#45B3D4#45B3D4

#45B3D4 is a light, moderate cyan. Relative luminance 0.383; OKLCH L 71.7% C 0.109 H 221.4°. Best body text is #000000 at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#45B3D4
RGB	rgb(69, 179, 212)
HSL	hsl(194, 62%, 55%)
HSV	hsv(194, 67%, 83%)
CMYK	cmyk(67.5%, 15.6%, 0%, 16.9%)
CIE-LAB	lab(68.21, -20.83, -25.81)
CIE-LCH	lch(68.21, 33.17, 231.10°)
OKLab	oklab(71.75% -0.0817 -0.072)
OKLCH	oklch(71.75% 0.109 221.4)
XYZ	xyz(30.4532, 38.2555, 68.0537)
Luminance	0.3826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B3D4 #D46645

analogous

#45D4AD #45B3D4 #456CD4

triadic

#45B3D4 #D445B3 #B3D445

tetradic

#45B3D4 #AD45D4 #D46645 #6CD445

square

#45B3D4 #AD45D4 #D46645 #6CD445

split-complementary

#45B3D4 #D4456C #D4AD45

monochromatic

#1E6A81 #2993B3 #45B3D4 #77C7DF #A8DCEB

Accessibility & contrast

On white

2.43

#45B3D4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.65

#45B3D4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B3D4

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B3D4	#FFFFFF	#000000	##000000
##45B3D4	1.00	2.43	8.65	8.65
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.65	21.00	1.00	1.00
##000000	8.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FAFD6

Deuteranopia (green-blind)

#8BA0D4

Tritanopia (blue-blind)

#00BEBE

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #45b3d4;
/* rgb */ color: rgb(69, 179, 212);
/* oklch */ color: oklch(71.7% 0.109 221.4);

Tailwind

colors: {
  custom: {
    50: '#89cae1',
    500: '#45b3d4',
    950: '#000000',
  },
}

SCSS

$custom: #45b3d4;
$custom-light: #89cae1;
$custom-dark: #000000;

JSON

{
  "hex": "#45b3d4",
  "rgb": {
    "r": 69,
    "g": 179,
    "b": 212
  },
  "hsl": {
    "h": 193.846,
    "s": 62.445,
    "l": 55.098
  },
  "oklch": {
    "l": 0.71749,
    "c": 0.10893,
    "h": 221.4
  },
  "luminance": 0.38259
}

Semantic roles & 50–950 ramp

primary

#45B3D4

secondary

#D8AA9C

accent

#6842E6

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B3D4

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

Preview Lab → · Contrast checker → · Palette generator →