#4ECCFF#4ECCFF

#4ECCFF is a light, vivid cyan. Relative luminance 0.520; OKLCH L 79.6% C 0.131 H 228.8°. Best body text is #000000 at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#4ECCFF
RGB	rgb(78, 204, 255)
HSL	hsl(197, 100%, 65%)
HSV	hsv(197, 69%, 100%)
CMYK	cmyk(69.4%, 20%, 0%, 0%)
CIE-LAB	lab(77.29, -18.95, -35.08)
CIE-LCH	lch(77.29, 39.87, 241.62°)
OKLab	oklab(79.62% -0.086 -0.0984)
OKLCH	oklch(79.62% 0.131 228.8)
XYZ	xyz(42.7775, 52.0206, 102.3748)
Luminance	0.5202 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECCFF #FF814E

analogous

#4EFFD9 #4ECCFF #4E73FF

triadic

#4ECCFF #FF4ECC #CCFF4E

tetradic

#4ECCFF #D94EFF #FF814E #73FF4E

square

#4ECCFF #D94EFF #FF814E #73FF4E

split-complementary

#4ECCFF #FF4E73 #FFD94E

monochromatic

#0096D3 #11BAFF #4ECCFF #8BDEFF #C8EFFF

Accessibility & contrast

On white

1.84

#4ECCFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.41

#4ECCFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECCFF

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECCFF	#FFFFFF	#000000	##000000
##4ECCFF	1.00	1.84	11.41	11.41
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.41	21.00	1.00	1.00
##000000	11.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C9FF

Deuteranopia (green-blind)

#99B7FE

Tritanopia (blue-blind)

#00DADD

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #4eccff;
/* rgb */ color: rgb(78, 204, 255);
/* oklch */ color: oklch(79.6% 0.131 228.8);

Tailwind

colors: {
  custom: {
    50: '#94dbff',
    500: '#4eccff',
    950: '#000000',
  },
}

SCSS

$custom: #4eccff;
$custom-light: #94dbff;
$custom-dark: #000000;

JSON

{
  "hex": "#4eccff",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 255
  },
  "hsl": {
    "h": 197.288,
    "s": 100,
    "l": 65.294
  },
  "oklch": {
    "l": 0.79622,
    "c": 0.13067,
    "h": 228.8
  },
  "luminance": 0.52025
}

Semantic roles & 50–950 ramp

primary

#4ECCFF

secondary

#CD5524

accent

#4200E6

background

#FCFEFF

surface

#F5FBFF

border

#CFD4D7

text

#0F1518

muted

#808486

Preview Lab

Preview with #4ECCFF

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

Preview Lab → · Contrast checker → · Palette generator →