#3584D0#3584D0

#3584D0 is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.2% C 0.139 H 250.6°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3584D0
RGB	rgb(53, 132, 208)
HSL	hsl(209, 62%, 51%)
HSV	hsv(209, 75%, 82%)
CMYK	cmyk(74.5%, 36.5%, 0%, 18.4%)
CIE-LAB	lab(53.83, 1.78, -46.06)
CIE-LCH	lch(53.83, 46.09, 272.21°)
OKLab	oklab(60.15% -0.0462 -0.1311)
OKLCH	oklch(60.15% 0.139 250.6)
XYZ	xyz(21.1003, 21.8111, 62.7602)
Luminance	0.2181 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3584D0 #D08135

analogous

#35D0CE #3584D0 #3536D0

triadic

#3584D0 #D03584 #84D035

tetradic

#3584D0 #CE35D0 #D08135 #36D035

square

#3584D0 #CE35D0 #D08135 #36D035

split-complementary

#3584D0 #D03536 #D0CE35

monochromatic

#1A4670 #2665A2 #3584D0 #67A2DC #98C0E7

Accessibility & contrast

On white

3.92

#3584D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#3584D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3584D0

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3584D0	#FFFFFF	#000000	##000000
##3584D0	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6188D3

Deuteranopia (green-blind)

#4A7ACF

Tritanopia (blue-blind)

#0096A0

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3584d0;
/* rgb */ color: rgb(53, 132, 208);
/* oklch */ color: oklch(60.2% 0.139 250.6);

Tailwind

colors: {
  custom: {
    50: '#81a7df',
    500: '#3584d0',
    950: '#000000',
  },
}

SCSS

$custom: #3584d0;
$custom-light: #81a7df;
$custom-dark: #000000;

JSON

{
  "hex": "#3584d0",
  "rgb": {
    "r": 53,
    "g": 132,
    "b": 208
  },
  "hsl": {
    "h": 209.419,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.60152,
    "c": 0.13903,
    "h": 250.6
  },
  "luminance": 0.21813
}

Semantic roles & 50–950 ramp

primary

#3584D0

secondary

#D3B08E

accent

#9242E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3584D0

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

Preview Lab → · Contrast checker → · Palette generator →