#45B3D9#45B3D9

#45B3D9 is a light, moderate cyan. Relative luminance 0.385; OKLCH L 72.0% C 0.112 H 224.7°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX#45B3D9
RGBrgb(69, 179, 217)
HSLhsl(195, 66%, 56%)
HSVhsv(195, 68%, 85%)
CMYKcmyk(68.2%, 17.5%, 0%, 14.9%)
CIE-LABlab(68.40, -19.26, -28.27)
CIE-LCHlch(68.40, 34.20, 235.74°)
OKLaboklab(71.96% -0.0798 -0.079)
OKLCHoklch(71.96% 0.112 224.7)
XYZxyz(31.0936, 38.5117, 71.4270)
Luminance0.3851 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#45B3D9 #D96B45
analogous
#45D9B5 #45B3D9 #4569D9
triadic
#45B3D9 #D945B3 #B3D945
tetradic
#45B3D9 #B545D9 #D96B45 #69D945
square
#45B3D9 #B545D9 #D96B45 #69D945
split-complementary
#45B3D9 #D94569 #D9B545
monochromatic
#1C6C88 #2695BB #45B3D9 #78C8E3 #ABDDEE

Accessibility & contrast

On white

2.41
#45B3D9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.70
#45B3D9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B3D9
8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##45B3D9#FFFFFF#000000##000000
##45B3D91.002.418.708.70
#FFFFFF2.411.0021.0021.00
#0000008.7021.001.001.00
##0000008.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#9EAFDB
Deuteranopia (green-blind)
#89A0D9
Tritanopia (blue-blind)
#00BEBF
Achromatopsia (no color)
#A7A7A7

Design tokens & code

CSS
--color: #45b3d9;
/* rgb */ color: rgb(69, 179, 217);
/* oklch */ color: oklch(72.0% 0.112 224.7);
Tailwind
colors: {
  custom: {
    50: '#8ac9e4',
    500: '#45b3d9',
    950: '#000000',
  },
}
SCSS
$custom: #45b3d9;
$custom-light: #8ac9e4;
$custom-dark: #000000;
JSON
{
  "hex": "#45b3d9",
  "rgb": {
    "r": 69,
    "g": 179,
    "b": 217
  },
  "hsl": {
    "h": 195.405,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.71962,
    "c": 0.11234,
    "h": 224.7
  },
  "luminance": 0.38515
}

Semantic roles & 50–950 ramp

primary
#45B3D9
secondary
#DBAE9E
accent
#6A3FE9
background
#F9FCFD
surface
#F1F8FB
border
#CBD1D4
text
#0D1315
muted
#7E8283

Preview Lab

Preview with #45B3D9

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

Preview Lab → · Contrast checker → · Palette generator →

#45B3D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva