#4088D6#4088D6

#4088D6 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.8% C 0.139 H 252.6°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX#4088D6
RGBrgb(64, 136, 214)
HSLhsl(211, 65%, 55%)
HSVhsv(211, 70%, 84%)
CMYKcmyk(70.1%, 36.4%, 0%, 16.1%)
CIE-LABlab(55.64, 3.04, -46.55)
CIE-LCHlch(55.64, 46.65, 273.73°)
OKLaboklab(61.77% -0.0416 -0.1324)
OKLCHoklch(61.77% 0.139 252.6)
XYZxyz(23.0516, 23.5509, 66.9362)
Luminance0.2355 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4088D6 #D68E40
analogous
#40D3D6 #4088D6 #4340D6
triadic
#4088D6 #D64088 #88D640
tetradic
#4088D6 #D640D3 #D68E40 #40D643
square
#4088D6 #D640D3 #D68E40 #40D643
split-complementary
#4088D6 #D64340 #D3D640
monochromatic
#1B4C80 #266AB2 #4088D6 #72A7E1 #A5C7EC

Accessibility & contrast

On white

3.68
#4088D6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.71
#4088D6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4088D6
5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4088D6#FFFFFF#000000##000000
##4088D61.003.685.715.71
#FFFFFF3.681.0021.0021.00
#0000005.7121.001.001.00
##0000005.7121.001.001.00

Color blindness preview

Protanopia (red-blind)
#658DD9
Deuteranopia (green-blind)
#4F7FD4
Tritanopia (blue-blind)
#009AA5
Achromatopsia (no color)
#858585

Design tokens & code

CSS
--color: #4088d6;
/* rgb */ color: rgb(64, 136, 214);
/* oklch */ color: oklch(61.8% 0.139 252.6);
Tailwind
colors: {
  custom: {
    50: '#86aae3',
    500: '#4088d6',
    950: '#000000',
  },
}
SCSS
$custom: #4088d6;
$custom-light: #86aae3;
$custom-dark: #000000;
JSON
{
  "hex": "#4088d6",
  "rgb": {
    "r": 64,
    "g": 136,
    "b": 214
  },
  "hsl": {
    "h": 211.2,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.61768,
    "c": 0.13876,
    "h": 252.6
  },
  "luminance": 0.23553
}

Semantic roles & 50–950 ramp

primary
#4088D6
secondary
#D9BA99
accent
#9740E8
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #4088D6

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

Preview Lab → · Contrast checker → · Palette generator →

#4088D6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva