#4E73C8#4E73C8

#4E73C8 is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.0% C 0.138 H 264.7°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4E73C8
RGB	rgb(78, 115, 200)
HSL	hsl(222, 53%, 55%)
HSV	hsv(222, 61%, 78%)
CMYK	cmyk(61%, 42.5%, 0%, 21.6%)
CIE-LAB	lab(49.56, 13.30, -48.23)
CIE-LCH	lch(49.56, 50.04, 285.42°)
OKLab	oklab(56.96% -0.0128 -0.1374)
OKLCH	oklch(56.96% 0.138 264.7)
XYZ	xyz(19.6944, 18.0496, 57.0784)
Luminance	0.1805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73C8 #C8A34E

analogous

#4EB0C8 #4E73C8 #664EC8

triadic

#4E73C8 #C84E73 #73C84E

tetradic

#4E73C8 #C84EB0 #C8A34E #4EC866

square

#4E73C8 #C84EB0 #C8A34E #4EC866

split-complementary

#4E73C8 #C8664E #B0C84E

monochromatic

#253E77 #3356A5 #4E73C8 #7D98D7 #ABBDE5

Accessibility & contrast

On white

4.56

#4E73C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#4E73C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E73C8

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73C8	#FFFFFF	#000000	##000000
##4E73C8	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7CCB

Deuteranopia (green-blind)

#3B71C6

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4e73c8;
/* rgb */ color: rgb(78, 115, 200);
/* oklch */ color: oklch(57.0% 0.138 264.7);

Tailwind

colors: {
  custom: {
    50: '#8a9ad9',
    500: '#4e73c8',
    950: '#000000',
  },
}

SCSS

$custom: #4e73c8;
$custom-light: #8a9ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73c8",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 200
  },
  "hsl": {
    "h": 221.803,
    "s": 52.586,
    "l": 54.51
  },
  "oklch": {
    "l": 0.56964,
    "c": 0.13798,
    "h": 264.7
  },
  "luminance": 0.18051
}

Semantic roles & 50–950 ramp

primary

#4E73C8

secondary

#D3C39F

accent

#B04CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4E73C8

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

Preview Lab → · Contrast checker → · Palette generator →