#45B9DA#45B9DA

#45B9DA is a light, moderate cyan. Relative luminance 0.410; OKLCH L 73.4% C 0.112 H 220.4°. Best body text is #000000 at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#45B9DA
RGB	rgb(69, 185, 218)
HSL	hsl(193, 67%, 56%)
HSV	hsv(193, 68%, 85%)
CMYK	cmyk(68.3%, 15.1%, 0%, 14.5%)
CIE-LAB	lab(70.19, -22.04, -26.06)
CIE-LCH	lch(70.19, 34.13, 229.77°)
OKLab	oklab(73.41% -0.0854 -0.0727)
OKLCH	oklch(73.41% 0.112 220.4)
XYZ	xyz(32.4529, 41.0215, 72.5237)
Luminance	0.4103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B9DA #DA6645

analogous

#45DAB1 #45B9DA #456FDA

triadic

#45B9DA #DA45B9 #B9DA45

tetradic

#45B9DA #B145DA #DA6645 #6FDA45

square

#45B9DA #B145DA #DA6645 #6FDA45

split-complementary

#45B9DA #DA456F #DAB145

monochromatic

#1B7189 #259BBC #45B9DA #78CCE4 #ABDFEE

Accessibility & contrast

On white

2.28

#45B9DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.21

#45B9DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B9DA

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B9DA	#FFFFFF	#000000	##000000
##45B9DA	1.00	2.28	9.21	9.21
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.21	21.00	1.00	1.00
##000000	9.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B4DC

Deuteranopia (green-blind)

#90A5DA

Tritanopia (blue-blind)

#00C4C3

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #45b9da;
/* rgb */ color: rgb(69, 185, 218);
/* oklch */ color: oklch(73.4% 0.112 220.4);

Tailwind

colors: {
  custom: {
    50: '#8acee5',
    500: '#45b9da',
    950: '#000000',
  },
}

SCSS

$custom: #45b9da;
$custom-light: #8acee5;
$custom-dark: #000000;

JSON

{
  "hex": "#45b9da",
  "rgb": {
    "r": 69,
    "g": 185,
    "b": 218
  },
  "hsl": {
    "h": 193.289,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.73412,
    "c": 0.1122,
    "h": 220.4
  },
  "luminance": 0.41025
}

Semantic roles & 50–950 ramp

primary

#45B9DA

secondary

#DCAC9F

accent

#643EEA

background

#F9FCFE

surface

#F1F9FC

border

#CBD2D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #45B9DA

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

Preview Lab → · Contrast checker → · Palette generator →