#4E73D3#4E73D3

#4E73D3 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.7% C 0.153 H 265.9°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4E73D3
RGB	rgb(78, 115, 211)
HSL	hsl(223, 60%, 57%)
HSV	hsv(223, 63%, 83%)
CMYK	cmyk(63%, 45.5%, 0%, 17.3%)
CIE-LAB	lab(50.20, 17.07, -53.49)
CIE-LCH	lch(50.20, 56.15, 287.70°)
OKLab	oklab(57.66% -0.0109 -0.1528)
OKLCH	oklch(57.66% 0.153 265.9)
XYZ	xyz(21.0264, 18.5824, 64.0941)
Luminance	0.1858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73D3 #D3AE4E

analogous

#4EB6D3 #4E73D3 #6C4ED3

triadic

#4E73D3 #D34E73 #73D34E

tetradic

#4E73D3 #D34EB6 #D3AE4E #4ED36C

square

#4E73D3 #D34EB6 #D3AE4E #4ED36C

split-complementary

#4E73D3 #D36C4E #B6D34E

monochromatic

#213D85 #2D53B6 #4E73D3 #7F9ADF #B0C1EB

Accessibility & contrast

On white

4.45

#4E73D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4E73D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E73D3

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73D3	#FFFFFF	#000000	##000000
##4E73D3	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#447ED7

Deuteranopia (green-blind)

#2E72D1

Tritanopia (blue-blind)

#008999

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4e73d3;
/* rgb */ color: rgb(78, 115, 211);
/* oklch */ color: oklch(57.7% 0.153 265.9);

Tailwind

colors: {
  custom: {
    50: '#8c9ae1',
    500: '#4e73d3',
    950: '#000000',
  },
}

SCSS

$custom: #4e73d3;
$custom-light: #8c9ae1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73d3",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 211
  },
  "hsl": {
    "h": 223.308,
    "s": 60.181,
    "l": 56.667
  },
  "oklch": {
    "l": 0.57661,
    "c": 0.15321,
    "h": 265.9
  },
  "luminance": 0.18584
}

Semantic roles & 50–950 ramp

primary

#4E73D3

secondary

#DACAA3

accent

#B744E3

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E73D3

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

Preview Lab → · Contrast checker → · Palette generator →