#4580EA#4580EA

#4580EA is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.5% C 0.172 H 261.1°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#4580EA
RGB	rgb(69, 128, 234)
HSL	hsl(219, 80%, 59%)
HSV	hsv(219, 71%, 92%)
CMYK	cmyk(70.5%, 45.3%, 0%, 8.2%)
CIE-LAB	lab(54.70, 15.70, -59.23)
CIE-LCH	lch(54.70, 61.27, 284.84°)
OKLab	oklab(61.46% -0.0267 -0.1697)
OKLCH	oklch(61.46% 0.172 261.1)
XYZ	xyz(25.0194, 22.6414, 80.8776)
Luminance	0.2264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4580EA #EAAF45

analogous

#45D3EA #4580EA #5C45EA

triadic

#4580EA #EA4580 #80EA45

tetradic

#4580EA #EA45D3 #EAAF45 #45EA5C

square

#4580EA #EA45D3 #EAAF45 #45EA5C

split-complementary

#4580EA #EA5C45 #D3EA45

monochromatic

#1246A2 #195DD9 #4580EA #7CA6F0 #B3CBF6

Accessibility & contrast

On white

3.80

#4580EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#4580EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4580EA

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4580EA	#FFFFFF	#000000	##000000
##4580EA	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A8BEE

Deuteranopia (green-blind)

#277CE8

Tritanopia (blue-blind)

#0099AA

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4580ea;
/* rgb */ color: rgb(69, 128, 234);
/* oklch */ color: oklch(61.5% 0.172 261.1);

Tailwind

colors: {
  custom: {
    50: '#8ca4f1',
    500: '#4580ea',
    950: '#000000',
  },
}

SCSS

$custom: #4580ea;
$custom-light: #8ca4f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4580ea",
  "rgb": {
    "r": 69,
    "g": 128,
    "b": 234
  },
  "hsl": {
    "h": 218.545,
    "s": 79.71,
    "l": 59.412
  },
  "oklch": {
    "l": 0.61455,
    "c": 0.17175,
    "h": 261.1
  },
  "luminance": 0.22644
}

Semantic roles & 50–950 ramp

primary

#4580EA

secondary

#E6CFA5

accent

#B032F6

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0D0F17

muted

#7E7F85

Preview Lab

Preview with #4580EA

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

Preview Lab → · Contrast checker → · Palette generator →