#3B8EDE#3B8EDE

#3B8EDE is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.4% C 0.145 H 250.5°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX#3B8EDE
RGBrgb(59, 142, 222)
HSLhsl(209, 71%, 55%)
HSVhsv(209, 73%, 87%)
CMYKcmyk(73.4%, 36%, 0%, 12.9%)
CIE-LABlab(57.60, 1.62, -47.92)
CIE-LCHlch(57.60, 47.95, 271.94°)
OKLaboklab(63.4% -0.0482 -0.1364)
OKLCHoklch(63.4% 0.145 250.5)
XYZxyz(24.6565, 25.5469, 72.7247)
Luminance0.2555 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B8EDE #DE8B3B
analogous
#3BDEDD #3B8EDE #3B3CDE
triadic
#3B8EDE #DE3B8E #8EDE3B
tetradic
#3B8EDE #DD3BDE #DE8B3B #3CDE3B
square
#3B8EDE #DD3BDE #DE8B3B #3CDE3B
split-complementary
#3B8EDE #DE3B3C #DEDD3B
monochromatic
#175088 #206FBC #3B8EDE #6FACE7 #A4CAF0

Accessibility & contrast

On white

3.44
#3B8EDE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.11
#3B8EDE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8EDE
6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B8EDE#FFFFFF#000000##000000
##3B8EDE1.003.446.116.11
#FFFFFF3.441.0021.0021.00
#0000006.1121.001.001.00
##0000006.1121.001.001.00

Color blindness preview

Protanopia (red-blind)
#6993E1
Deuteranopia (green-blind)
#5183DC
Tritanopia (blue-blind)
#00A1AB
Achromatopsia (no color)
#8A8A8A

Design tokens & code

CSS
--color: #3b8ede;
/* rgb */ color: rgb(59, 142, 222);
/* oklch */ color: oklch(63.4% 0.145 250.5);
Tailwind
colors: {
  custom: {
    50: '#85aee8',
    500: '#3b8ede',
    950: '#000000',
  },
}
SCSS
$custom: #3b8ede;
$custom-light: #85aee8;
$custom-dark: #000000;
JSON
{
  "hex": "#3b8ede",
  "rgb": {
    "r": 59,
    "g": 142,
    "b": 222
  },
  "hsl": {
    "h": 209.448,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.634,
    "c": 0.14465,
    "h": 250.5
  },
  "luminance": 0.2555
}

Semantic roles & 50–950 ramp

primary
#3B8EDE
secondary
#DDBA98
accent
#923AEE
background
#F8FAFE
surface
#F0F4FD
border
#CBCED5
text
#0D1016
muted
#7D7F84

Preview Lab

Preview with #3B8EDE

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

Preview Lab → · Contrast checker → · Palette generator →

#3B8EDE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva