#4182CC#4182CC

#4182CC is a mid, vivid cyan. Relative luminance 0.214; OKLCH L 59.9% C 0.132 H 253.4°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX#4182CC
RGBrgb(65, 130, 204)
HSLhsl(212, 58%, 53%)
HSVhsv(212, 68%, 80%)
CMYKcmyk(68.1%, 36.3%, 0%, 20%)
CIE-LABlab(53.43, 3.26, -44.39)
CIE-LCHlch(53.43, 44.50, 274.20°)
OKLaboklab(59.89% -0.0376 -0.1261)
OKLCHoklch(59.89% 0.132 253.4)
XYZxyz(21.0577, 21.4465, 60.1449)
Luminance0.2145 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4182CC #CC8B41
analogous
#41C8CC #4182CC #4541CC
triadic
#4182CC #CC4182 #82CC41
tetradic
#4182CC #CC41C8 #CC8B41 #41CC45
square
#4182CC #CC41C8 #CC8B41 #41CC45
split-complementary
#4182CC #CC4541 #C8CC41
monochromatic
#1F4774 #2C64A4 #4182CC #71A2D9 #A1C1E6

Accessibility & contrast

On white

3.97
#4182CC on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.29
#4182CC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182CC
5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4182CC#FFFFFF#000000##000000
##4182CC1.003.975.295.29
#FFFFFF3.971.0021.0021.00
#0000005.2921.001.001.00
##0000005.2921.001.001.00

Color blindness preview

Protanopia (red-blind)
#6187CF
Deuteranopia (green-blind)
#4D7ACB
Tritanopia (blue-blind)
#00939D
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #4182cc;
/* rgb */ color: rgb(65, 130, 204);
/* oklch */ color: oklch(59.9% 0.132 253.4);
Tailwind
colors: {
  custom: {
    50: '#84a5dc',
    500: '#4182cc',
    950: '#000000',
  },
}
SCSS
$custom: #4182cc;
$custom-light: #84a5dc;
$custom-dark: #000000;
JSON
{
  "hex": "#4182cc",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 204
  },
  "hsl": {
    "h": 211.942,
    "s": 57.676,
    "l": 52.745
  },
  "oklch": {
    "l": 0.59889,
    "c": 0.13162,
    "h": 253.4
  },
  "luminance": 0.21449
}

Semantic roles & 50–950 ramp

primary
#4182CC
secondary
#D3B696
accent
#9947E1
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C0F15
muted
#7D7F83

Preview Lab

Preview with #4182CC

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

Preview Lab → · Contrast checker → · Palette generator →

#4182CC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva