →