#3E73E3#3E73E3

#3E73E3 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.0% C 0.180 H 263.0°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3E73E3
RGB	rgb(62, 115, 227)
HSL	hsl(221, 75%, 57%)
HSV	hsv(221, 73%, 89%)
CMYK	cmyk(72.7%, 49.3%, 0%, 11%)
CIE-LAB	lab(50.49, 20.31, -62.10)
CIE-LCH	lch(50.49, 65.34, 288.11°)
OKLab	oklab(58.01% -0.022 -0.1784)
OKLCH	oklch(58.01% 0.18 263)
XYZ	xyz(21.9775, 18.8293, 75.1343)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E73E3 #E3AE3E

analogous

#3EC6E3 #3E73E3 #5C3EE3

triadic

#3E73E3 #E33E73 #73E33E

tetradic

#3E73E3 #E33EC6 #E3AE3E #3EE35C

square

#3E73E3 #E33EC6 #E3AE3E #3EE35C

split-complementary

#3E73E3 #E35C3E #C6E33E

monochromatic

#153D91 #1D53C7 #3E73E3 #739AEB #A9C1F3

Accessibility & contrast

On white

4.41

#3E73E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#3E73E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E73E3

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E73E3	#FFFFFF	#000000	##000000
##3E73E3	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3180E7

Deuteranopia (green-blind)

#0071E1

Tritanopia (blue-blind)

#008EA0

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3e73e3;
/* rgb */ color: rgb(62, 115, 227);
/* oklch */ color: oklch(58.0% 0.180 263.0);

Tailwind

colors: {
  custom: {
    50: '#889aec',
    500: '#3e73e3',
    950: '#000000',
  },
}

SCSS

$custom: #3e73e3;
$custom-light: #889aec;
$custom-dark: #000000;

JSON

{
  "hex": "#3e73e3",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 227
  },
  "hsl": {
    "h": 220.727,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.58011,
    "c": 0.1798,
    "h": 263
  },
  "luminance": 0.18832
}

Semantic roles & 50–950 ramp

primary

#3E73E3

secondary

#E0CA9D

accent

#B537F1

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #3E73E3

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

Preview Lab → · Contrast checker → · Palette generator →