#45AFCB#45AFCB

#45AFCB is a light, moderate cyan. Relative luminance 0.362; OKLCH L 70.4% C 0.104 H 218.5°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#45AFCB
RGB	rgb(69, 175, 203)
HSL	hsl(193, 56%, 53%)
HSV	hsv(193, 66%, 80%)
CMYK	cmyk(66%, 13.8%, 0%, 20.4%)
CIE-LAB	lab(66.70, -21.56, -23.17)
CIE-LCH	lch(66.70, 31.65, 227.05°)
OKLab	oklab(70.43% -0.0811 -0.0645)
OKLCH	oklch(70.43% 0.104 218.5)
XYZ	xyz(28.5593, 36.2338, 61.9770)
Luminance	0.3624 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45AFCB #CB6145

analogous

#45CBA4 #45AFCB #456CCB

triadic

#45AFCB #CB45AF #AFCB45

tetradic

#45AFCB #A445CB #CB6145 #6CCB45

square

#45AFCB #A445CB #CB6145 #6CCB45

split-complementary

#45AFCB #CB456C #CBA445

monochromatic

#216375 #2E8CA5 #45AFCB #75C4D8 #A5D8E6

Accessibility & contrast

On white

2.55

#45AFCB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.25

#45AFCB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45AFCB

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45AFCB	#FFFFFF	#000000	##000000
##45AFCB	1.00	2.55	8.25	8.25
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.25	21.00	1.00	1.00
##000000	8.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAACD

Deuteranopia (green-blind)

#8A9CCB

Tritanopia (blue-blind)

#00B9B8

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #45afcb;
/* rgb */ color: rgb(69, 175, 203);
/* oklch */ color: oklch(70.4% 0.104 218.5);

Tailwind

colors: {
  custom: {
    50: '#88c7db',
    500: '#45afcb',
    950: '#000000',
  },
}

SCSS

$custom: #45afcb;
$custom-light: #88c7db;
$custom-dark: #000000;

JSON

{
  "hex": "#45afcb",
  "rgb": {
    "r": 69,
    "g": 175,
    "b": 203
  },
  "hsl": {
    "h": 192.537,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.70429,
    "c": 0.10364,
    "h": 218.5
  },
  "luminance": 0.36237
}

Semantic roles & 50–950 ramp

primary

#45AFCB

secondary

#D3A599

accent

#6848E0

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #45AFCB

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

Preview Lab → · Contrast checker → · Palette generator →