#3584BE#3584BE

#3584BE is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 59.1% C 0.117 H 244.1°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#3584BE
RGB	rgb(53, 132, 190)
HSL	hsl(205, 56%, 48%)
HSV	hsv(205, 72%, 75%)
CMYK	cmyk(72.1%, 30.5%, 0%, 25.5%)
CIE-LAB	lab(52.92, -4.67, -37.25)
CIE-LCH	lch(52.92, 37.54, 262.85°)
OKLab	oklab(59.15% -0.0512 -0.1054)
OKLCH	oklch(59.15% 0.117 244.1)
XYZ	xyz(19.0102, 20.9750, 51.7519)
Luminance	0.2098 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3584BE #BE6F35

analogous

#35BEB3 #3584BE #3540BE

triadic

#3584BE #BE3584 #84BE35

tetradic

#3584BE #B335BE #BE6F35 #40BE35

square

#3584BE #B335BE #BE6F35 #40BE35

split-complementary

#3584BE #BE3540 #BEB335

monochromatic

#1A425E #28638E #3584BE #5EA1D2 #8EBDDF

Accessibility & contrast

On white

4.04

#3584BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#3584BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3584BE

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3584BE	#FFFFFF	#000000	##000000
##3584BE	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A86C1

Deuteranopia (green-blind)

#5779BD

Tritanopia (blue-blind)

#009298

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3584be;
/* rgb */ color: rgb(53, 132, 190);
/* oklch */ color: oklch(59.1% 0.117 244.1);

Tailwind

colors: {
  custom: {
    50: '#7da7d2',
    500: '#3584be',
    950: '#000000',
  },
}

SCSS

$custom: #3584be;
$custom-light: #7da7d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3584be",
  "rgb": {
    "r": 53,
    "g": 132,
    "b": 190
  },
  "hsl": {
    "h": 205.401,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.59146,
    "c": 0.11722,
    "h": 244.1
  },
  "luminance": 0.20977
}

Semantic roles & 50–950 ramp

primary

#3584BE

secondary

#CAA285

accent

#8848E0

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3584BE

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

Preview Lab → · Contrast checker → · Palette generator →