#3591A6#3591A6

#3591A6 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.1% C 0.090 H 215.8°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX#3591A6
RGBrgb(53, 145, 166)
HSLhsl(191, 52%, 43%)
HSVhsv(191, 68%, 65%)
CMYKcmyk(68.1%, 12.7%, 0%, 34.9%)
CIE-LABlab(55.85, -20.05, -18.99)
CIE-LCHlch(55.85, 27.61, 223.44°)
OKLaboklab(61.14% -0.0732 -0.0528)
OKLCHoklch(61.14% 0.09 215.8)
XYZxyz(18.4737, 23.7588, 39.6813)
Luminance0.2376 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3591A6 #A64A35
analogous
#35A682 #3591A6 #3559A6
triadic
#3591A6 #A63591 #91A635
tetradic
#3591A6 #8235A6 #A64A35 #59A635
square
#3591A6 #8235A6 #A64A35 #59A635
split-complementary
#3591A6 #A63559 #A68235
monochromatic
#174049 #266878 #3591A6 #51B1C7 #7FC6D6

Accessibility & contrast

On white

3.65
#3591A6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.75
#3591A6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3591A6
5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3591A6#FFFFFF#000000##000000
##3591A61.003.655.755.75
#FFFFFF3.651.0021.0021.00
#0000005.7521.001.001.00
##0000005.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#838DA7
Deuteranopia (green-blind)
#7281A6
Tritanopia (blue-blind)
#009998
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #3591a6;
/* rgb */ color: rgb(53, 145, 166);
/* oklch */ color: oklch(61.1% 0.090 215.8);
Tailwind
colors: {
  custom: {
    50: '#7bb1c0',
    500: '#3591a6',
    950: '#000000',
  },
}
SCSS
$custom: #3591a6;
$custom-light: #7bb1c0;
$custom-dark: #000000;
JSON
{
  "hex": "#3591a6",
  "rgb": {
    "r": 53,
    "g": 145,
    "b": 166
  },
  "hsl": {
    "h": 191.15,
    "s": 51.598,
    "l": 42.941
  },
  "oklch": {
    "l": 0.61141,
    "c": 0.09029,
    "h": 215.8
  },
  "luminance": 0.23761
}

Semantic roles & 50–950 ramp

primary
#3591A6
secondary
#BF8577
accent
#674DDB
background
#F8FAFB
surface
#EFF5F7
border
#CACFD0
text
#0A1012
muted
#7C7F81

Preview Lab

Preview with #3591A6

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

Preview Lab → · Contrast checker → · Palette generator →

#3591A6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva