#3F89CE#3F89CE

#3F89CE is a mid, vivid cyan. Relative luminance 0.234; OKLCH L 61.5% C 0.128 H 249.3°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX#3F89CE
RGBrgb(63, 137, 206)
HSLhsl(209, 59%, 53%)
HSVhsv(209, 69%, 81%)
CMYKcmyk(69.4%, 33.5%, 0%, 19.2%)
CIE-LABlab(55.48, -0.51, -42.28)
CIE-LCHlch(55.48, 42.29, 269.31°)
OKLaboklab(61.51% -0.0453 -0.1199)
OKLCHoklch(61.51% 0.128 249.3)
XYZxyz(22.1320, 23.4019, 61.7312)
Luminance0.2340 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F89CE #CE843F
analogous
#3FCECB #3F89CE #3F41CE
triadic
#3F89CE #CE3F89 #89CE3F
tetradic
#3F89CE #CB3FCE #CE843F #41CE3F
square
#3F89CE #CB3FCE #CE843F #41CE3F
split-complementary
#3F89CE #CE3F41 #CECB3F
monochromatic
#1E4B75 #2A6AA6 #3F89CE #70A7DA #A1C5E7

Accessibility & contrast

On white

3.70
#3F89CE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.68
#3F89CE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F89CE
5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F89CE#FFFFFF#000000##000000
##3F89CE1.003.705.685.68
#FFFFFF3.701.0021.0021.00
#0000005.6821.001.001.00
##0000005.6821.001.001.00

Color blindness preview

Protanopia (red-blind)
#6A8CD1
Deuteranopia (green-blind)
#567FCD
Tritanopia (blue-blind)
#0099A2
Achromatopsia (no color)
#858585

Design tokens & code

CSS
--color: #3f89ce;
/* rgb */ color: rgb(63, 137, 206);
/* oklch */ color: oklch(61.5% 0.128 249.3);
Tailwind
colors: {
  custom: {
    50: '#84abdd',
    500: '#3f89ce',
    950: '#000000',
  },
}
SCSS
$custom: #3f89ce;
$custom-light: #84abdd;
$custom-dark: #000000;
JSON
{
  "hex": "#3f89ce",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 206
  },
  "hsl": {
    "h": 208.951,
    "s": 59.336,
    "l": 52.745
  },
  "oklch": {
    "l": 0.61508,
    "c": 0.12819,
    "h": 249.3
  },
  "luminance": 0.23404
}

Semantic roles & 50–950 ramp

primary
#3F89CE
secondary
#D3B395
accent
#9145E3
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #3F89CE

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

Preview Lab → · Contrast checker → · Palette generator →

#3F89CE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva