#45B3DA#45B3DA

#45B3DA is a light, moderate cyan. Relative luminance 0.386; OKLCH L 72.0% C 0.113 H 225.3°. Best body text is #000000 at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#45B3DA
RGB	rgb(69, 179, 218)
HSL	hsl(196, 67%, 56%)
HSV	hsv(196, 68%, 85%)
CMYK	cmyk(68.3%, 17.9%, 0%, 14.5%)
CIE-LAB	lab(68.43, -18.94, -28.76)
CIE-LCH	lch(68.43, 34.43, 236.63°)
OKLab	oklab(72.01% -0.0795 -0.0804)
OKLCH	oklch(72.01% 0.113 225.3)
XYZ	xyz(31.2241, 38.5639, 72.1141)
Luminance	0.3857 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B3DA #DA6C45

analogous

#45DAB7 #45B3DA #4569DA

triadic

#45B3DA #DA45B3 #B3DA45

tetradic

#45B3DA #B745DA #DA6C45 #69DA45

square

#45B3DA #B745DA #DA6C45 #69DA45

split-complementary

#45B3DA #DA4569 #DAB745

monochromatic

#1B6D89 #2595BC #45B3DA #78C8E4 #ABDDEE

Accessibility & contrast

On white

2.41

#45B3DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.71

#45B3DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B3DA

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B3DA	#FFFFFF	#000000	##000000
##45B3DA	1.00	2.41	8.71	8.71
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.71	21.00	1.00	1.00
##000000	8.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EAFDC

Deuteranopia (green-blind)

#89A0DA

Tritanopia (blue-blind)

#00BFC0

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #45b3da;
/* rgb */ color: rgb(69, 179, 218);
/* oklch */ color: oklch(72.0% 0.113 225.3);

Tailwind

colors: {
  custom: {
    50: '#8ac9e5',
    500: '#45b3da',
    950: '#000000',
  },
}

SCSS

$custom: #45b3da;
$custom-light: #8ac9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#45b3da",
  "rgb": {
    "r": 69,
    "g": 179,
    "b": 218
  },
  "hsl": {
    "h": 195.705,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.72005,
    "c": 0.11307,
    "h": 225.3
  },
  "luminance": 0.38567
}

Semantic roles & 50–950 ramp

primary

#45B3DA

secondary

#DCAF9F

accent

#6B3EEA

background

#F9FCFE

surface

#F1F8FC

border

#CBD1D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #45B3DA

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

Preview Lab → · Contrast checker → · Palette generator →