#45BCE9#45BCE9

#45BCE9 is a light, vivid cyan. Relative luminance 0.431; OKLCH L 74.8% C 0.122 H 227.3°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).

Color values

HEX#45BCE9
RGBrgb(69, 188, 233)
HSLhsl(196, 79%, 59%)
HSVhsv(196, 70%, 91%)
CMYKcmyk(70.4%, 19.3%, 0%, 8.6%)
CIE-LABlab(71.63, -18.86, -32.01)
CIE-LCHlch(71.63, 37.15, 239.50°)
OKLaboklab(74.75% -0.0829 -0.0897)
OKLCHoklch(74.75% 0.122 227.3)
XYZxyz(35.1395, 43.1108, 83.5443)
Luminance0.4311 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#45BCE9 #E97245
analogous
#45E9C4 #45BCE9 #456AE9
triadic
#45BCE9 #E945BC #BCE945
tetradic
#45BCE9 #C445E9 #E97245 #6AE945
square
#45BCE9 #C445E9 #E97245 #6AE945
split-complementary
#45BCE9 #E9456A #E9C445
monochromatic
#137AA1 #19A3D7 #45BCE9 #7CD0EF #B2E3F6

Accessibility & contrast

On white

2.18
#45BCE9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.62
#45BCE9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45BCE9
9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##45BCE9#FFFFFF#000000##000000
##45BCE91.002.189.629.62
#FFFFFF2.181.0021.0021.00
#0000009.6221.001.001.00
##0000009.6221.001.001.00

Color blindness preview

Protanopia (red-blind)
#A4B9EB
Deuteranopia (green-blind)
#8EA8E8
Tritanopia (blue-blind)
#00C9CB
Achromatopsia (no color)
#AFAFAF

Design tokens & code

CSS
--color: #45bce9;
/* rgb */ color: rgb(69, 188, 233);
/* oklch */ color: oklch(74.8% 0.122 227.3);
Tailwind
colors: {
  custom: {
    50: '#8cd0f0',
    500: '#45bce9',
    950: '#000000',
  },
}
SCSS
$custom: #45bce9;
$custom-light: #8cd0f0;
$custom-dark: #000000;
JSON
{
  "hex": "#45bce9",
  "rgb": {
    "r": 69,
    "g": 188,
    "b": 233
  },
  "hsl": {
    "h": 196.463,
    "s": 78.846,
    "l": 59.216
  },
  "oklch": {
    "l": 0.74752,
    "c": 0.12211,
    "h": 227.3
  },
  "luminance": 0.43115
}

Semantic roles & 50–950 ramp

primary
#45BCE9
secondary
#E5B6A5
accent
#6832F5
background
#F9FCFE
surface
#F2F9FD
border
#CCD2D5
text
#0E1416
muted
#7E8284

Preview Lab

Preview with #45BCE9

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

Preview Lab → · Contrast checker → · Palette generator →

#45BCE9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva