#4580D4#4580D4

#4580D4 is a mid, vivid blue. Relative luminance 0.215; OKLCH L 60.1% C 0.143 H 257.5°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#4580D4
RGB	rgb(69, 128, 212)
HSL	hsl(215, 62%, 55%)
HSV	hsv(215, 67%, 83%)
CMYK	cmyk(67.5%, 39.6%, 0%, 16.9%)
CIE-LAB	lab(53.44, 7.91, -48.89)
CIE-LCH	lch(53.44, 49.53, 279.20°)
OKLab	oklab(60.08% -0.0309 -0.1393)
OKLCH	oklch(60.08% 0.143 257.5)
XYZ	xyz(22.0528, 21.4548, 65.2536)
Luminance	0.2146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4580D4 #D49945

analogous

#45C7D4 #4580D4 #5245D4

triadic

#4580D4 #D44580 #80D445

tetradic

#4580D4 #D445C7 #D49945 #45D452

square

#4580D4 #D445C7 #D49945 #45D452

split-complementary

#4580D4 #D45245 #C7D445

monochromatic

#1E4781 #2962B3 #4580D4 #77A2DF #A8C4EB

Accessibility & contrast

On white

3.97

#4580D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#4580D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4580D4

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4580D4	#FFFFFF	#000000	##000000
##4580D4	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A87D7

Deuteranopia (green-blind)

#447AD2

Tritanopia (blue-blind)

#0093A0

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4580d4;
/* rgb */ color: rgb(69, 128, 212);
/* oklch */ color: oklch(60.1% 0.143 257.5);

Tailwind

colors: {
  custom: {
    50: '#88a4e1',
    500: '#4580d4',
    950: '#000000',
  },
}

SCSS

$custom: #4580d4;
$custom-light: #88a4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4580d4",
  "rgb": {
    "r": 69,
    "g": 128,
    "b": 212
  },
  "hsl": {
    "h": 215.245,
    "s": 62.445,
    "l": 55.098
  },
  "oklch": {
    "l": 0.60076,
    "c": 0.14267,
    "h": 257.5
  },
  "luminance": 0.21457
}

Semantic roles & 50–950 ramp

primary

#4580D4

secondary

#D8C09C

accent

#A242E6

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0D0F15

muted

#7D7F83

Preview Lab

Preview with #4580D4

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

Preview Lab → · Contrast checker → · Palette generator →