#4587D3#4587D3

#4587D3 is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.6% C 0.134 H 253.6°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4587D3
RGB	rgb(69, 135, 211)
HSL	hsl(212, 62%, 55%)
HSV	hsv(212, 67%, 83%)
CMYK	cmyk(67.3%, 36%, 0%, 17.3%)
CIE-LAB	lab(55.37, 3.35, -45.26)
CIE-LCH	lch(55.37, 45.39, 274.24°)
OKLab	oklab(61.56% -0.0379 -0.1286)
OKLCH	oklch(61.56% 0.134 253.6)
XYZ	xyz(22.8718, 23.2940, 64.9062)
Luminance	0.2330 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4587D3 #D39145

analogous

#45CED3 #4587D3 #4A45D3

triadic

#4587D3 #D34587 #87D345

tetradic

#4587D3 #D345CE #D39145 #45D34A

square

#4587D3 #D345CE #D39145 #45D34A

split-complementary

#4587D3 #D34A45 #CED345

monochromatic

#1E4B7F #2A69B1 #4587D3 #76A7DF #A8C7EA

Accessibility & contrast

On white

3.71

#4587D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4587D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4587D3

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4587D3	#FFFFFF	#000000	##000000
##4587D3	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)

#658CD6

Deuteranopia (green-blind)

#517FD1

Tritanopia (blue-blind)

#0099A3

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4587d3;
/* rgb */ color: rgb(69, 135, 211);
/* oklch */ color: oklch(61.6% 0.134 253.6);

Tailwind

colors: {
  custom: {
    50: '#87a9e1',
    500: '#4587d3',
    950: '#000000',
  },
}

SCSS

$custom: #4587d3;
$custom-light: #87a9e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4587d3",
  "rgb": {
    "r": 69,
    "g": 135,
    "b": 211
  },
  "hsl": {
    "h": 212.113,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.61563,
    "c": 0.13406,
    "h": 253.6
  },
  "luminance": 0.23296
}

Semantic roles & 50–950 ramp

primary

#4587D3

secondary

#D8BC9C

accent

#9A43E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D0F15

muted

#7D7F83

Preview Lab

Preview with #4587D3

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

Preview Lab → · Contrast checker → · Palette generator →