#45B1DC#45B1DC

#45B1DC is a light, moderate cyan. Relative luminance 0.379; OKLCH L 71.6% C 0.115 H 228.2°. Best body text is #000000 at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#45B1DC
RGB	rgb(69, 177, 220)
HSL	hsl(197, 68%, 57%)
HSV	hsv(197, 69%, 86%)
CMYK	cmyk(68.6%, 19.5%, 0%, 13.7%)
CIE-LAB	lab(67.93, -17.25, -30.64)
CIE-LCH	lch(67.93, 35.16, 240.62°)
OKLab	oklab(71.63% -0.0768 -0.0858)
OKLCH	oklch(71.63% 0.115 228.2)
XYZ	xyz(31.0895, 37.8733, 73.3681)
Luminance	0.3788 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B1DC #DC7045

analogous

#45DCBC #45B1DC #4566DC

triadic

#45B1DC #DC45B1 #B1DC45

tetradic

#45B1DC #BC45DC #DC7045 #66DC45

square

#45B1DC #BC45DC #DC7045 #66DC45

split-complementary

#45B1DC #DC4566 #DCBC45

monochromatic

#1A6C8C #2493C0 #45B1DC #79C7E6 #ACDCEF

Accessibility & contrast

On white

2.45

#45B1DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.58

#45B1DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B1DC

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B1DC	#FFFFFF	#000000	##000000
##45B1DC	1.00	2.45	8.58	8.58
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.58	21.00	1.00	1.00
##000000	8.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AAEDE

Deuteranopia (green-blind)

#869FDB

Tritanopia (blue-blind)

#00BDBF

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #45b1dc;
/* rgb */ color: rgb(69, 177, 220);
/* oklch */ color: oklch(71.6% 0.115 228.2);

Tailwind

colors: {
  custom: {
    50: '#8ac8e7',
    500: '#45b1dc',
    950: '#000000',
  },
}

SCSS

$custom: #45b1dc;
$custom-light: #8ac8e7;
$custom-dark: #000000;

JSON

{
  "hex": "#45b1dc",
  "rgb": {
    "r": 69,
    "g": 177,
    "b": 220
  },
  "hsl": {
    "h": 197.086,
    "s": 68.326,
    "l": 56.667
  },
  "oklch": {
    "l": 0.71625,
    "c": 0.11514,
    "h": 228.2
  },
  "luminance": 0.37877
}

Semantic roles & 50–950 ramp

primary

#45B1DC

secondary

#DDB1A0

accent

#6E3DEB

background

#F9FCFE

surface

#F1F8FC

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #45B1DC

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

Preview Lab → · Contrast checker → · Palette generator →