#3B8BCF#3B8BCF

#3B8BCF is a mid, vivid cyan. Relative luminance 0.239; OKLCH L 61.9% C 0.129 H 247.5°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX#3B8BCF
RGBrgb(59, 139, 207)
HSLhsl(208, 61%, 52%)
HSVhsv(208, 71%, 81%)
CMYKcmyk(71.5%, 32.9%, 0%, 18.8%)
CIE-LABlab(55.99, -1.92, -42.06)
CIE-LCHlch(55.99, 42.11, 267.38°)
OKLaboklab(61.88% -0.0494 -0.1193)
OKLCHoklch(61.88% 0.129 247.5)
XYZxyz(22.2945, 23.8976, 62.4571)
Luminance0.2390 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B8BCF #CF7F3B
analogous
#3BCFC9 #3B8BCF #3B41CF
triadic
#3B8BCF #CF3B8B #8BCF3B
tetradic
#3B8BCF #C93BCF #CF7F3B #41CF3B
square
#3B8BCF #C93BCF #CF7F3B #41CF3B
split-complementary
#3B8BCF #CF3B41 #CFC93B
monochromatic
#1C4B73 #286BA5 #3B8BCF #6CA8DB #9DC5E7

Accessibility & contrast

On white

3.63
#3B8BCF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.78
#3B8BCF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8BCF
5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B8BCF#FFFFFF#000000##000000
##3B8BCF1.003.635.785.78
#FFFFFF3.631.0021.0021.00
#0000005.7821.001.001.00
##0000005.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#6C8ED2
Deuteranopia (green-blind)
#5780CE
Tritanopia (blue-blind)
#009BA3
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #3b8bcf;
/* rgb */ color: rgb(59, 139, 207);
/* oklch */ color: oklch(61.9% 0.129 247.5);
Tailwind
colors: {
  custom: {
    50: '#83acde',
    500: '#3b8bcf',
    950: '#000000',
  },
}
SCSS
$custom: #3b8bcf;
$custom-light: #83acde;
$custom-dark: #000000;
JSON
{
  "hex": "#3b8bcf",
  "rgb": {
    "r": 59,
    "g": 139,
    "b": 207
  },
  "hsl": {
    "h": 207.568,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.61882,
    "c": 0.12914,
    "h": 247.5
  },
  "luminance": 0.239
}

Semantic roles & 50–950 ramp

primary
#3B8BCF
secondary
#D3B093
accent
#8D44E4
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #3B8BCF

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

Preview Lab → · Contrast checker → · Palette generator →

#3B8BCF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva