#45BDF1#45BDF1

#45BDF1 is a light, vivid cyan. Relative luminance 0.440; OKLCH L 75.3% C 0.128 H 230.8°. Best body text is #000000 at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#45BDF1
RGB	rgb(69, 189, 241)
HSL	hsl(198, 86%, 61%)
HSV	hsv(198, 71%, 95%)
CMYK	cmyk(71.4%, 21.6%, 0%, 5.5%)
CIE-LAB	lab(72.23, -16.81, -35.41)
CIE-LCH	lch(72.23, 39.20, 244.61°)
OKLab	oklab(75.34% -0.081 -0.0995)
OKLCH	oklch(75.34% 0.128 230.8)
XYZ	xyz(36.5226, 44.0071, 89.7714)
Luminance	0.4401 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45BDF1 #F17945

analogous

#45F1CF #45BDF1 #4567F1

triadic

#45BDF1 #F145BD #BDF145

tetradic

#45BDF1 #CF45F1 #F17945 #67F145

square

#45BDF1 #CF45F1 #F17945 #67F145

split-complementary

#45BDF1 #F14567 #F1CF45

monochromatic

#0D7EAE #11A7E7 #45BDF1 #7ED1F5 #B7E5FA

Accessibility & contrast

On white

2.14

#45BDF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.80

#45BDF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45BDF1

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45BDF1	#FFFFFF	#000000	##000000
##45BDF1	1.00	2.14	9.80	9.80
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.80	21.00	1.00	1.00
##000000	9.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3BBF4

Deuteranopia (green-blind)

#8BAAF0

Tritanopia (blue-blind)

#00CBCE

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #45bdf1;
/* rgb */ color: rgb(69, 189, 241);
/* oklch */ color: oklch(75.3% 0.128 230.8);

Tailwind

colors: {
  custom: {
    50: '#8ed0f5',
    500: '#45bdf1',
    950: '#000000',
  },
}

SCSS

$custom: #45bdf1;
$custom-light: #8ed0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#45bdf1",
  "rgb": {
    "r": 69,
    "g": 189,
    "b": 241
  },
  "hsl": {
    "h": 198.14,
    "s": 86,
    "l": 60.784
  },
  "oklch": {
    "l": 0.75337,
    "c": 0.12828,
    "h": 230.8
  },
  "luminance": 0.44011
}

Semantic roles & 50–950 ramp

primary

#45BDF1

secondary

#E9BCA8

accent

#4703E3

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1417

muted

#7E8285

Preview Lab

Preview with #45BDF1

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

Preview Lab → · Contrast checker → · Palette generator →