#45B8DF#45B8DF

#45B8DF is a light, moderate cyan. Relative luminance 0.409; OKLCH L 73.4% C 0.116 H 224.4°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX#45B8DF
RGBrgb(69, 184, 223)
HSLhsl(195, 71%, 57%)
HSVhsv(195, 69%, 87%)
CMYKcmyk(69.1%, 17.5%, 0%, 12.5%)
CIE-LABlab(70.08, -19.96, -28.95)
CIE-LCHlch(70.08, 35.16, 235.42°)
OKLaboklab(73.39% -0.0826 -0.081)
OKLCHoklch(73.39% 0.116 224.4)
XYZxyz(32.9086, 40.8702, 75.9521)
Luminance0.4087 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#45B8DF #DF6C45
analogous
#45DFB9 #45B8DF #456BDF
triadic
#45B8DF #DF45B8 #B8DF45
tetradic
#45B8DF #B945DF #DF6C45 #6BDF45
square
#45B8DF #B945DF #DF6C45 #6BDF45
split-complementary
#45B8DF #DF456B #DFB945
monochromatic
#197291 #229CC5 #45B8DF #79CCE8 #ADE0F1

Accessibility & contrast

On white

2.29
#45B8DF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.17
#45B8DF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B8DF
9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##45B8DF#FFFFFF#000000##000000
##45B8DF1.002.299.179.17
#FFFFFF2.291.0021.0021.00
#0000009.1721.001.001.00
##0000009.1721.001.001.00

Color blindness preview

Protanopia (red-blind)
#A2B4E1
Deuteranopia (green-blind)
#8DA5DF
Tritanopia (blue-blind)
#00C4C5
Achromatopsia (no color)
#ABABAB

Design tokens & code

CSS
--color: #45b8df;
/* rgb */ color: rgb(69, 184, 223);
/* oklch */ color: oklch(73.4% 0.116 224.4);
Tailwind
colors: {
  custom: {
    50: '#8bcde9',
    500: '#45b8df',
    950: '#000000',
  },
}
SCSS
$custom: #45b8df;
$custom-light: #8bcde9;
$custom-dark: #000000;
JSON
{
  "hex": "#45b8df",
  "rgb": {
    "r": 69,
    "g": 184,
    "b": 223
  },
  "hsl": {
    "h": 195.195,
    "s": 70.642,
    "l": 57.255
  },
  "oklch": {
    "l": 0.73389,
    "c": 0.11565,
    "h": 224.4
  },
  "luminance": 0.40874
}

Semantic roles & 50–950 ramp

primary
#45B8DF
secondary
#DFB1A1
accent
#683AED
background
#F9FCFE
surface
#F2F9FC
border
#CCD2D5
text
#0D1316
muted
#7E8284

Preview Lab

Preview with #45B8DF

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

Preview Lab → · Contrast checker → · Palette generator →

#45B8DF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva