#3588B8#3588B8

#3588B8 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.8% C 0.108 H 237.9°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX#3588B8
RGBrgb(53, 136, 184)
HSLhsl(202, 55%, 46%)
HSVhsv(202, 71%, 72%)
CMYKcmyk(71.2%, 26.1%, 0%, 27.8%)
CIE-LABlab(53.84, -9.09, -32.38)
CIE-LCHlch(53.84, 33.64, 254.33°)
OKLaboklab(59.78% -0.0571 -0.0913)
OKLCHoklch(59.78% 0.108 237.9)
XYZxyz(18.9207, 21.8238, 48.5533)
Luminance0.2183 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3588B8 #B86535
analogous
#35B8A7 #3588B8 #3547B8
triadic
#3588B8 #B83588 #88B835
tetradic
#3588B8 #A735B8 #B86535 #47B835
square
#3588B8 #A735B8 #B86535 #47B835
split-complementary
#3588B8 #B83547 #B8A735
monochromatic
#1A4259 #276588 #3588B8 #5BA5D0 #8ABFDD

Accessibility & contrast

On white

3.91
#3588B8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.37
#3588B8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3588B8
5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3588B8#FFFFFF#000000##000000
##3588B81.003.915.375.37
#FFFFFF3.911.0021.0021.00
#0000005.3721.001.001.00
##0000005.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#7188BA
Deuteranopia (green-blind)
#607BB7
Tritanopia (blue-blind)
#009498
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #3588b8;
/* rgb */ color: rgb(53, 136, 184);
/* oklch */ color: oklch(59.8% 0.108 237.9);
Tailwind
colors: {
  custom: {
    50: '#7daacd',
    500: '#3588b8',
    950: '#000000',
  },
}
SCSS
$custom: #3588b8;
$custom-light: #7daacd;
$custom-dark: #000000;
JSON
{
  "hex": "#3588b8",
  "rgb": {
    "r": 53,
    "g": 136,
    "b": 184
  },
  "hsl": {
    "h": 201.985,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.59781,
    "c": 0.10768,
    "h": 237.9
  },
  "luminance": 0.21826
}

Semantic roles & 50–950 ramp

primary
#3588B8
secondary
#C79B81
accent
#8049DF
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B1013
muted
#7C7F82

Preview Lab

Preview with #3588B8

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

Preview Lab → · Contrast checker → · Palette generator →

#3588B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva