#3583C3#3583C3

#3583C3 is a mid, vivid cyan. Relative luminance 0.209; OKLCH L 59.2% C 0.124 H 246.8°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3583C3
RGB	rgb(53, 131, 195)
HSL	hsl(207, 57%, 49%)
HSV	hsv(207, 73%, 76%)
CMYK	cmyk(72.8%, 32.8%, 0%, 23.5%)
CIE-LAB	lab(52.87, -2.31, -40.19)
CIE-LCH	lch(52.87, 40.25, 266.72°)
OKLab	oklab(59.18% -0.0488 -0.114)
OKLCH	oklch(59.18% 0.124 246.8)
XYZ	xyz(19.4311, 20.9274, 54.6345)
Luminance	0.2093 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3583C3 #C37535

analogous

#35C3BC #3583C3 #353CC3

triadic

#3583C3 #C33583 #83C335

tetradic

#3583C3 #BC35C3 #C37535 #3CC335

square

#3583C3 #BC35C3 #C37535 #3CC335

split-complementary

#3583C3 #C3353C #C3BC35

monochromatic

#1B4263 #286393 #3583C3 #61A0D4 #91BDE1

Accessibility & contrast

On white

4.05

#3583C3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#3583C3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3583C3

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3583C3	#FFFFFF	#000000	##000000
##3583C3	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6686C6

Deuteranopia (green-blind)

#5278C2

Tritanopia (blue-blind)

#00929A

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3583c3;
/* rgb */ color: rgb(53, 131, 195);
/* oklch */ color: oklch(59.2% 0.124 246.8);

Tailwind

colors: {
  custom: {
    50: '#7ea6d5',
    500: '#3583c3',
    950: '#000000',
  },
}

SCSS

$custom: #3583c3;
$custom-light: #7ea6d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3583c3",
  "rgb": {
    "r": 53,
    "g": 131,
    "b": 195
  },
  "hsl": {
    "h": 207.042,
    "s": 57.258,
    "l": 48.627
  },
  "oklch": {
    "l": 0.59184,
    "c": 0.124,
    "h": 246.8
  },
  "luminance": 0.2093
}

Semantic roles & 50–950 ramp

primary

#3583C3

secondary

#CCA788

accent

#8C47E1

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B0F14

muted

#7C7F83

Preview Lab

Preview with #3583C3

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

Preview Lab → · Contrast checker → · Palette generator →