#4584E3#4584E3

#4584E3 is a mid, vivid blue. Relative luminance 0.233; OKLCH L 61.9% C 0.158 H 258.5°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4584E3
RGB	rgb(69, 132, 227)
HSL	hsl(216, 74%, 58%)
HSV	hsv(216, 70%, 89%)
CMYK	cmyk(69.6%, 41.9%, 0%, 11%)
CIE-LAB	lab(55.39, 10.77, -54.22)
CIE-LCH	lch(55.39, 55.28, 281.24°)
OKLab	oklab(61.86% -0.0315 -0.1549)
OKLCH	oklch(61.86% 0.158 258.5)
XYZ	xyz(24.5656, 23.3112, 75.8630)
Luminance	0.2331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4584E3 #E3A445

analogous

#45D3E3 #4584E3 #5545E3

triadic

#4584E3 #E34584 #84E345

tetradic

#4584E3 #E345D3 #E3A445 #45E355

square

#4584E3 #E345D3 #E3A445 #45E355

split-complementary

#4584E3 #E35545 #D3E345

monochromatic

#174A97 #1F64CC #4584E3 #7AA7EB #AFCAF3

Accessibility & contrast

On white

3.71

#4584E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4584E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4584E3

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4584E3	#FFFFFF	#000000	##000000
##4584E3	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#578DE7

Deuteranopia (green-blind)

#3C7EE1

Tritanopia (blue-blind)

#009AA8

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4584e3;
/* rgb */ color: rgb(69, 132, 227);
/* oklch */ color: oklch(61.9% 0.158 258.5);

Tailwind

colors: {
  custom: {
    50: '#8aa7ec',
    500: '#4584e3',
    950: '#000000',
  },
}

SCSS

$custom: #4584e3;
$custom-light: #8aa7ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4584e3",
  "rgb": {
    "r": 69,
    "g": 132,
    "b": 227
  },
  "hsl": {
    "h": 216.076,
    "s": 73.832,
    "l": 58.039
  },
  "oklch": {
    "l": 0.61857,
    "c": 0.15803,
    "h": 258.5
  },
  "luminance": 0.23314
}

Semantic roles & 50–950 ramp

primary

#4584E3

secondary

#E1C8A2

accent

#A737F0

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4584E3

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

Preview Lab → · Contrast checker → · Palette generator →