#45B9E8#45B9E8

#45B9E8 is a light, vivid cyan. Relative luminance 0.418; OKLCH L 74.0% C 0.122 H 228.9°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#45B9E8
RGB	rgb(69, 185, 232)
HSL	hsl(197, 78%, 59%)
HSV	hsv(197, 70%, 91%)
CMYK	cmyk(70.3%, 20.3%, 0%, 9%)
CIE-LAB	lab(70.72, -17.61, -32.87)
CIE-LCH	lch(70.72, 37.29, 241.82°)
OKLab	oklab(74.01% -0.0803 -0.0922)
OKLCH	oklch(74.01% 0.122 228.9)
XYZ	xyz(34.3628, 41.7854, 82.5827)
Luminance	0.4179 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B9E8 #E87445

analogous

#45E8C6 #45B9E8 #4568E8

triadic

#45B9E8 #E845B9 #B9E845

tetradic

#45B9E8 #C645E8 #E87445 #68E845

square

#45B9E8 #C645E8 #E87445 #68E845

split-complementary

#45B9E8 #E84568 #E8C645

monochromatic

#14779F #1A9FD5 #45B9E8 #7BCDEF #B2E2F5

Accessibility & contrast

On white

2.24

#45B9E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.36

#45B9E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B9E8

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B9E8	#FFFFFF	#000000	##000000
##45B9E8	1.00	2.24	9.36	9.36
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.36	21.00	1.00	1.00
##000000	9.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1B6EA

Deuteranopia (green-blind)

#8AA6E7

Tritanopia (blue-blind)

#00C6C9

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #45b9e8;
/* rgb */ color: rgb(69, 185, 232);
/* oklch */ color: oklch(74.0% 0.122 228.9);

Tailwind

colors: {
  custom: {
    50: '#8cceef',
    500: '#45b9e8',
    950: '#000000',
  },
}

SCSS

$custom: #45b9e8;
$custom-light: #8cceef;
$custom-dark: #000000;

JSON

{
  "hex": "#45b9e8",
  "rgb": {
    "r": 69,
    "g": 185,
    "b": 232
  },
  "hsl": {
    "h": 197.301,
    "s": 77.99,
    "l": 59.02
  },
  "oklch": {
    "l": 0.74014,
    "c": 0.12226,
    "h": 228.9
  },
  "luminance": 0.41789
}

Semantic roles & 50–950 ramp

primary

#45B9E8

secondary

#E4B7A4

accent

#6B33F4

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #45B9E8

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

Preview Lab → · Contrast checker → · Palette generator →