#418BCB#418BCB

#418BCB is a mid, vivid cyan. Relative luminance 0.239; OKLCH L 61.9% C 0.122 H 247.4°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX#418BCB
RGBrgb(65, 139, 203)
HSLhsl(208, 57%, 53%)
HSVhsv(208, 68%, 80%)
CMYKcmyk(68%, 31.5%, 0%, 20.4%)
CIE-LABlab(55.99, -2.42, -39.79)
CIE-LCHlch(55.99, 39.87, 266.52°)
OKLaboklab(61.87% -0.0468 -0.1126)
OKLCHoklch(61.87% 0.122 247.4)
XYZxyz(22.1880, 23.8985, 59.9319)
Luminance0.2390 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#418BCB #CB8141
analogous
#41CBC6 #418BCB #4146CB
triadic
#418BCB #CB418B #8BCB41
tetradic
#418BCB #C641CB #CB8141 #46CB41
square
#418BCB #C641CB #CB8141 #46CB41
split-complementary
#418BCB #CB4146 #CBC641
monochromatic
#1F4C72 #2C6CA2 #418BCB #71A8D8 #A1C6E5

Accessibility & contrast

On white

3.63
#418BCB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.78
#418BCB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #418BCB
5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##418BCB#FFFFFF#000000##000000
##418BCB1.003.635.785.78
#FFFFFF3.631.0021.0021.00
#0000005.7821.001.001.00
##0000005.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#6F8DCE
Deuteranopia (green-blind)
#5B80CA
Tritanopia (blue-blind)
#009AA2
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #418bcb;
/* rgb */ color: rgb(65, 139, 203);
/* oklch */ color: oklch(61.9% 0.122 247.4);
Tailwind
colors: {
  custom: {
    50: '#84acdb',
    500: '#418bcb',
    950: '#000000',
  },
}
SCSS
$custom: #418bcb;
$custom-light: #84acdb;
$custom-dark: #000000;
JSON
{
  "hex": "#418bcb",
  "rgb": {
    "r": 65,
    "g": 139,
    "b": 203
  },
  "hsl": {
    "h": 207.826,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.61874,
    "c": 0.12195,
    "h": 247.4
  },
  "luminance": 0.23901
}

Semantic roles & 50–950 ramp

primary
#418BCB
secondary
#D2B296
accent
#8E48E0
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #418BCB

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

Preview Lab → · Contrast checker → · Palette generator →

#418BCB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva