#45B3D3#45B3D3

#45B3D3 is a light, moderate cyan. Relative luminance 0.382; OKLCH L 71.7% C 0.108 H 220.7°. Best body text is #000000 at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#45B3D3
RGB	rgb(69, 179, 211)
HSL	hsl(194, 62%, 55%)
HSV	hsv(194, 67%, 83%)
CMYK	cmyk(67.3%, 15.2%, 0%, 17.3%)
CIE-LAB	lab(68.17, -21.14, -25.32)
CIE-LCH	lch(68.17, 32.99, 230.14°)
OKLab	oklab(71.71% -0.0821 -0.0706)
OKLCH	oklch(71.71% 0.108 220.7)
XYZ	xyz(30.3274, 38.2052, 67.3914)
Luminance	0.3821 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B3D3 #D36545

analogous

#45D3AC #45B3D3 #456CD3

triadic

#45B3D3 #D345B3 #B3D345

tetradic

#45B3D3 #AC45D3 #D36545 #6CD345

square

#45B3D3 #AC45D3 #D36545 #6CD345

split-complementary

#45B3D3 #D3456C #D3AC45

monochromatic

#1E6A7F #2A93B1 #45B3D3 #76C7DF #A8DBEA

Accessibility & contrast

On white

2.43

#45B3D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.64

#45B3D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B3D3

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B3D3	#FFFFFF	#000000	##000000
##45B3D3	1.00	2.43	8.64	8.64
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.64	21.00	1.00	1.00
##000000	8.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0AED5

Deuteranopia (green-blind)

#8CA0D3

Tritanopia (blue-blind)

#00BDBD

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #45b3d3;
/* rgb */ color: rgb(69, 179, 211);
/* oklch */ color: oklch(71.7% 0.108 220.7);

Tailwind

colors: {
  custom: {
    50: '#89cae0',
    500: '#45b3d3',
    950: '#000000',
  },
}

SCSS

$custom: #45b3d3;
$custom-light: #89cae0;
$custom-dark: #000000;

JSON

{
  "hex": "#45b3d3",
  "rgb": {
    "r": 69,
    "g": 179,
    "b": 211
  },
  "hsl": {
    "h": 193.521,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.71708,
    "c": 0.1083,
    "h": 220.7
  },
  "luminance": 0.38209
}

Semantic roles & 50–950 ramp

primary

#45B3D3

secondary

#D8A99C

accent

#6743E5

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B3D3

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

Preview Lab → · Contrast checker → · Palette generator →