#4E73E3#4E73E3

#4E73E3 is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.7% C 0.175 H 267.1°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#4E73E3
RGB	rgb(78, 115, 227)
HSL	hsl(225, 73%, 60%)
HSV	hsv(225, 66%, 89%)
CMYK	cmyk(65.6%, 49.3%, 0%, 11%)
CIE-LAB	lab(51.18, 22.60, -60.95)
CIE-LCH	lch(51.18, 65.01, 290.35°)
OKLab	oklab(58.73% -0.0088 -0.1748)
OKLCH	oklch(58.73% 0.175 267.1)
XYZ	xyz(23.1330, 19.4250, 75.1885)
Luminance	0.1943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73E3 #E3BE4E

analogous

#4EBDE3 #4E73E3 #744EE3

triadic

#4E73E3 #E34E73 #73E34E

tetradic

#4E73E3 #E34EBD #E3BE4E #4EE374

square

#4E73E3 #E34EBD #E3BE4E #4EE374

split-complementary

#4E73E3 #E3744E #BDE34E

monochromatic

#193A9E #214DD3 #4E73E3 #839DEB #B8C7F4

Accessibility & contrast

On white

4.30

#4E73E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#4E73E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E73E3

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73E3	#FFFFFF	#000000	##000000
##4E73E3	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3481E7

Deuteranopia (green-blind)

#0174E1

Tritanopia (blue-blind)

#008DA0

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4e73e3;
/* rgb */ color: rgb(78, 115, 227);
/* oklch */ color: oklch(58.7% 0.175 267.1);

Tailwind

colors: {
  custom: {
    50: '#8f9aec',
    500: '#4e73e3',
    950: '#000000',
  },
}

SCSS

$custom: #4e73e3;
$custom-light: #8f9aec;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73e3",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 227
  },
  "hsl": {
    "h": 225.101,
    "s": 72.683,
    "l": 59.804
  },
  "oklch": {
    "l": 0.5873,
    "c": 0.17498,
    "h": 267.1
  },
  "luminance": 0.19427
}

Semantic roles & 50–950 ramp

primary

#4E73E3

secondary

#E3D5AA

accent

#C238EF

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #4E73E3

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

Preview Lab → · Contrast checker → · Palette generator →