#45B5CF#45B5CF

#45B5CF is a light, moderate cyan. Relative luminance 0.388; OKLCH L 72.0% C 0.106 H 216.1°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#45B5CF
RGB	rgb(69, 181, 207)
HSL	hsl(191, 59%, 54%)
HSV	hsv(191, 67%, 81%)
CMYK	cmyk(66.7%, 12.6%, 0%, 18.8%)
CIE-LAB	lab(68.62, -23.41, -22.44)
CIE-LCH	lch(68.62, 32.42, 223.79°)
OKLab	oklab(72.02% -0.0857 -0.0625)
OKLCH	oklch(72.02% 0.106 216.1)
XYZ	xyz(30.2359, 38.8146, 64.9179)
Luminance	0.3882 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B5CF #CF5F45

analogous

#45CFA4 #45B5CF #4570CF

triadic

#45B5CF #CF45B5 #B5CF45

tetradic

#45B5CF #A445CF #CF5F45 #70CF45

square

#45B5CF #A445CF #CF5F45 #70CF45

split-complementary

#45B5CF #CF4570 #CFA445

monochromatic

#20697A #2C93AB #45B5CF #76C8DC #A6DCE8

Accessibility & contrast

On white

2.40

#45B5CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#45B5CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B5CF

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B5CF	#FFFFFF	#000000	##000000
##45B5CF	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B0D0

Deuteranopia (green-blind)

#90A1CF

Tritanopia (blue-blind)

#00BEBD

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #45b5cf;
/* rgb */ color: rgb(69, 181, 207);
/* oklch */ color: oklch(72.0% 0.106 216.1);

Tailwind

colors: {
  custom: {
    50: '#89cbdd',
    500: '#45b5cf',
    950: '#000000',
  },
}

SCSS

$custom: #45b5cf;
$custom-light: #89cbdd;
$custom-dark: #000000;

JSON

{
  "hex": "#45b5cf",
  "rgb": {
    "r": 69,
    "g": 181,
    "b": 207
  },
  "hsl": {
    "h": 191.304,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.72017,
    "c": 0.10603,
    "h": 216.1
  },
  "luminance": 0.38818
}

Semantic roles & 50–950 ramp

primary

#45B5CF

secondary

#D5A69B

accent

#6346E2

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #45B5CF

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

Preview Lab → · Contrast checker → · Palette generator →