#4584EC#4584EC

#4584EC is a light, vivid blue. Relative luminance 0.238; OKLCH L 62.4% C 0.170 H 259.9°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4584EC
RGB	rgb(69, 132, 236)
HSL	hsl(217, 81%, 60%)
HSV	hsv(217, 71%, 93%)
CMYK	cmyk(70.8%, 44.1%, 0%, 7.5%)
CIE-LAB	lab(55.91, 13.96, -58.41)
CIE-LCH	lch(55.91, 60.05, 283.44°)
OKLab	oklab(62.42% -0.0298 -0.1672)
OKLCH	oklch(62.42% 0.17 259.9)
XYZ	xyz(25.8404, 23.8211, 82.5767)
Luminance	0.2382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4584EC #ECAD45

analogous

#45D8EC #4584EC #5945EC

triadic

#4584EC #EC4584 #84EC45

tetradic

#4584EC #EC45D8 #ECAD45 #45EC59

square

#4584EC #EC45D8 #ECAD45 #45EC59

split-complementary

#4584EC #EC5945 #D8EC45

monochromatic

#1149A6 #1762DD #4584EC #7DA9F2 #B4CDF7

Accessibility & contrast

On white

3.64

#4584EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#4584EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4584EC

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4584EC	#FFFFFF	#000000	##000000
##4584EC	1.00	3.64	5.76	5.76
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508EF0

Deuteranopia (green-blind)

#307FEA

Tritanopia (blue-blind)

#009CAC

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4584ec;
/* rgb */ color: rgb(69, 132, 236);
/* oklch */ color: oklch(62.4% 0.170 259.9);

Tailwind

colors: {
  custom: {
    50: '#8ca7f3',
    500: '#4584ec',
    950: '#000000',
  },
}

SCSS

$custom: #4584ec;
$custom-light: #8ca7f3;
$custom-dark: #000000;

JSON

{
  "hex": "#4584ec",
  "rgb": {
    "r": 69,
    "g": 132,
    "b": 236
  },
  "hsl": {
    "h": 217.365,
    "s": 81.463,
    "l": 59.804
  },
  "oklch": {
    "l": 0.62423,
    "c": 0.16982,
    "h": 259.9
  },
  "luminance": 0.23824
}

Semantic roles & 50–950 ramp

primary

#4584EC

secondary

#E7CEA6

accent

#AC30F8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4584EC

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

Preview Lab → · Contrast checker → · Palette generator →