#3587D0#3587D0

#3587D0 is a mid, vivid cyan. Relative luminance 0.226; OKLCH L 60.8% C 0.136 H 248.9°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX#3587D0
RGBrgb(53, 135, 208)
HSLhsl(208, 62%, 51%)
HSVhsv(208, 75%, 82%)
CMYKcmyk(74.5%, 35.1%, 0%, 18.4%)
CIE-LABlab(54.70, -0.01, -44.68)
CIE-LCHlch(54.70, 44.68, 269.99°)
OKLaboklab(60.83% -0.0489 -0.1271)
OKLCHoklch(60.83% 0.136 248.9)
XYZxyz(21.5130, 22.6364, 62.8977)
Luminance0.2264 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3587D0 #D07E35
analogous
#35D0CB #3587D0 #3539D0
triadic
#3587D0 #D03587 #87D035
tetradic
#3587D0 #CB35D0 #D07E35 #39D035
square
#3587D0 #CB35D0 #D07E35 #39D035
split-complementary
#3587D0 #D03539 #D0CB35
monochromatic
#1A4870 #2668A2 #3587D0 #67A4DC #98C2E7

Accessibility & contrast

On white

3.80
#3587D0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.53
#3587D0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3587D0
5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3587D0#FFFFFF#000000##000000
##3587D01.003.805.535.53
#FFFFFF3.801.0021.0021.00
#0000005.5321.001.001.00
##0000005.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#658BD3
Deuteranopia (green-blind)
#4F7CCF
Tritanopia (blue-blind)
#0098A2
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #3587d0;
/* rgb */ color: rgb(53, 135, 208);
/* oklch */ color: oklch(60.8% 0.136 248.9);
Tailwind
colors: {
  custom: {
    50: '#81a9df',
    500: '#3587d0',
    950: '#000000',
  },
}
SCSS
$custom: #3587d0;
$custom-light: #81a9df;
$custom-dark: #000000;
JSON
{
  "hex": "#3587d0",
  "rgb": {
    "r": 53,
    "g": 135,
    "b": 208
  },
  "hsl": {
    "h": 208.258,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.60835,
    "c": 0.13615,
    "h": 248.9
  },
  "luminance": 0.22639
}

Semantic roles & 50–950 ramp

primary
#3587D0
secondary
#D3AE8E
accent
#8F42E5
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C0F15
muted
#7D7F83

Preview Lab

Preview with #3587D0

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

Preview Lab → · Contrast checker → · Palette generator →

#3587D0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva