#45C3DD#45C3DD

#45C3DD is a light, moderate cyan. Relative luminance 0.455; OKLCH L 75.9% C 0.114 H 214.3°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#45C3DD
RGB	rgb(69, 195, 221)
HSL	hsl(190, 69%, 57%)
HSV	hsv(190, 69%, 87%)
CMYK	cmyk(68.8%, 11.8%, 0%, 13.3%)
CIE-LAB	lab(73.23, -26.17, -23.05)
CIE-LCH	lch(73.23, 34.87, 221.37°)
OKLab	oklab(75.89% -0.0942 -0.0642)
OKLCH	oklch(75.89% 0.114 214.3)
XYZ	xyz(35.0150, 45.5119, 75.3319)
Luminance	0.4552 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45C3DD #DD5F45

analogous

#45DDAB #45C3DD #4577DD

triadic

#45C3DD #DD45C3 #C3DD45

tetradic

#45C3DD #AB45DD #DD5F45 #77DD45

square

#45C3DD #AB45DD #DD5F45 #77DD45

split-complementary

#45C3DD #DD4577 #DDAB45

monochromatic

#1A7A8E #23A6C1 #45C3DD #79D4E6 #ACE4F0

Accessibility & contrast

On white

2.08

#45C3DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#45C3DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45C3DD

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45C3DD	#FFFFFF	#000000	##000000
##45C3DD	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0BDDE

Deuteranopia (green-blind)

#9BADDD

Tritanopia (blue-blind)

#00CDCB

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #45c3dd;
/* rgb */ color: rgb(69, 195, 221);
/* oklch */ color: oklch(75.9% 0.114 214.3);

Tailwind

colors: {
  custom: {
    50: '#8bd5e7',
    500: '#45c3dd',
    950: '#000000',
  },
}

SCSS

$custom: #45c3dd;
$custom-light: #8bd5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#45c3dd",
  "rgb": {
    "r": 69,
    "g": 195,
    "b": 221
  },
  "hsl": {
    "h": 190.263,
    "s": 69.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.75887,
    "c": 0.114,
    "h": 214.3
  },
  "luminance": 0.45516
}

Semantic roles & 50–950 ramp

primary

#45C3DD

secondary

#DEABA0

accent

#5A3CEC

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0D1416

muted

#7E8384

Preview Lab

Preview with #45C3DD

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

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