#4E73C9#4E73C9

#4E73C9 is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.0% C 0.139 H 264.8°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4E73C9
RGB	rgb(78, 115, 201)
HSL	hsl(222, 53%, 55%)
HSV	hsv(222, 61%, 79%)
CMYK	cmyk(61.2%, 42.8%, 0%, 21.2%)
CIE-LAB	lab(49.61, 13.64, -48.72)
CIE-LCH	lch(49.61, 50.59, 285.65°)
OKLab	oklab(57.03% -0.0126 -0.1388)
OKLCH	oklch(57.03% 0.139 264.8)
XYZ	xyz(19.8116, 18.0965, 57.6959)
Luminance	0.1810 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73C9 #C9A44E

analogous

#4EB1C9 #4E73C9 #664EC9

triadic

#4E73C9 #C94E73 #73C94E

tetradic

#4E73C9 #C94EB1 #C9A44E #4EC966

square

#4E73C9 #C94EB1 #C9A44E #4EC966

split-complementary

#4E73C9 #C9664E #B1C94E

monochromatic

#253E78 #3356A7 #4E73C9 #7D98D7 #ACBDE6

Accessibility & contrast

On white

4.55

#4E73C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#4E73C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E73C9

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73C9	#FFFFFF	#000000	##000000
##4E73C9	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7CCC

Deuteranopia (green-blind)

#3A71C7

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4e73c9;
/* rgb */ color: rgb(78, 115, 201);
/* oklch */ color: oklch(57.0% 0.139 264.8);

Tailwind

colors: {
  custom: {
    50: '#8a9ada',
    500: '#4e73c9',
    950: '#000000',
  },
}

SCSS

$custom: #4e73c9;
$custom-light: #8a9ada;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73c9",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 201
  },
  "hsl": {
    "h": 221.951,
    "s": 53.247,
    "l": 54.706
  },
  "oklch": {
    "l": 0.57026,
    "c": 0.13938,
    "h": 264.8
  },
  "luminance": 0.18098
}

Semantic roles & 50–950 ramp

primary

#4E73C9

secondary

#D3C49F

accent

#B14BDD

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E73C9

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

Preview Lab → · Contrast checker → · Palette generator →