#45B3CF#45B3CF

#45B3CF is a light, moderate cyan. Relative luminance 0.380; OKLCH L 71.5% C 0.106 H 217.9°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#45B3CF
RGB	rgb(69, 179, 207)
HSL	hsl(192, 59%, 54%)
HSV	hsv(192, 67%, 81%)
CMYK	cmyk(66.7%, 13.5%, 0%, 18.8%)
CIE-LAB	lab(68.03, -22.38, -23.34)
CIE-LCH	lch(68.03, 32.34, 226.20°)
OKLab	oklab(71.54% -0.0836 -0.065)
OKLCH	oklch(71.54% 0.106 217.9)
XYZ	xyz(29.8322, 38.0071, 64.7833)
Luminance	0.3801 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B3CF #CF6145

analogous

#45CFA6 #45B3CF #456ECF

triadic

#45B3CF #CF45B3 #B3CF45

tetradic

#45B3CF #A645CF #CF6145 #6ECF45

square

#45B3CF #A645CF #CF6145 #6ECF45

split-complementary

#45B3CF #CF456E #CFA645

monochromatic

#20687A #2C91AB #45B3CF #76C7DC #A6DBE8

Accessibility & contrast

On white

2.44

#45B3CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#45B3CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B3CF

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B3CF	#FFFFFF	#000000	##000000
##45B3CF	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1AED1

Deuteranopia (green-blind)

#8DA0CF

Tritanopia (blue-blind)

#00BDBC

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #45b3cf;
/* rgb */ color: rgb(69, 179, 207);
/* oklch */ color: oklch(71.5% 0.106 217.9);

Tailwind

colors: {
  custom: {
    50: '#89cadd',
    500: '#45b3cf',
    950: '#000000',
  },
}

SCSS

$custom: #45b3cf;
$custom-light: #89cadd;
$custom-dark: #000000;

JSON

{
  "hex": "#45b3cf",
  "rgb": {
    "r": 69,
    "g": 179,
    "b": 207
  },
  "hsl": {
    "h": 192.174,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.71542,
    "c": 0.10594,
    "h": 217.9
  },
  "luminance": 0.3801
}

Semantic roles & 50–950 ramp

primary

#45B3CF

secondary

#D5A69B

accent

#6546E2

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B3CF

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

Preview Lab → · Contrast checker → · Palette generator →