#4580E8#4580E8

#4580E8 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.3% C 0.169 H 260.8°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4580E8
RGB	rgb(69, 128, 232)
HSL	hsl(218, 78%, 59%)
HSV	hsv(218, 70%, 91%)
CMYK	cmyk(70.3%, 44.8%, 0%, 9%)
CIE-LAB	lab(54.58, 14.99, -58.30)
CIE-LCH	lch(54.58, 60.20, 284.41°)
OKLab	oklab(61.33% -0.027 -0.1669)
OKLCH	oklch(61.33% 0.169 260.8)
XYZ	xyz(24.7337, 22.5271, 79.3729)
Luminance	0.2253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4580E8 #E8AD45

analogous

#45D2E8 #4580E8 #5C45E8

triadic

#4580E8 #E84580 #80E845

tetradic

#4580E8 #E845D2 #E8AD45 #45E85C

square

#4580E8 #E845D2 #E8AD45 #45E85C

split-complementary

#4580E8 #E85C45 #D2E845

monochromatic

#14469F #1A5ED5 #4580E8 #7BA5EF #B2CAF5

Accessibility & contrast

On white

3.81

#4580E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#4580E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4580E8

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4580E8	#FFFFFF	#000000	##000000
##4580E8	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B8BEC

Deuteranopia (green-blind)

#2B7CE6

Tritanopia (blue-blind)

#0098A9

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4580e8;
/* rgb */ color: rgb(69, 128, 232);
/* oklch */ color: oklch(61.3% 0.169 260.8);

Tailwind

colors: {
  custom: {
    50: '#8ba4f0',
    500: '#4580e8',
    950: '#000000',
  },
}

SCSS

$custom: #4580e8;
$custom-light: #8ba4f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4580e8",
  "rgb": {
    "r": 69,
    "g": 128,
    "b": 232
  },
  "hsl": {
    "h": 218.282,
    "s": 77.99,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61325,
    "c": 0.16912,
    "h": 260.8
  },
  "luminance": 0.2253
}

Semantic roles & 50–950 ramp

primary

#4580E8

secondary

#E4CDA4

accent

#AF33F4

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0D0F17

muted

#7E7F85

Preview Lab

Preview with #4580E8

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

Preview Lab → · Contrast checker → · Palette generator →