#4E73D1#4E73D1

#4E73D1 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.5% C 0.150 H 265.7°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4E73D1
RGB	rgb(78, 115, 209)
HSL	hsl(223, 59%, 56%)
HSV	hsv(223, 63%, 82%)
CMYK	cmyk(62.7%, 45%, 0%, 18%)
CIE-LAB	lab(50.08, 16.39, -52.54)
CIE-LCH	lch(50.08, 55.04, 287.32°)
OKLab	oklab(57.53% -0.0112 -0.15)
OKLCH	oklch(57.53% 0.15 265.7)
XYZ	xyz(20.7773, 18.4828, 62.7818)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73D1 #D1AC4E

analogous

#4EB5D1 #4E73D1 #6B4ED1

triadic

#4E73D1 #D14E73 #73D14E

tetradic

#4E73D1 #D14EB5 #D1AC4E #4ED16B

square

#4E73D1 #D14EB5 #D1AC4E #4ED16B

split-complementary

#4E73D1 #D16B4E #B5D14E

monochromatic

#223D83 #2F54B3 #4E73D1 #7F99DE #AFC0EA

Accessibility & contrast

On white

4.47

#4E73D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#4E73D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E73D1

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73D1	#FFFFFF	#000000	##000000
##4E73D1	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467DD5

Deuteranopia (green-blind)

#3172CF

Tritanopia (blue-blind)

#008898

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4e73d1;
/* rgb */ color: rgb(78, 115, 209);
/* oklch */ color: oklch(57.5% 0.150 265.7);

Tailwind

colors: {
  custom: {
    50: '#8b9ae0',
    500: '#4e73d1',
    950: '#000000',
  },
}

SCSS

$custom: #4e73d1;
$custom-light: #8b9ae0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73d1",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 209
  },
  "hsl": {
    "h": 223.053,
    "s": 58.744,
    "l": 56.275
  },
  "oklch": {
    "l": 0.57532,
    "c": 0.15045,
    "h": 265.7
  },
  "luminance": 0.18485
}

Semantic roles & 50–950 ramp

primary

#4E73D1

secondary

#D8C9A2

accent

#B646E2

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E73D1

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

Preview Lab → · Contrast checker → · Palette generator →