#3584BD#3584BD

#3584BD is a mid, moderate cyan. Relative luminance 0.209; OKLCH L 59.1% C 0.116 H 243.6°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3584BD
RGB	rgb(53, 132, 189)
HSL	hsl(205, 56%, 47%)
HSV	hsv(205, 72%, 74%)
CMYK	cmyk(72%, 30.2%, 0%, 25.9%)
CIE-LAB	lab(52.87, -5.03, -36.75)
CIE-LCH	lch(52.87, 37.10, 262.21°)
OKLab	oklab(59.09% -0.0516 -0.104)
OKLCH	oklch(59.09% 0.116 243.6)
XYZ	xyz(18.9012, 20.9314, 51.1783)
Luminance	0.2093 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3584BD #BD6E35

analogous

#35BDB2 #3584BD #3540BD

triadic

#3584BD #BD3584 #84BD35

tetradic

#3584BD #B235BD #BD6E35 #40BD35

square

#3584BD #B235BD #BD6E35 #40BD35

split-complementary

#3584BD #BD3540 #BDB235

monochromatic

#1A415D #28638D #3584BD #5DA1D2 #8DBDDF

Accessibility & contrast

On white

4.05

#3584BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#3584BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3584BD

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3584BD	#FFFFFF	#000000	##000000
##3584BD	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)

#6A85C0

Deuteranopia (green-blind)

#5778BC

Tritanopia (blue-blind)

#009298

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3584bd;
/* rgb */ color: rgb(53, 132, 189);
/* oklch */ color: oklch(59.1% 0.116 243.6);

Tailwind

colors: {
  custom: {
    50: '#7da7d1',
    500: '#3584bd',
    950: '#000000',
  },
}

SCSS

$custom: #3584bd;
$custom-light: #7da7d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3584bd",
  "rgb": {
    "r": 53,
    "g": 132,
    "b": 189
  },
  "hsl": {
    "h": 205.147,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.59092,
    "c": 0.11606,
    "h": 243.6
  },
  "luminance": 0.20934
}

Semantic roles & 50–950 ramp

primary

#3584BD

secondary

#CAA184

accent

#8848DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3584BD

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

Preview Lab → · Contrast checker → · Palette generator →