#45BBE4#45BBE4

#45BBE4 is a light, moderate cyan. Relative luminance 0.424; OKLCH L 74.3% C 0.119 H 225.1°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#45BBE4
RGB	rgb(69, 187, 228)
HSL	hsl(195, 75%, 58%)
HSV	hsv(195, 70%, 89%)
CMYK	cmyk(69.7%, 18%, 0%, 10.6%)
CIE-LAB	lab(71.15, -19.93, -30.04)
CIE-LCH	lch(71.15, 36.05, 236.44°)
OKLab	oklab(74.3% -0.0837 -0.0841)
OKLCH	oklch(74.3% 0.119 225.1)
XYZ	xyz(34.2225, 42.4034, 79.7648)
Luminance	0.4241 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45BBE4 #E46E45

analogous

#45E4BE #45BBE4 #456BE4

triadic

#45BBE4 #E445BB #BBE445

tetradic

#45BBE4 #BE45E4 #E46E45 #6BE445

square

#45BBE4 #BE45E4 #E46E45 #6BE445

split-complementary

#45BBE4 #E4456B #E4BE45

monochromatic

#167798 #1EA1CE #45BBE4 #7ACFEC #B0E2F4

Accessibility & contrast

On white

2.21

#45BBE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#45BBE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45BBE4

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45BBE4	#FFFFFF	#000000	##000000
##45BBE4	1.00	2.21	9.48	9.48
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4B7E6

Deuteranopia (green-blind)

#8FA7E4

Tritanopia (blue-blind)

#00C7C8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #45bbe4;
/* rgb */ color: rgb(69, 187, 228);
/* oklch */ color: oklch(74.3% 0.119 225.1);

Tailwind

colors: {
  custom: {
    50: '#8ccfec',
    500: '#45bbe4',
    950: '#000000',
  },
}

SCSS

$custom: #45bbe4;
$custom-light: #8ccfec;
$custom-dark: #000000;

JSON

{
  "hex": "#45bbe4",
  "rgb": {
    "r": 69,
    "g": 187,
    "b": 228
  },
  "hsl": {
    "h": 195.472,
    "s": 74.648,
    "l": 58.235
  },
  "oklch": {
    "l": 0.74303,
    "c": 0.11862,
    "h": 225.1
  },
  "luminance": 0.42407
}

Semantic roles & 50–950 ramp

primary

#45BBE4

secondary

#E2B3A3

accent

#6737F1

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #45BBE4

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

Preview Lab → · Contrast checker → · Palette generator →