#3F8ECA#3F8ECA

#3F8ECA is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.4% C 0.119 H 244.4°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX#3F8ECA
RGBrgb(63, 142, 202)
HSLhsl(206, 57%, 52%)
HSVhsv(206, 69%, 79%)
CMYKcmyk(68.8%, 29.7%, 0%, 20.8%)
CIE-LABlab(56.75, -4.82, -38.04)
CIE-LCHlch(56.75, 38.34, 262.79°)
OKLaboklab(62.44% -0.0514 -0.1075)
OKLCHoklch(62.44% 0.119 244.4)
XYZxyz(22.3795, 24.6646, 59.4470)
Luminance0.2467 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F8ECA #CA7B3F
analogous
#3FCAC0 #3F8ECA #3F49CA
triadic
#3F8ECA #CA3F8E #8ECA3F
tetradic
#3F8ECA #C03FCA #CA7B3F #49CA3F
square
#3F8ECA #C03FCA #CA7B3F #49CA3F
split-complementary
#3F8ECA #CA3F49 #CAC03F
monochromatic
#1F4D70 #2C6EA0 #3F8ECA #6FAAD7 #9FC6E4

Accessibility & contrast

On white

3.54
#3F8ECA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.93
#3F8ECA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8ECA
5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F8ECA#FFFFFF#000000##000000
##3F8ECA1.003.545.935.93
#FFFFFF3.541.0021.0021.00
#0000005.9321.001.001.00
##0000005.9321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7390CD
Deuteranopia (green-blind)
#6082C9
Tritanopia (blue-blind)
#009DA3
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #3f8eca;
/* rgb */ color: rgb(63, 142, 202);
/* oklch */ color: oklch(62.4% 0.119 244.4);
Tailwind
colors: {
  custom: {
    50: '#84aeda',
    500: '#3f8eca',
    950: '#000000',
  },
}
SCSS
$custom: #3f8eca;
$custom-light: #84aeda;
$custom-dark: #000000;
JSON
{
  "hex": "#3f8eca",
  "rgb": {
    "r": 63,
    "g": 142,
    "b": 202
  },
  "hsl": {
    "h": 205.899,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.6244,
    "c": 0.11914,
    "h": 244.4
  },
  "luminance": 0.24667
}

Semantic roles & 50–950 ramp

primary
#3F8ECA
secondary
#D1AE94
accent
#8948E0
background
#F8FAFD
surface
#F0F4FA
border
#CBCED3
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #3F8ECA

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

Preview Lab → · Contrast checker → · Palette generator →

#3F8ECA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva