#4389D3#4389D3

#4389D3 is a mid, vivid cyan. Relative luminance 0.238; OKLCH L 61.9% C 0.133 H 251.9°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX#4389D3
RGBrgb(67, 137, 211)
HSLhsl(211, 62%, 55%)
HSVhsv(211, 68%, 83%)
CMYKcmyk(68.2%, 35.1%, 0%, 17.3%)
CIE-LABlab(55.87, 1.85, -44.48)
CIE-LCHlch(55.87, 44.52, 272.38°)
OKLaboklab(61.93% -0.0413 -0.1263)
OKLCHoklch(61.93% 0.133 251.9)
XYZxyz(23.0139, 23.7853, 64.9935)
Luminance0.2379 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4389D3 #D38D43
analogous
#43D1D3 #4389D3 #4543D3
triadic
#4389D3 #D34389 #89D343
tetradic
#4389D3 #D343D1 #D38D43 #43D345
square
#4389D3 #D343D1 #D38D43 #43D345
split-complementary
#4389D3 #D34543 #D1D343
monochromatic
#1E4C7E #296BB0 #4389D3 #75A8DF #A6C7EA

Accessibility & contrast

On white

3.65
#4389D3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.76
#4389D3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4389D3
5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4389D3#FFFFFF#000000##000000
##4389D31.003.655.765.76
#FFFFFF3.651.0021.0021.00
#0000005.7621.001.001.00
##0000005.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#688DD6
Deuteranopia (green-blind)
#5380D2
Tritanopia (blue-blind)
#009AA4
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #4389d3;
/* rgb */ color: rgb(67, 137, 211);
/* oklch */ color: oklch(61.9% 0.133 251.9);
Tailwind
colors: {
  custom: {
    50: '#87abe1',
    500: '#4389d3',
    950: '#000000',
  },
}
SCSS
$custom: #4389d3;
$custom-light: #87abe1;
$custom-dark: #000000;
JSON
{
  "hex": "#4389d3",
  "rgb": {
    "r": 67,
    "g": 137,
    "b": 211
  },
  "hsl": {
    "h": 210.833,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.61933,
    "c": 0.13286,
    "h": 251.9
  },
  "luminance": 0.23788
}

Semantic roles & 50–950 ramp

primary
#4389D3
secondary
#D7BA9A
accent
#9643E5
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #4389D3

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

Preview Lab → · Contrast checker → · Palette generator →

#4389D3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva