#398CD5#398CD5

#398CD5 is a light, vivid cyan. Relative luminance 0.244; OKLCH L 62.4% C 0.136 H 248.5°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX#398CD5
RGBrgb(57, 140, 213)
HSLhsl(208, 65%, 53%)
HSVhsv(208, 73%, 84%)
CMYKcmyk(73.2%, 34.3%, 0%, 16.5%)
CIE-LABlab(56.51, -0.66, -44.61)
CIE-LCHlch(56.51, 44.62, 269.15°)
OKLaboklab(62.38% -0.0499 -0.1267)
OKLCHoklch(62.38% 0.136 248.5)
XYZxyz(23.0711, 24.4275, 66.4370)
Luminance0.2443 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#398CD5 #D58239
analogous
#39D5D0 #398CD5 #393ED5
triadic
#398CD5 #D5398C #8CD539
tetradic
#398CD5 #D039D5 #D58239 #3ED539
square
#398CD5 #D039D5 #D58239 #3ED539
split-complementary
#398CD5 #D5393E #D5D039
monochromatic
#1A4D7A #256DAC #398CD5 #6BA9E0 #9EC7EA

Accessibility & contrast

On white

3.57
#398CD5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.89
#398CD5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398CD5
5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##398CD5#FFFFFF#000000##000000
##398CD51.003.575.895.89
#FFFFFF3.571.0021.0021.00
#0000005.8921.001.001.00
##0000005.8921.001.001.00

Color blindness preview

Protanopia (red-blind)
#6B90D8
Deuteranopia (green-blind)
#5481D4
Tritanopia (blue-blind)
#009DA6
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #398cd5;
/* rgb */ color: rgb(57, 140, 213);
/* oklch */ color: oklch(62.4% 0.136 248.5);
Tailwind
colors: {
  custom: {
    50: '#83ade2',
    500: '#398cd5',
    950: '#000000',
  },
}
SCSS
$custom: #398cd5;
$custom-light: #83ade2;
$custom-dark: #000000;
JSON
{
  "hex": "#398cd5",
  "rgb": {
    "r": 57,
    "g": 140,
    "b": 213
  },
  "hsl": {
    "h": 208.077,
    "s": 65,
    "l": 52.941
  },
  "oklch": {
    "l": 0.62378,
    "c": 0.13622,
    "h": 248.5
  },
  "luminance": 0.2443
}

Semantic roles & 50–950 ramp

primary
#398CD5
secondary
#D7B393
accent
#8F40E8
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #398CD5

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

Preview Lab → · Contrast checker → · Palette generator →

#398CD5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva