#45B5D3#45B5D3

#45B5D3 is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.2% C 0.108 H 219.0°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#45B5D3
RGB	rgb(69, 181, 211)
HSL	hsl(193, 62%, 55%)
HSV	hsv(193, 67%, 83%)
CMYK	cmyk(67.3%, 14.2%, 0%, 17.3%)
CIE-LAB	lab(68.76, -22.17, -24.42)
CIE-LCH	lch(68.76, 32.98, 227.76°)
OKLab	oklab(72.18% -0.0841 -0.0681)
OKLCH	oklch(72.18% 0.108 219)
XYZ	xyz(30.7311, 39.0127, 67.5260)
Luminance	0.3902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B5D3 #D36345

analogous

#45D3AA #45B5D3 #456ED3

triadic

#45B5D3 #D345B5 #B5D345

tetradic

#45B5D3 #AA45D3 #D36345 #6ED345

square

#45B5D3 #AA45D3 #D36345 #6ED345

split-complementary

#45B5D3 #D3456E #D3AA45

monochromatic

#1E6B7F #2A94B1 #45B5D3 #76C9DF #A8DCEA

Accessibility & contrast

On white

2.39

#45B5D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#45B5D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B5D3

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B5D3	#FFFFFF	#000000	##000000
##45B5D3	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2B0D5

Deuteranopia (green-blind)

#8EA1D3

Tritanopia (blue-blind)

#00BFBE

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #45b5d3;
/* rgb */ color: rgb(69, 181, 211);
/* oklch */ color: oklch(72.2% 0.108 219.0);

Tailwind

colors: {
  custom: {
    50: '#89cbe0',
    500: '#45b5d3',
    950: '#000000',
  },
}

SCSS

$custom: #45b5d3;
$custom-light: #89cbe0;
$custom-dark: #000000;

JSON

{
  "hex": "#45b5d3",
  "rgb": {
    "r": 69,
    "g": 181,
    "b": 211
  },
  "hsl": {
    "h": 192.676,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.7218,
    "c": 0.10821,
    "h": 219
  },
  "luminance": 0.39016
}

Semantic roles & 50–950 ramp

primary

#45B5D3

secondary

#D8A99C

accent

#6543E5

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B5D3

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

Preview Lab → · Contrast checker → · Palette generator →