#3583A4#3583A4

#3583A4 is a mid, moderate cyan. Relative luminance 0.197; OKLCH L 57.6% C 0.091 H 229.3°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3583A4
RGB	rgb(53, 131, 164)
HSL	hsl(198, 51%, 43%)
HSV	hsv(198, 68%, 64%)
CMYK	cmyk(67.7%, 20.1%, 0%, 35.7%)
CIE-LAB	lab(51.46, -13.08, -24.57)
CIE-LCH	lch(51.46, 27.83, 241.97°)
OKLab	oklab(57.6% -0.0591 -0.0688)
OKLCH	oklch(57.6% 0.091 229.3)
XYZ	xyz(16.2827, 19.6681, 38.0530)
Luminance	0.1967 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3583A4 #A45635

analogous

#35A48E #3583A4 #354BA4

triadic

#3583A4 #A43583 #83A435

tetradic

#3583A4 #8E35A4 #A45635 #4BA435

square

#3583A4 #8E35A4 #A45635 #4BA435

split-complementary

#3583A4 #A4354B #A48E35

monochromatic

#173947 #265E76 #3583A4 #50A3C6 #7EBBD5

Accessibility & contrast

On white

4.26

#3583A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#3583A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3583A4

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3583A4	#FFFFFF	#000000	##000000
##3583A4	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)

#7281A6

Deuteranopia (green-blind)

#6376A4

Tritanopia (blue-blind)

#008C8E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3583a4;
/* rgb */ color: rgb(53, 131, 164);
/* oklch */ color: oklch(57.6% 0.091 229.3);

Tailwind

colors: {
  custom: {
    50: '#79a7bf',
    500: '#3583a4',
    950: '#000000',
  },
}

SCSS

$custom: #3583a4;
$custom-light: #79a7bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3583a4",
  "rgb": {
    "r": 53,
    "g": 131,
    "b": 164
  },
  "hsl": {
    "h": 197.838,
    "s": 51.152,
    "l": 42.549
  },
  "oklch": {
    "l": 0.57603,
    "c": 0.0907,
    "h": 229.3
  },
  "luminance": 0.1967
}

Semantic roles & 50–950 ramp

primary

#3583A4

secondary

#BE8C76

accent

#774DDB

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3583A4

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

Preview Lab → · Contrast checker → · Palette generator →