#45BBE3#45BBE3

#45BBE3 is a light, moderate cyan. Relative luminance 0.424; OKLCH L 74.3% C 0.118 H 224.5°. Best body text is #000000 at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#45BBE3
RGB	rgb(69, 187, 227)
HSL	hsl(195, 74%, 58%)
HSV	hsv(195, 70%, 89%)
CMYK	cmyk(69.6%, 17.6%, 0%, 11%)
CIE-LAB	lab(71.11, -20.25, -29.55)
CIE-LCH	lch(71.11, 35.82, 235.58°)
OKLab	oklab(74.26% -0.0841 -0.0827)
OKLCH	oklch(74.26% 0.118 224.5)
XYZ	xyz(34.0840, 42.3480, 79.0358)
Luminance	0.4235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45BBE3 #E36D45

analogous

#45E3BC #45BBE3 #456CE3

triadic

#45BBE3 #E345BB #BBE345

tetradic

#45BBE3 #BC45E3 #E36D45 #6CE345

square

#45BBE3 #BC45E3 #E36D45 #6CE345

split-complementary

#45BBE3 #E3456C #E3BC45

monochromatic

#177697 #1FA0CC #45BBE3 #7ACEEB #AFE2F3

Accessibility & contrast

On white

2.22

#45BBE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.47

#45BBE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45BBE3

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45BBE3	#FFFFFF	#000000	##000000
##45BBE3	1.00	2.22	9.47	9.47
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.47	21.00	1.00	1.00
##000000	9.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B7E5

Deuteranopia (green-blind)

#8FA7E3

Tritanopia (blue-blind)

#00C7C8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #45bbe3;
/* rgb */ color: rgb(69, 187, 227);
/* oklch */ color: oklch(74.3% 0.118 224.5);

Tailwind

colors: {
  custom: {
    50: '#8ccfec',
    500: '#45bbe3',
    950: '#000000',
  },
}

SCSS

$custom: #45bbe3;
$custom-light: #8ccfec;
$custom-dark: #000000;

JSON

{
  "hex": "#45bbe3",
  "rgb": {
    "r": 69,
    "g": 187,
    "b": 227
  },
  "hsl": {
    "h": 195.19,
    "s": 73.832,
    "l": 58.039
  },
  "oklch": {
    "l": 0.7426,
    "c": 0.1179,
    "h": 224.5
  },
  "luminance": 0.42352
}

Semantic roles & 50–950 ramp

primary

#45BBE3

secondary

#E1B2A2

accent

#6637F0

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #45BBE3

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

Preview Lab → · Contrast checker → · Palette generator →