#3F8ACA#3F8ACA

#3F8ACA is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.5% C 0.122 H 247.2°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX#3F8ACA
RGBrgb(63, 138, 202)
HSLhsl(208, 57%, 52%)
HSVhsv(208, 69%, 79%)
CMYKcmyk(68.8%, 31.7%, 0%, 20.8%)
CIE-LABlab(55.58, -2.49, -39.87)
CIE-LCHlch(55.58, 39.95, 266.42°)
OKLaboklab(61.52% -0.0474 -0.1129)
OKLCHoklch(61.52% 0.122 247.2)
XYZxyz(21.7950, 23.4957, 59.2521)
Luminance0.2350 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F8ACA #CA7F3F
analogous
#3FCAC5 #3F8ACA #3F45CA
triadic
#3F8ACA #CA3F8A #8ACA3F
tetradic
#3F8ACA #C53FCA #CA7F3F #45CA3F
square
#3F8ACA #C53FCA #CA7F3F #45CA3F
split-complementary
#3F8ACA #CA3F45 #CAC53F
monochromatic
#1F4B70 #2C6AA0 #3F8ACA #6FA7D7 #9FC4E4

Accessibility & contrast

On white

3.68
#3F8ACA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.70
#3F8ACA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8ACA
5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F8ACA#FFFFFF#000000##000000
##3F8ACA1.003.685.705.70
#FFFFFF3.681.0021.0021.00
#0000005.7021.001.001.00
##0000005.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#6D8CCD
Deuteranopia (green-blind)
#5A7FC9
Tritanopia (blue-blind)
#0099A1
Achromatopsia (no color)
#858585

Design tokens & code

CSS
--color: #3f8aca;
/* rgb */ color: rgb(63, 138, 202);
/* oklch */ color: oklch(61.5% 0.122 247.2);
Tailwind
colors: {
  custom: {
    50: '#83abda',
    500: '#3f8aca',
    950: '#000000',
  },
}
SCSS
$custom: #3f8aca;
$custom-light: #83abda;
$custom-dark: #000000;
JSON
{
  "hex": "#3f8aca",
  "rgb": {
    "r": 63,
    "g": 138,
    "b": 202
  },
  "hsl": {
    "h": 207.626,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.61519,
    "c": 0.12243,
    "h": 247.2
  },
  "luminance": 0.23498
}

Semantic roles & 50–950 ramp

primary
#3F8ACA
secondary
#D1B094
accent
#8E48E0
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #3F8ACA

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

Preview Lab → · Contrast checker → · Palette generator →

#3F8ACA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva