#4182CB#4182CB

#4182CB is a mid, vivid cyan. Relative luminance 0.214; OKLCH L 59.8% C 0.130 H 253.1°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX#4182CB
RGBrgb(65, 130, 203)
HSLhsl(212, 57%, 53%)
HSVhsv(212, 68%, 80%)
CMYKcmyk(68%, 36%, 0%, 20.4%)
CIE-LABlab(53.38, 2.91, -43.90)
CIE-LCHlch(53.38, 44.00, 273.79°)
OKLaboklab(59.83% -0.0379 -0.1247)
OKLCHoklch(59.83% 0.13 253.1)
XYZxyz(20.9381, 21.3987, 59.5152)
Luminance0.2140 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4182CB #CB8A41
analogous
#41C7CB #4182CB #4541CB
triadic
#4182CB #CB4182 #82CB41
tetradic
#4182CB #CB41C7 #CB8A41 #41CB45
square
#4182CB #CB41C7 #CB8A41 #41CB45
split-complementary
#4182CB #CB4541 #C7CB41
monochromatic
#1F4672 #2C64A2 #4182CB #71A2D8 #A1C1E5

Accessibility & contrast

On white

3.98
#4182CB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.28
#4182CB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182CB
5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4182CB#FFFFFF#000000##000000
##4182CB1.003.985.285.28
#FFFFFF3.981.0021.0021.00
#0000005.2821.001.001.00
##0000005.2821.001.001.00

Color blindness preview

Protanopia (red-blind)
#6187CE
Deuteranopia (green-blind)
#4E7ACA
Tritanopia (blue-blind)
#00939D
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #4182cb;
/* rgb */ color: rgb(65, 130, 203);
/* oklch */ color: oklch(59.8% 0.130 253.1);
Tailwind
colors: {
  custom: {
    50: '#84a5db',
    500: '#4182cb',
    950: '#000000',
  },
}
SCSS
$custom: #4182cb;
$custom-light: #84a5db;
$custom-dark: #000000;
JSON
{
  "hex": "#4182cb",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 203
  },
  "hsl": {
    "h": 211.739,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.59831,
    "c": 0.13034,
    "h": 253.1
  },
  "luminance": 0.21401
}

Semantic roles & 50–950 ramp

primary
#4182CB
secondary
#D2B696
accent
#9848E0
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C0F15
muted
#7D7F83

Preview Lab

Preview with #4182CB

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

Preview Lab → · Contrast checker → · Palette generator →

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