#45B8E8#45B8E8

#45B8E8 is a light, vivid cyan. Relative luminance 0.414; OKLCH L 73.8% C 0.123 H 229.7°. Best body text is #000000 at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#45B8E8
RGB	rgb(69, 184, 232)
HSL	hsl(198, 78%, 59%)
HSV	hsv(198, 70%, 91%)
CMYK	cmyk(70.3%, 20.7%, 0%, 9%)
CIE-LAB	lab(70.43, -17.08, -33.32)
CIE-LCH	lch(70.43, 37.44, 242.85°)
OKLab	oklab(73.78% -0.0793 -0.0935)
OKLCH	oklch(73.78% 0.123 229.7)
XYZ	xyz(34.1544, 41.3685, 82.5132)
Luminance	0.4137 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B8E8 #E87545

analogous

#45E8C7 #45B8E8 #4567E8

triadic

#45B8E8 #E845B8 #B8E845

tetradic

#45B8E8 #C745E8 #E87545 #67E845

square

#45B8E8 #C745E8 #E87545 #67E845

split-complementary

#45B8E8 #E84567 #E8C745

monochromatic

#14769F #1A9ED5 #45B8E8 #7BCDEF #B2E2F5

Accessibility & contrast

On white

2.26

#45B8E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.27

#45B8E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B8E8

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B8E8	#FFFFFF	#000000	##000000
##45B8E8	1.00	2.26	9.27	9.27
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.27	21.00	1.00	1.00
##000000	9.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB5EA

Deuteranopia (green-blind)

#89A5E7

Tritanopia (blue-blind)

#00C5C8

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #45b8e8;
/* rgb */ color: rgb(69, 184, 232);
/* oklch */ color: oklch(73.8% 0.123 229.7);

Tailwind

colors: {
  custom: {
    50: '#8ccdef',
    500: '#45b8e8',
    950: '#000000',
  },
}

SCSS

$custom: #45b8e8;
$custom-light: #8ccdef;
$custom-dark: #000000;

JSON

{
  "hex": "#45b8e8",
  "rgb": {
    "r": 69,
    "g": 184,
    "b": 232
  },
  "hsl": {
    "h": 197.669,
    "s": 77.99,
    "l": 59.02
  },
  "oklch": {
    "l": 0.73783,
    "c": 0.12261,
    "h": 229.7
  },
  "luminance": 0.41372
}

Semantic roles & 50–950 ramp

primary

#45B8E8

secondary

#E4B7A4

accent

#6C33F4

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #45B8E8

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

Preview Lab → · Contrast checker → · Palette generator →