#4CD9FF#4CD9FF

#4CD9FF is a very light, vivid cyan. Relative luminance 0.584; OKLCH L 82.5% C 0.129 H 219.6°. Best body text is #000000 at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#4CD9FF
RGB	rgb(76, 217, 255)
HSL	hsl(193, 100%, 65%)
HSV	hsv(193, 70%, 100%)
CMYK	cmyk(70.2%, 14.9%, 0%, 0%)
CIE-LAB	lab(80.95, -25.78, -29.46)
CIE-LCH	lch(80.95, 39.15, 228.81°)
OKLab	oklab(82.54% -0.0994 -0.0822)
OKLCH	oklch(82.54% 0.129 219.6)
XYZ	xyz(45.8358, 58.3769, 103.4405)
Luminance	0.5838 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4CD9FF #FF724C

analogous

#4CFFCB #4CD9FF #4C80FF

triadic

#4CD9FF #FF4CD9 #D9FF4C

tetradic

#4CD9FF #CB4CFF #FF724C #80FF4C

square

#4CD9FF #CB4CFF #FF724C #80FF4C

split-complementary

#4CD9FF #FF4C80 #FFCB4C

monochromatic

#00A4D1 #0FCCFF #4CD9FF #89E6FF #C6F3FF

Accessibility & contrast

On white

1.66

#4CD9FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.68

#4CD9FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4CD9FF

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4CD9FF	#FFFFFF	#000000	##000000
##4CD9FF	1.00	1.66	12.68	12.68
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.68	21.00	1.00	1.00
##000000	12.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2D3FF

Deuteranopia (green-blind)

#A9C1FF

Tritanopia (blue-blind)

#00E6E5

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #4cd9ff;
/* rgb */ color: rgb(76, 217, 255);
/* oklch */ color: oklch(82.5% 0.129 219.6);

Tailwind

colors: {
  custom: {
    50: '#94e5ff',
    500: '#4cd9ff',
    950: '#000000',
  },
}

SCSS

$custom: #4cd9ff;
$custom-light: #94e5ff;
$custom-dark: #000000;

JSON

{
  "hex": "#4cd9ff",
  "rgb": {
    "r": 76,
    "g": 217,
    "b": 255
  },
  "hsl": {
    "h": 192.737,
    "s": 100,
    "l": 64.902
  },
  "oklch": {
    "l": 0.82536,
    "c": 0.12899,
    "h": 219.6
  },
  "luminance": 0.58382
}

Semantic roles & 50–950 ramp

primary

#4CD9FF

secondary

#CB4724

accent

#3100E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1518

muted

#808486

Preview Lab

Preview with #4CD9FF

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

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