#4E73D0#4E73D0

#4E73D0 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.5% C 0.149 H 265.6°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#4E73D0
RGB	rgb(78, 115, 208)
HSL	hsl(223, 58%, 56%)
HSV	hsv(223, 63%, 82%)
CMYK	cmyk(62.5%, 44.7%, 0%, 18.4%)
CIE-LAB	lab(50.02, 16.04, -52.06)
CIE-LCH	lch(50.02, 54.48, 287.13°)
OKLab	oklab(57.47% -0.0114 -0.1486)
OKLCH	oklch(57.47% 0.149 265.6)
XYZ	xyz(20.6539, 18.4334, 62.1318)
Luminance	0.1844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73D0 #D0AB4E

analogous

#4EB4D0 #4E73D0 #6A4ED0

triadic

#4E73D0 #D04E73 #73D04E

tetradic

#4E73D0 #D04EB4 #D0AB4E #4ED06A

square

#4E73D0 #D04EB4 #D0AB4E #4ED06A

split-complementary

#4E73D0 #D06A4E #B4D04E

monochromatic

#223D81 #2F54B2 #4E73D0 #7E99DD #AFBFEA

Accessibility & contrast

On white

4.48

#4E73D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#4E73D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E73D0

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73D0	#FFFFFF	#000000	##000000
##4E73D0	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477DD4

Deuteranopia (green-blind)

#3271CE

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4e73d0;
/* rgb */ color: rgb(78, 115, 208);
/* oklch */ color: oklch(57.5% 0.149 265.6);

Tailwind

colors: {
  custom: {
    50: '#8b9adf',
    500: '#4e73d0',
    950: '#000000',
  },
}

SCSS

$custom: #4e73d0;
$custom-light: #8b9adf;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73d0",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 208
  },
  "hsl": {
    "h": 222.923,
    "s": 58.036,
    "l": 56.078
  },
  "oklch": {
    "l": 0.57468,
    "c": 0.14907,
    "h": 265.6
  },
  "luminance": 0.18435
}

Semantic roles & 50–950 ramp

primary

#4E73D0

secondary

#D8C8A2

accent

#B547E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E73D0

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

Preview Lab → · Contrast checker → · Palette generator →