#4587D9#4587D9

#4587D9 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.9% C 0.142 H 255.1°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4587D9
RGB	rgb(69, 135, 217)
HSL	hsl(213, 66%, 56%)
HSV	hsv(213, 68%, 85%)
CMYK	cmyk(68.2%, 37.8%, 0%, 14.9%)
CIE-LAB	lab(55.69, 5.44, -48.14)
CIE-LCH	lch(55.69, 48.45, 276.45°)
OKLab	oklab(61.91% -0.0365 -0.137)
OKLCH	oklch(61.91% 0.142 255.1)
XYZ	xyz(23.6380, 23.6004, 68.9418)
Luminance	0.2360 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4587D9 #D99745

analogous

#45D1D9 #4587D9 #4D45D9

triadic

#4587D9 #D94587 #87D945

tetradic

#4587D9 #D945D1 #D99745 #45D94D

square

#4587D9 #D945D1 #D99745 #45D94D

split-complementary

#4587D9 #D94D45 #D1D945

monochromatic

#1C4C88 #2668BB #4587D9 #78A8E3 #ABC9EE

Accessibility & contrast

On white

3.67

#4587D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#4587D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4587D9

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4587D9	#FFFFFF	#000000	##000000
##4587D9	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#628DDC

Deuteranopia (green-blind)

#4C7FD7

Tritanopia (blue-blind)

#009AA5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4587d9;
/* rgb */ color: rgb(69, 135, 217);
/* oklch */ color: oklch(61.9% 0.142 255.1);

Tailwind

colors: {
  custom: {
    50: '#88a9e5',
    500: '#4587d9',
    950: '#000000',
  },
}

SCSS

$custom: #4587d9;
$custom-light: #88a9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4587d9",
  "rgb": {
    "r": 69,
    "g": 135,
    "b": 217
  },
  "hsl": {
    "h": 213.243,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.61908,
    "c": 0.14178,
    "h": 255.1
  },
  "luminance": 0.23603
}

Semantic roles & 50–950 ramp

primary

#4587D9

secondary

#DBC09E

accent

#9D3FE9

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4587D9

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

Preview Lab → · Contrast checker → · Palette generator →