#45B1D9#45B1D9

#45B1D9 is a light, moderate cyan. Relative luminance 0.377; OKLCH L 71.5% C 0.113 H 226.4°. Best body text is #000000 at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#45B1D9
RGB	rgb(69, 177, 217)
HSL	hsl(196, 66%, 56%)
HSV	hsv(196, 68%, 85%)
CMYK	cmyk(68.2%, 18.4%, 0%, 14.9%)
CIE-LAB	lab(67.81, -18.21, -29.17)
CIE-LCH	lch(67.81, 34.39, 238.03°)
OKLab	oklab(71.49% -0.0778 -0.0816)
OKLCH	oklch(71.49% 0.113 226.4)
XYZ	xyz(30.6957, 37.7158, 71.2943)
Luminance	0.3772 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B1D9 #D96D45

analogous

#45D9B7 #45B1D9 #4567D9

triadic

#45B1D9 #D945B1 #B1D945

tetradic

#45B1D9 #B745D9 #D96D45 #67D945

square

#45B1D9 #B745D9 #D96D45 #67D945

split-complementary

#45B1D9 #D94567 #D9B745

monochromatic

#1C6B88 #2693BB #45B1D9 #78C6E3 #ABDCEE

Accessibility & contrast

On white

2.46

#45B1D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.54

#45B1D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B1D9

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B1D9	#FFFFFF	#000000	##000000
##45B1D9	1.00	2.46	8.54	8.54
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.54	21.00	1.00	1.00
##000000	8.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BAEDB

Deuteranopia (green-blind)

#879FD9

Tritanopia (blue-blind)

#00BDBE

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #45b1d9;
/* rgb */ color: rgb(69, 177, 217);
/* oklch */ color: oklch(71.5% 0.113 226.4);

Tailwind

colors: {
  custom: {
    50: '#8ac8e5',
    500: '#45b1d9',
    950: '#000000',
  },
}

SCSS

$custom: #45b1d9;
$custom-light: #8ac8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#45b1d9",
  "rgb": {
    "r": 69,
    "g": 177,
    "b": 217
  },
  "hsl": {
    "h": 196.216,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.71493,
    "c": 0.11279,
    "h": 226.4
  },
  "luminance": 0.37719
}

Semantic roles & 50–950 ramp

primary

#45B1D9

secondary

#DBAF9E

accent

#6D3FE9

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B1D9

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

Preview Lab → · Contrast checker → · Palette generator →