#45ADE0#45ADE0

#45ADE0 is a light, vivid cyan. Relative luminance 0.365; OKLCH L 70.9% C 0.120 H 233.5°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#45ADE0
RGB	rgb(69, 173, 224)
HSL	hsl(200, 71%, 57%)
HSV	hsv(200, 69%, 88%)
CMYK	cmyk(69.2%, 22.8%, 0%, 12.2%)
CIE-LAB	lab(66.92, -13.82, -34.39)
CIE-LCH	lch(66.92, 37.06, 248.10°)
OKLab	oklab(70.88% -0.0714 -0.0966)
OKLCH	oklch(70.88% 0.12 233.5)
XYZ	xyz(30.8470, 36.5307, 75.9320)
Luminance	0.3653 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45ADE0 #E07845

analogous

#45E0C6 #45ADE0 #455FE0

triadic

#45ADE0 #E045AD #ADE045

tetradic

#45ADE0 #C645E0 #E07845 #5FE045

square

#45ADE0 #C645E0 #E07845 #5FE045

split-complementary

#45ADE0 #E0455F #E0C645

monochromatic

#186A92 #2190C7 #45ADE0 #79C4E9 #AEDBF1

Accessibility & contrast

On white

2.53

#45ADE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#45ADE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45ADE0

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45ADE0	#FFFFFF	#000000	##000000
##45ADE0	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94ABE2

Deuteranopia (green-blind)

#7F9CDF

Tritanopia (blue-blind)

#00BBBE

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #45ade0;
/* rgb */ color: rgb(69, 173, 224);
/* oklch */ color: oklch(70.9% 0.120 233.5);

Tailwind

colors: {
  custom: {
    50: '#8ac5ea',
    500: '#45ade0',
    950: '#000000',
  },
}

SCSS

$custom: #45ade0;
$custom-light: #8ac5ea;
$custom-dark: #000000;

JSON

{
  "hex": "#45ade0",
  "rgb": {
    "r": 69,
    "g": 173,
    "b": 224
  },
  "hsl": {
    "h": 199.742,
    "s": 71.429,
    "l": 57.451
  },
  "oklch": {
    "l": 0.70877,
    "c": 0.12013,
    "h": 233.5
  },
  "luminance": 0.36534
}

Semantic roles & 50–950 ramp

primary

#45ADE0

secondary

#E0B6A1

accent

#753AEE

background

#F9FCFE

surface

#F1F8FD

border

#CBD1D5

text

#0D1216

muted

#7E8184

Preview Lab

Preview with #45ADE0

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

Preview Lab → · Contrast checker → · Palette generator →