#45B9D9#45B9D9

#45B9D9 is a light, moderate cyan. Relative luminance 0.410; OKLCH L 73.4% C 0.112 H 219.7°. Best body text is #000000 at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#45B9D9
RGB	rgb(69, 185, 217)
HSL	hsl(193, 66%, 56%)
HSV	hsv(193, 68%, 85%)
CMYK	cmyk(68.2%, 14.7%, 0%, 14.9%)
CIE-LAB	lab(70.15, -22.36, -25.57)
CIE-LCH	lch(70.15, 33.96, 228.84°)
OKLab	oklab(73.37% -0.0858 -0.0713)
OKLCH	oklch(73.37% 0.112 219.7)
XYZ	xyz(32.3224, 40.9693, 71.8366)
Luminance	0.4097 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B9D9 #D96545

analogous

#45D9AF #45B9D9 #456FD9

triadic

#45B9D9 #D945B9 #B9D945

tetradic

#45B9D9 #AF45D9 #D96545 #6FD945

square

#45B9D9 #AF45D9 #D96545 #6FD945

split-complementary

#45B9D9 #D9456F #D9AF45

monochromatic

#1C7088 #269BBB #45B9D9 #78CCE3 #ABDFEE

Accessibility & contrast

On white

2.28

#45B9D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.19

#45B9D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B9D9

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B9D9	#FFFFFF	#000000	##000000
##45B9D9	1.00	2.28	9.19	9.19
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.19	21.00	1.00	1.00
##000000	9.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B4DB

Deuteranopia (green-blind)

#91A5D9

Tritanopia (blue-blind)

#00C4C3

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #45b9d9;
/* rgb */ color: rgb(69, 185, 217);
/* oklch */ color: oklch(73.4% 0.112 219.7);

Tailwind

colors: {
  custom: {
    50: '#8acee4',
    500: '#45b9d9',
    950: '#000000',
  },
}

SCSS

$custom: #45b9d9;
$custom-light: #8acee4;
$custom-dark: #000000;

JSON

{
  "hex": "#45b9d9",
  "rgb": {
    "r": 69,
    "g": 185,
    "b": 217
  },
  "hsl": {
    "h": 192.973,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.73371,
    "c": 0.11159,
    "h": 219.7
  },
  "luminance": 0.40973
}

Semantic roles & 50–950 ramp

primary

#45B9D9

secondary

#DBAC9E

accent

#643FE9

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B9D9

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

Preview Lab → · Contrast checker → · Palette generator →