#45D0FB#45D0FB

#45D0FB is a light, vivid cyan. Relative luminance 0.533; OKLCH L 80.1% C 0.130 H 223.0°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#45D0FB
RGB	rgb(69, 208, 251)
HSL	hsl(194, 96%, 63%)
HSV	hsv(194, 73%, 98%)
CMYK	cmyk(72.5%, 17.1%, 0%, 1.6%)
CIE-LAB	lab(78.07, -23.40, -31.76)
CIE-LCH	lch(78.07, 39.45, 233.62°)
OKLab	oklab(80.14% -0.0954 -0.0889)
OKLCH	oklch(80.14% 0.13 223)
XYZ	xyz(42.4155, 53.3370, 99.3077)
Luminance	0.5334 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45D0FB #FB7045

analogous

#45FBCB #45D0FB #4575FB

triadic

#45D0FB #FB45D0 #D0FB45

tetradic

#45D0FB #CB45FB #FB7045 #75FB45

square

#45D0FB #CB45FB #FB7045 #75FB45

split-complementary

#45D0FB #FB4575 #FBCB45

monochromatic

#0495C1 #09C1FA #45D0FB #81DFFC #BDEEFE

Accessibility & contrast

On white

1.80

#45D0FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#45D0FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45D0FB

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45D0FB	#FFFFFF	#000000	##000000
##45D0FB	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7CBFD

Deuteranopia (green-blind)

#9FB9FB

Tritanopia (blue-blind)

#00DDDE

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #45d0fb;
/* rgb */ color: rgb(69, 208, 251);
/* oklch */ color: oklch(80.1% 0.130 223.0);

Tailwind

colors: {
  custom: {
    50: '#90defc',
    500: '#45d0fb',
    950: '#000000',
  },
}

SCSS

$custom: #45d0fb;
$custom-light: #90defc;
$custom-dark: #000000;

JSON

{
  "hex": "#45d0fb",
  "rgb": {
    "r": 69,
    "g": 208,
    "b": 251
  },
  "hsl": {
    "h": 194.176,
    "s": 95.789,
    "l": 62.745
  },
  "oklch": {
    "l": 0.80137,
    "c": 0.13039,
    "h": 223
  },
  "luminance": 0.53342
}

Semantic roles & 50–950 ramp

primary

#45D0FB

secondary

#BF4A26

accent

#3600E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0E1517

muted

#7F8485

Preview Lab

Preview with #45D0FB

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

Preview Lab → · Contrast checker → · Palette generator →