#45B7DF#45B7DF

#45B7DF is a light, moderate cyan. Relative luminance 0.405; OKLCH L 73.2% C 0.116 H 225.2°. Best body text is #000000 at 9.09:1 contrast (WCAG AA passes).

Color values

HEX#45B7DF
RGBrgb(69, 183, 223)
HSLhsl(196, 71%, 57%)
HSVhsv(196, 69%, 87%)
CMYKcmyk(69.1%, 17.9%, 0%, 12.5%)
CIE-LABlab(69.79, -19.44, -29.40)
CIE-LCHlch(69.79, 35.25, 236.53°)
OKLaboklab(73.16% -0.0816 -0.0822)
OKLCHoklch(73.16% 0.116 225.2)
XYZxyz(32.7016, 40.4562, 75.8831)
Luminance0.4046 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#45B7DF #DF6D45
analogous
#45DFBA #45B7DF #456ADF
triadic
#45B7DF #DF45B7 #B7DF45
tetradic
#45B7DF #BA45DF #DF6D45 #6ADF45
square
#45B7DF #BA45DF #DF6D45 #6ADF45
split-complementary
#45B7DF #DF456A #DFBA45
monochromatic
#197291 #229BC5 #45B7DF #79CBE8 #ADDFF1

Accessibility & contrast

On white

2.31
#45B7DF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.09
#45B7DF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B7DF
9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##45B7DF#FFFFFF#000000##000000
##45B7DF1.002.319.099.09
#FFFFFF2.311.0021.0021.00
#0000009.0921.001.001.00
##0000009.0921.001.001.00

Color blindness preview

Protanopia (red-blind)
#A1B3E1
Deuteranopia (green-blind)
#8CA4DF
Tritanopia (blue-blind)
#00C3C4
Achromatopsia (no color)
#AAAAAA

Design tokens & code

CSS
--color: #45b7df;
/* rgb */ color: rgb(69, 183, 223);
/* oklch */ color: oklch(73.2% 0.116 225.2);
Tailwind
colors: {
  custom: {
    50: '#8bcce9',
    500: '#45b7df',
    950: '#000000',
  },
}
SCSS
$custom: #45b7df;
$custom-light: #8bcce9;
$custom-dark: #000000;
JSON
{
  "hex": "#45b7df",
  "rgb": {
    "r": 69,
    "g": 183,
    "b": 223
  },
  "hsl": {
    "h": 195.584,
    "s": 70.642,
    "l": 57.255
  },
  "oklch": {
    "l": 0.73155,
    "c": 0.11586,
    "h": 225.2
  },
  "luminance": 0.4046
}

Semantic roles & 50–950 ramp

primary
#45B7DF
secondary
#DFB1A1
accent
#693AED
background
#F9FCFE
surface
#F2F8FC
border
#CCD1D5
text
#0D1316
muted
#7E8284

Preview Lab

Preview with #45B7DF

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

Preview Lab → · Contrast checker → · Palette generator →

#45B7DF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva