#3584C4#3584C4

#3584C4 is a mid, vivid cyan. Relative luminance 0.212; OKLCH L 59.5% C 0.124 H 246.6°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#3584C4
RGB	rgb(53, 132, 196)
HSL	hsl(207, 57%, 49%)
HSV	hsv(207, 73%, 77%)
CMYK	cmyk(73%, 32.7%, 0%, 23.1%)
CIE-LAB	lab(53.21, -2.54, -40.21)
CIE-LCH	lch(53.21, 40.29, 266.39°)
OKLab	oklab(59.47% -0.0495 -0.1141)
OKLCH	oklch(59.47% 0.124 246.6)
XYZ	xyz(19.6795, 21.2427, 55.2769)
Luminance	0.2124 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3584C4 #C47535

analogous

#35C4BD #3584C4 #353DC4

triadic

#3584C4 #C43584 #84C435

tetradic

#3584C4 #BD35C4 #C47535 #3DC435

square

#3584C4 #BD35C4 #C47535 #3DC435

split-complementary

#3584C4 #C4353D #C4BD35

monochromatic

#1B4364 #286494 #3584C4 #62A1D4 #92BEE1

Accessibility & contrast

On white

4.00

#3584C4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#3584C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3584C4

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3584C4	#FFFFFF	#000000	##000000
##3584C4	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6786C7

Deuteranopia (green-blind)

#5379C3

Tritanopia (blue-blind)

#00939B

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3584c4;
/* rgb */ color: rgb(53, 132, 196);
/* oklch */ color: oklch(59.5% 0.124 246.6);

Tailwind

colors: {
  custom: {
    50: '#7ea7d6',
    500: '#3584c4',
    950: '#000000',
  },
}

SCSS

$custom: #3584c4;
$custom-light: #7ea7d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3584c4",
  "rgb": {
    "r": 53,
    "g": 132,
    "b": 196
  },
  "hsl": {
    "h": 206.853,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.59472,
    "c": 0.12432,
    "h": 246.6
  },
  "luminance": 0.21245
}

Semantic roles & 50–950 ramp

primary

#3584C4

secondary

#CCA788

accent

#8C47E1

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B0F14

muted

#7C7F83

Preview Lab

Preview with #3584C4

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

Preview Lab → · Contrast checker → · Palette generator →