#45B4E1#45B4E1

#45B4E1 is a light, moderate cyan. Relative luminance 0.393; OKLCH L 72.5% C 0.118 H 228.8°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#45B4E1
RGB	rgb(69, 180, 225)
HSL	hsl(197, 72%, 58%)
HSV	hsv(197, 69%, 88%)
CMYK	cmyk(69.3%, 20%, 0%, 11.8%)
CIE-LAB	lab(69.00, -17.23, -31.72)
CIE-LCH	lch(69.00, 36.10, 241.49°)
OKLab	oklab(72.54% -0.0779 -0.0889)
OKLCH	oklch(72.54% 0.118 228.8)
XYZ	xyz(32.3606, 39.3403, 77.1075)
Luminance	0.3934 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B4E1 #E17245

analogous

#45E1C0 #45B4E1 #4566E1

triadic

#45B4E1 #E145B4 #B4E145

tetradic

#45B4E1 #C045E1 #E17245 #66E145

square

#45B4E1 #C045E1 #E17245 #66E145

split-complementary

#45B4E1 #E14566 #E1C045

monochromatic

#187094 #2098C8 #45B4E1 #7AC9E9 #AEDEF2

Accessibility & contrast

On white

2.37

#45B4E1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#45B4E1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B4E1

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B4E1	#FFFFFF	#000000	##000000
##45B4E1	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB1E3

Deuteranopia (green-blind)

#87A2E0

Tritanopia (blue-blind)

#00C1C3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #45b4e1;
/* rgb */ color: rgb(69, 180, 225);
/* oklch */ color: oklch(72.5% 0.118 228.8);

Tailwind

colors: {
  custom: {
    50: '#8bcaea',
    500: '#45b4e1',
    950: '#000000',
  },
}

SCSS

$custom: #45b4e1;
$custom-light: #8bcaea;
$custom-dark: #000000;

JSON

{
  "hex": "#45b4e1",
  "rgb": {
    "r": 69,
    "g": 180,
    "b": 225
  },
  "hsl": {
    "h": 197.308,
    "s": 72.222,
    "l": 57.647
  },
  "oklch": {
    "l": 0.72544,
    "c": 0.11823,
    "h": 228.8
  },
  "luminance": 0.39344
}

Semantic roles & 50–950 ramp

primary

#45B4E1

secondary

#E0B4A2

accent

#6D39EF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #45B4E1

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

Preview Lab → · Contrast checker → · Palette generator →