#45B7E6#45B7E6

#45B7E6 is a light, vivid cyan. Relative luminance 0.408; OKLCH L 73.5% C 0.121 H 229.3°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#45B7E6
RGB	rgb(69, 183, 230)
HSL	hsl(198, 76%, 59%)
HSV	hsv(198, 70%, 90%)
CMYK	cmyk(70%, 20.4%, 0%, 9.8%)
CIE-LAB	lab(70.06, -17.20, -32.80)
CIE-LCH	lch(70.06, 37.04, 242.32°)
OKLab	oklab(73.46% -0.0791 -0.092)
OKLCH	oklch(73.46% 0.121 229.3)
XYZ	xyz(33.6649, 40.8415, 80.9565)
Luminance	0.4084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B7E6 #E67445

analogous

#45E6C5 #45B7E6 #4566E6

triadic

#45B7E6 #E645B7 #B7E645

tetradic

#45B7E6 #C545E6 #E67445 #66E645

square

#45B7E6 #C545E6 #E67445 #66E645

split-complementary

#45B7E6 #E64566 #E6C545

monochromatic

#15749C #1C9DD2 #45B7E6 #7BCCED #B1E1F5

Accessibility & contrast

On white

2.29

#45B7E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#45B7E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B7E6

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B7E6	#FFFFFF	#000000	##000000
##45B7E6	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB4E8

Deuteranopia (green-blind)

#89A4E5

Tritanopia (blue-blind)

#00C4C7

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #45b7e6;
/* rgb */ color: rgb(69, 183, 230);
/* oklch */ color: oklch(73.5% 0.121 229.3);

Tailwind

colors: {
  custom: {
    50: '#8cccee',
    500: '#45b7e6',
    950: '#000000',
  },
}

SCSS

$custom: #45b7e6;
$custom-light: #8cccee;
$custom-dark: #000000;

JSON

{
  "hex": "#45b7e6",
  "rgb": {
    "r": 69,
    "g": 183,
    "b": 230
  },
  "hsl": {
    "h": 197.516,
    "s": 76.303,
    "l": 58.627
  },
  "oklch": {
    "l": 0.73462,
    "c": 0.12131,
    "h": 229.3
  },
  "luminance": 0.40845
}

Semantic roles & 50–950 ramp

primary

#45B7E6

secondary

#E3B6A4

accent

#6C35F3

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #45B7E6

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

Preview Lab → · Contrast checker → · Palette generator →