#3588D0#3588D0

#3588D0 is a mid, vivid cyan. Relative luminance 0.229; OKLCH L 61.1% C 0.135 H 248.4°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#3588D0
RGB	rgb(53, 136, 208)
HSL	hsl(208, 62%, 51%)
HSV	hsv(208, 75%, 82%)
CMYK	cmyk(74.5%, 34.6%, 0%, 18.4%)
CIE-LAB	lab(54.99, -0.60, -44.22)
CIE-LCH	lch(54.99, 44.22, 269.22°)
OKLab	oklab(61.06% -0.0498 -0.1257)
OKLCH	oklch(61.06% 0.135 248.4)
XYZ	xyz(21.6532, 22.9168, 62.9445)
Luminance	0.2292 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3588D0 #D07D35

analogous

#35D0CA #3588D0 #353AD0

triadic

#3588D0 #D03588 #88D035

tetradic

#3588D0 #CA35D0 #D07D35 #3AD035

square

#3588D0 #CA35D0 #D07D35 #3AD035

split-complementary

#3588D0 #D0353A #D0CA35

monochromatic

#1A4870 #2668A2 #3588D0 #67A5DC #98C2E7

Accessibility & contrast

On white

3.76

#3588D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#3588D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3588D0

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3588D0	#FFFFFF	#000000	##000000
##3588D0	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678CD3

Deuteranopia (green-blind)

#507DCF

Tritanopia (blue-blind)

#0099A2

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3588d0;
/* rgb */ color: rgb(53, 136, 208);
/* oklch */ color: oklch(61.1% 0.135 248.4);

Tailwind

colors: {
  custom: {
    50: '#81aadf',
    500: '#3588d0',
    950: '#000000',
  },
}

SCSS

$custom: #3588d0;
$custom-light: #81aadf;
$custom-dark: #000000;

JSON

{
  "hex": "#3588d0",
  "rgb": {
    "r": 53,
    "g": 136,
    "b": 208
  },
  "hsl": {
    "h": 207.871,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.61063,
    "c": 0.13522,
    "h": 248.4
  },
  "luminance": 0.22919
}

Semantic roles & 50–950 ramp

primary

#3588D0

secondary

#D3AE8E

accent

#8E42E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3588D0

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

Preview Lab → · Contrast checker → · Palette generator →