#3587BE#3587BE

#3587BE is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.9% C 0.115 H 241.9°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX#3587BE
RGBrgb(53, 135, 190)
HSLhsl(204, 56%, 48%)
HSVhsv(204, 72%, 75%)
CMYKcmyk(72.1%, 28.9%, 0%, 25.5%)
CIE-LABlab(53.81, -6.42, -35.85)
CIE-LCHlch(53.81, 36.42, 259.85°)
OKLaboklab(59.85% -0.0542 -0.1013)
OKLCHoklch(59.85% 0.115 241.9)
XYZxyz(19.4228, 21.8003, 51.8895)
Luminance0.2180 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3587BE #BE6C35
analogous
#35BEB1 #3587BE #3542BE
triadic
#3587BE #BE3587 #87BE35
tetradic
#3587BE #B135BE #BE6C35 #42BE35
square
#3587BE #B135BE #BE6C35 #42BE35
split-complementary
#3587BE #BE3542 #BEB135
monochromatic
#1A435E #28658E #3587BE #5EA4D2 #8EBFDF

Accessibility & contrast

On white

3.92
#3587BE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.36
#3587BE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3587BE
5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3587BE#FFFFFF#000000##000000
##3587BE1.003.925.365.36
#FFFFFF3.921.0021.0021.00
#0000005.3621.001.001.00
##0000005.3621.001.001.00

Color blindness preview

Protanopia (red-blind)
#6E88C0
Deuteranopia (green-blind)
#5B7BBD
Tritanopia (blue-blind)
#00959A
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #3587be;
/* rgb */ color: rgb(53, 135, 190);
/* oklch */ color: oklch(59.9% 0.115 241.9);
Tailwind
colors: {
  custom: {
    50: '#7da9d2',
    500: '#3587be',
    950: '#000000',
  },
}
SCSS
$custom: #3587be;
$custom-light: #7da9d2;
$custom-dark: #000000;
JSON
{
  "hex": "#3587be",
  "rgb": {
    "r": 53,
    "g": 135,
    "b": 190
  },
  "hsl": {
    "h": 204.088,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.59851,
    "c": 0.1149,
    "h": 241.9
  },
  "luminance": 0.21803
}

Semantic roles & 50–950 ramp

primary
#3587BE
secondary
#CAA185
accent
#8548E0
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B0F14
muted
#7C7F82

Preview Lab

Preview with #3587BE

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

Preview Lab → · Contrast checker → · Palette generator →

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