#4580D7#4580D7

#4580D7 is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.3% C 0.147 H 258.1°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#4580D7
RGB	rgb(69, 128, 215)
HSL	hsl(216, 65%, 56%)
HSV	hsv(216, 68%, 84%)
CMYK	cmyk(67.9%, 40.5%, 0%, 15.7%)
CIE-LAB	lab(53.61, 8.97, -50.32)
CIE-LCH	lch(53.61, 51.12, 280.11°)
OKLab	oklab(60.26% -0.0302 -0.1435)
OKLCH	oklch(60.26% 0.147 258.1)
XYZ	xyz(22.4347, 21.6076, 67.2651)
Luminance	0.2161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4580D7 #D79C45

analogous

#45C9D7 #4580D7 #5345D7

triadic

#4580D7 #D74580 #80D745

tetradic

#4580D7 #D745C9 #D79C45 #45D753

square

#4580D7 #D745C9 #D79C45 #45D753

split-complementary

#4580D7 #D75345 #C9D745

monochromatic

#1D4785 #2762B7 #4580D7 #77A2E2 #AAC5ED

Accessibility & contrast

On white

3.95

#4580D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#4580D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4580D7

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4580D7	#FFFFFF	#000000	##000000
##4580D7	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5887DA

Deuteranopia (green-blind)

#417AD5

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4580d7;
/* rgb */ color: rgb(69, 128, 215);
/* oklch */ color: oklch(60.3% 0.147 258.1);

Tailwind

colors: {
  custom: {
    50: '#88a4e4',
    500: '#4580d7',
    950: '#000000',
  },
}

SCSS

$custom: #4580d7;
$custom-light: #88a4e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4580d7",
  "rgb": {
    "r": 69,
    "g": 128,
    "b": 215
  },
  "hsl": {
    "h": 215.753,
    "s": 64.602,
    "l": 55.686
  },
  "oklch": {
    "l": 0.60257,
    "c": 0.14664,
    "h": 258.1
  },
  "luminance": 0.2161
}

Semantic roles & 50–950 ramp

primary

#4580D7

secondary

#DAC29E

accent

#A440E8

background

#F9FAFE

surface

#F1F3FC

border

#CBCDD5

text

#0D0F15

muted

#7E7F84

Preview Lab

Preview with #4580D7

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

Preview Lab → · Contrast checker → · Palette generator →