#3583BA#3583BA

#3583BA is a mid, moderate cyan. Relative luminance 0.205; OKLCH L 58.7% C 0.113 H 243.0°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#3583BA
RGB	rgb(53, 131, 186)
HSL	hsl(205, 56%, 47%)
HSV	hsv(205, 72%, 73%)
CMYK	cmyk(71.5%, 29.6%, 0%, 27.1%)
CIE-LAB	lab(52.43, -5.50, -35.73)
CIE-LCH	lch(52.43, 36.15, 261.25°)
OKLab	oklab(58.7% -0.0515 -0.101)
OKLCH	oklch(58.7% 0.113 243)
XYZ	xyz(18.4440, 20.5326, 49.4360)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3583BA #BA6C35

analogous

#35BAAF #3583BA #3540BA

triadic

#3583BA #BA3583 #83BA35

tetradic

#3583BA #AF35BA #BA6C35 #40BA35

square

#3583BA #AF35BA #BA6C35 #40BA35

split-complementary

#3583BA #BA3540 #BAAF35

monochromatic

#1A405B #27618A #3583BA #5CA0D0 #8BBCDE

Accessibility & contrast

On white

4.11

#3583BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#3583BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3583BA

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3583BA	#FFFFFF	#000000	##000000
##3583BA	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A84BC

Deuteranopia (green-blind)

#5877B9

Tritanopia (blue-blind)

#009096

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3583ba;
/* rgb */ color: rgb(53, 131, 186);
/* oklch */ color: oklch(58.7% 0.113 243.0);

Tailwind

colors: {
  custom: {
    50: '#7da6cf',
    500: '#3583ba',
    950: '#000000',
  },
}

SCSS

$custom: #3583ba;
$custom-light: #7da6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3583ba",
  "rgb": {
    "r": 53,
    "g": 131,
    "b": 186
  },
  "hsl": {
    "h": 204.812,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.58698,
    "c": 0.11339,
    "h": 243
  },
  "luminance": 0.20535
}

Semantic roles & 50–950 ramp

primary

#3583BA

secondary

#C89F82

accent

#8749DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3583BA

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

Preview Lab → · Contrast checker → · Palette generator →