#4188D7#4188D7

#4188D7 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.9% C 0.140 H 253.1°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX#4188D7
RGBrgb(65, 136, 215)
HSLhsl(212, 65%, 55%)
HSVhsv(212, 70%, 84%)
CMYKcmyk(69.8%, 36.7%, 0%, 15.7%)
CIE-LABlab(55.72, 3.54, -46.97)
CIE-LCHlch(55.72, 47.11, 274.31°)
OKLaboklab(61.86% -0.0407 -0.1336)
OKLCHoklch(61.86% 0.14 253.1)
XYZxyz(23.2453, 23.6359, 67.6139)
Luminance0.2364 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4188D7 #D79041
analogous
#41D3D7 #4188D7 #4541D7
triadic
#4188D7 #D74188 #88D741
tetradic
#4188D7 #D741D3 #D79041 #41D745
square
#4188D7 #D741D3 #D79041 #41D745
split-complementary
#4188D7 #D74541 #D3D741
monochromatic
#1B4C82 #266AB5 #4188D7 #74A8E2 #A6C7EC

Accessibility & contrast

On white

3.67
#4188D7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.73
#4188D7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4188D7
5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4188D7#FFFFFF#000000##000000
##4188D71.003.675.735.73
#FFFFFF3.671.0021.0021.00
#0000005.7321.001.001.00
##0000005.7321.001.001.00

Color blindness preview

Protanopia (red-blind)
#648DDA
Deuteranopia (green-blind)
#4E7FD5
Tritanopia (blue-blind)
#009AA5
Achromatopsia (no color)
#858585

Design tokens & code

CSS
--color: #4188d7;
/* rgb */ color: rgb(65, 136, 215);
/* oklch */ color: oklch(61.9% 0.140 253.1);
Tailwind
colors: {
  custom: {
    50: '#86aae4',
    500: '#4188d7',
    950: '#000000',
  },
}
SCSS
$custom: #4188d7;
$custom-light: #86aae4;
$custom-dark: #000000;
JSON
{
  "hex": "#4188d7",
  "rgb": {
    "r": 65,
    "g": 136,
    "b": 215
  },
  "hsl": {
    "h": 211.6,
    "s": 65.217,
    "l": 54.902
  },
  "oklch": {
    "l": 0.61862,
    "c": 0.13967,
    "h": 253.1
  },
  "luminance": 0.23638
}

Semantic roles & 50–950 ramp

primary
#4188D7
secondary
#D9BC9A
accent
#9840E8
background
#F8FAFE
surface
#F0F4FC
border
#CBCED5
text
#0D1015
muted
#7D7F84

Preview Lab

Preview with #4188D7

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

Preview Lab → · Contrast checker → · Palette generator →

#4188D7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva