#40CCFF#40CCFF

#40CCFF is a light, vivid cyan. Relative luminance 0.515; OKLCH L 79.3% C 0.136 H 227.3°. Best body text is #000000 at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#40CCFF
RGB	rgb(64, 204, 255)
HSL	hsl(196, 100%, 63%)
HSV	hsv(196, 75%, 100%)
CMYK	cmyk(74.9%, 20%, 0%, 0%)
CIE-LAB	lab(76.98, -20.68, -35.60)
CIE-LCH	lch(76.98, 41.17, 239.85°)
OKLab	oklab(79.28% -0.0923 -0.0999)
OKLCH	oklch(79.28% 0.136 227.3)
XYZ	xyz(41.7498, 51.4907, 102.3267)
Luminance	0.5150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CCFF #FF7340

analogous

#40FFD3 #40CCFF #406CFF

triadic

#40CCFF #FF40CC #CCFF40

tetradic

#40CCFF #D340FF #FF7340 #6CFF40

square

#40CCFF #D340FF #FF7340 #6CFF40

split-complementary

#40CCFF #FF406C #FFD340

monochromatic

#0090C5 #03BCFF #40CCFF #7DDCFF #BAEDFF

Accessibility & contrast

On white

1.86

#40CCFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.30

#40CCFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CCFF

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CCFF	#FFFFFF	#000000	##000000
##40CCFF	1.00	1.86	11.30	11.30
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.30	21.00	1.00	1.00
##000000	11.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C8FF

Deuteranopia (green-blind)

#97B6FE

Tritanopia (blue-blind)

#00DBDD

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40ccff;
/* rgb */ color: rgb(64, 204, 255);
/* oklch */ color: oklch(79.3% 0.136 227.3);

Tailwind

colors: {
  custom: {
    50: '#8fdbff',
    500: '#40ccff',
    950: '#000000',
  },
}

SCSS

$custom: #40ccff;
$custom-light: #8fdbff;
$custom-dark: #000000;

JSON

{
  "hex": "#40ccff",
  "rgb": {
    "r": 64,
    "g": 204,
    "b": 255
  },
  "hsl": {
    "h": 196.021,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.79277,
    "c": 0.13606,
    "h": 227.3
  },
  "luminance": 0.51496
}

Semantic roles & 50–950 ramp

primary

#40CCFF

secondary

#C14D22

accent

#3D00E6

background

#FCFEFF

surface

#F5FBFF

border

#CFD4D7

text

#0E1518

muted

#7F8486

Preview Lab

Preview with #40CCFF

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

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