#3583A3#3583A3

#3583A3 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.6% C 0.090 H 228.5°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3583A3
RGB	rgb(53, 131, 163)
HSL	hsl(197, 51%, 42%)
HSV	hsv(197, 67%, 64%)
CMYK	cmyk(67.5%, 19.6%, 0%, 36.1%)
CIE-LAB	lab(51.42, -13.42, -24.05)
CIE-LCH	lch(51.42, 27.54, 240.84°)
OKLab	oklab(57.56% -0.0595 -0.0673)
OKLCH	oklch(57.56% 0.09 228.5)
XYZ	xyz(16.1927, 19.6321, 37.5792)
Luminance	0.1963 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3583A3 #A35535

analogous

#35A38C #3583A3 #354CA3

triadic

#3583A3 #A33583 #83A335

tetradic

#3583A3 #8C35A3 #A35535 #4CA335

square

#3583A3 #8C35A3 #A35535 #4CA335

split-complementary

#3583A3 #A3354C #A38C35

monochromatic

#173947 #265E75 #3583A3 #4FA3C6 #7EBBD5

Accessibility & contrast

On white

4.26

#3583A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#3583A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3583A3

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3583A3	#FFFFFF	#000000	##000000
##3583A3	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7281A5

Deuteranopia (green-blind)

#6376A3

Tritanopia (blue-blind)

#008C8D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3583a3;
/* rgb */ color: rgb(53, 131, 163);
/* oklch */ color: oklch(57.6% 0.090 228.5);

Tailwind

colors: {
  custom: {
    50: '#79a7be',
    500: '#3583a3',
    950: '#000000',
  },
}

SCSS

$custom: #3583a3;
$custom-light: #79a7be;
$custom-dark: #000000;

JSON

{
  "hex": "#3583a3",
  "rgb": {
    "r": 53,
    "g": 131,
    "b": 163
  },
  "hsl": {
    "h": 197.455,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.57556,
    "c": 0.08983,
    "h": 228.5
  },
  "luminance": 0.19634
}

Semantic roles & 50–950 ramp

primary

#3583A3

secondary

#BE8B76

accent

#764DDA

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3583A3

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

Preview Lab → · Contrast checker → · Palette generator →