#3583BE#3583BE

#3583BE is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.9% C 0.118 H 244.8°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#3583BE
RGB	rgb(53, 131, 190)
HSL	hsl(206, 56%, 48%)
HSV	hsv(206, 72%, 75%)
CMYK	cmyk(72.1%, 31.1%, 0%, 25.5%)
CIE-LAB	lab(52.63, -4.09, -37.72)
CIE-LCH	lch(52.63, 37.94, 263.82°)
OKLab	oklab(58.91% -0.0503 -0.1068)
OKLCH	oklch(58.91% 0.118 244.8)
XYZ	xyz(18.8752, 20.7051, 51.7069)
Luminance	0.2071 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3583BE #BE7035

analogous

#35BEB4 #3583BE #353FBE

triadic

#3583BE #BE3583 #83BE35

tetradic

#3583BE #B435BE #BE7035 #3FBE35

square

#3583BE #B435BE #BE7035 #3FBE35

split-complementary

#3583BE #BE353F #BEB435

monochromatic

#1A415E #28628E #3583BE #5EA0D2 #8EBCDF

Accessibility & contrast

On white

4.08

#3583BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#3583BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3583BE

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3583BE	#FFFFFF	#000000	##000000
##3583BE	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6885C1

Deuteranopia (green-blind)

#5578BD

Tritanopia (blue-blind)

#009198

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3583be;
/* rgb */ color: rgb(53, 131, 190);
/* oklch */ color: oklch(58.9% 0.118 244.8);

Tailwind

colors: {
  custom: {
    50: '#7da6d2',
    500: '#3583be',
    950: '#000000',
  },
}

SCSS

$custom: #3583be;
$custom-light: #7da6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3583be",
  "rgb": {
    "r": 53,
    "g": 131,
    "b": 190
  },
  "hsl": {
    "h": 205.839,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.58911,
    "c": 0.11803,
    "h": 244.8
  },
  "luminance": 0.20707
}

Semantic roles & 50–950 ramp

primary

#3583BE

secondary

#CAA385

accent

#8948E0

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3583BE

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

Preview Lab → · Contrast checker → · Palette generator →