#45B9D5#45B9D5

#45B9D5 is a light, moderate cyan. Relative luminance 0.408; OKLCH L 73.2% C 0.109 H 217.0°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#45B9D5
RGB	rgb(69, 185, 213)
HSL	hsl(192, 63%, 55%)
HSV	hsv(192, 68%, 84%)
CMYK	cmyk(67.6%, 13.1%, 0%, 16.5%)
CIE-LAB	lab(70.01, -23.59, -23.60)
CIE-LCH	lch(70.01, 33.37, 225.01°)
OKLab	oklab(73.21% -0.0874 -0.0657)
OKLCH	oklch(73.21% 0.109 217)
XYZ	xyz(31.8085, 40.7637, 69.1297)
Luminance	0.4077 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B9D5 #D56145

analogous

#45D5A9 #45B9D5 #4571D5

triadic

#45B9D5 #D545B9 #B9D545

tetradic

#45B9D5 #A945D5 #D56145 #71D545

square

#45B9D5 #A945D5 #D56145 #71D545

split-complementary

#45B9D5 #D54571 #D5A945

monochromatic

#1D6F82 #2999B4 #45B9D5 #77CCE0 #A9DFEC

Accessibility & contrast

On white

2.29

#45B9D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#45B9D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B9D5

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B9D5	#FFFFFF	#000000	##000000
##45B9D5	1.00	2.29	9.15	9.15
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B4D7

Deuteranopia (green-blind)

#92A5D5

Tritanopia (blue-blind)

#00C3C2

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #45b9d5;
/* rgb */ color: rgb(69, 185, 213);
/* oklch */ color: oklch(73.2% 0.109 217.0);

Tailwind

colors: {
  custom: {
    50: '#8acee2',
    500: '#45b9d5',
    950: '#000000',
  },
}

SCSS

$custom: #45b9d5;
$custom-light: #8acee2;
$custom-dark: #000000;

JSON

{
  "hex": "#45b9d5",
  "rgb": {
    "r": 69,
    "g": 185,
    "b": 213
  },
  "hsl": {
    "h": 191.667,
    "s": 63.158,
    "l": 55.294
  },
  "oklch": {
    "l": 0.73207,
    "c": 0.10935,
    "h": 217
  },
  "luminance": 0.40767
}

Semantic roles & 50–950 ramp

primary

#45B9D5

secondary

#D9A99D

accent

#6242E6

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B9D5

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

Preview Lab → · Contrast checker → · Palette generator →