#4E73DF#4E73DF

#4E73DF is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.5% C 0.170 H 266.9°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#4E73DF
RGB	rgb(78, 115, 223)
HSL	hsl(225, 69%, 59%)
HSV	hsv(225, 65%, 87%)
CMYK	cmyk(65%, 48.4%, 0%, 12.5%)
CIE-LAB	lab(50.93, 21.22, -59.10)
CIE-LCH	lch(50.93, 62.80, 289.75°)
OKLab	oklab(58.46% -0.0092 -0.1693)
OKLCH	oklch(58.46% 0.17 266.9)
XYZ	xyz(22.5873, 19.2068, 72.3147)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73DF #DFBA4E

analogous

#4EBBDF #4E73DF #724EDF

triadic

#4E73DF #DF4E73 #73DF4E

tetradic

#4E73DF #DF4EBB #DFBA4E #4EDF72

square

#4E73DF #DF4EBB #DFBA4E #4EDF72

split-complementary

#4E73DF #DF724E #BBDF4E

monochromatic

#1B3B97 #254FCB #4E73DF #829CE8 #B6C5F2

Accessibility & contrast

On white

4.34

#4E73DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#4E73DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E73DF

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73DF	#FFFFFF	#000000	##000000
##4E73DF	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3980E3

Deuteranopia (green-blind)

#1573DD

Tritanopia (blue-blind)

#008C9E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4e73df;
/* rgb */ color: rgb(78, 115, 223);
/* oklch */ color: oklch(58.5% 0.170 266.9);

Tailwind

colors: {
  custom: {
    50: '#8e9aea',
    500: '#4e73df',
    950: '#000000',
  },
}

SCSS

$custom: #4e73df;
$custom-light: #8e9aea;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73df",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 223
  },
  "hsl": {
    "h": 224.69,
    "s": 69.378,
    "l": 59.02
  },
  "oklch": {
    "l": 0.58457,
    "c": 0.16958,
    "h": 266.9
  },
  "luminance": 0.19209
}

Semantic roles & 50–950 ramp

primary

#4E73DF

secondary

#E1D2A8

accent

#BF3CEC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4E73DF

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

Preview Lab → · Contrast checker → · Palette generator →