#5B9DE4#5B9DE4

#5B9DE4 is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.3% C 0.125 H 251.7°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX#5B9DE4
RGBrgb(91, 157, 228)
HSLhsl(211, 72%, 63%)
HSVhsv(211, 60%, 89%)
CMYKcmyk(60.1%, 31.1%, 0%, 10.6%)
CIE-LABlab(63.29, 0.06, -42.21)
CIE-LCHlch(63.29, 42.21, 270.08°)
OKLaboklab(68.27% -0.0394 -0.1191)
OKLCHoklch(68.27% 0.125 251.7)
XYZxyz(30.3699, 31.9367, 77.9477)
Luminance0.3194 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5B9DE4 #E4A25B
analogous
#5BE1E4 #5B9DE4 #5D5BE4
triadic
#5B9DE4 #E45B9D #9DE45B
tetradic
#5B9DE4 #E45BE1 #E4A25B #5BE45D
square
#5B9DE4 #E45BE1 #E4A25B #5BE45D
split-complementary
#5B9DE4 #E45D5B #E1E45B
monochromatic
#1C60A9 #267EDB #5B9DE4 #90BCED #C4DCF5

Accessibility & contrast

On white

2.84
#5B9DE4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.39
#5B9DE4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9DE4
7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5B9DE4#FFFFFF#000000##000000
##5B9DE41.002.847.397.39
#FFFFFF2.841.0021.0021.00
#0000007.3921.001.001.00
##0000007.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#7FA1E7
Deuteranopia (green-blind)
#6D93E3
Tritanopia (blue-blind)
#00ADB6
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #5b9de4;
/* rgb */ color: rgb(91, 157, 228);
/* oklch */ color: oklch(68.3% 0.125 251.7);
Tailwind
colors: {
  custom: {
    50: '#94b9ed',
    500: '#5b9de4',
    950: '#000000',
  },
}
SCSS
$custom: #5b9de4;
$custom-light: #94b9ed;
$custom-dark: #000000;
JSON
{
  "hex": "#5b9de4",
  "rgb": {
    "r": 91,
    "g": 157,
    "b": 228
  },
  "hsl": {
    "h": 211.095,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.68274,
    "c": 0.12549,
    "h": 251.7
  },
  "luminance": 0.3194
}

Semantic roles & 50–950 ramp

primary
#5B9DE4
secondary
#E6CEB4
accent
#7612D4
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1116
muted
#7E8084

Preview Lab

Preview with #5B9DE4

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

Preview Lab → · Contrast checker → · Palette generator →

#5B9DE4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva