#4ED3F0#4ED3F0

#4ED3F0 is a light, vivid cyan. Relative luminance 0.545; OKLCH L 80.6% C 0.120 H 215.1°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#4ED3F0
RGB	rgb(78, 211, 240)
HSL	hsl(191, 84%, 62%)
HSV	hsv(191, 68%, 94%)
CMYK	cmyk(67.5%, 12.1%, 0%, 5.9%)
CIE-LAB	lab(78.75, -27.09, -24.83)
CIE-LCH	lch(78.75, 36.75, 222.51°)
OKLab	oklab(80.61% -0.0983 -0.0691)
OKLCH	oklch(80.61% 0.12 215.1)
XYZ	xyz(42.1578, 54.4948, 90.7179)
Luminance	0.5450 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ED3F0 #F06B4E

analogous

#4EF0BC #4ED3F0 #4E82F0

triadic

#4ED3F0 #F04ED3 #D3F04E

tetradic

#4ED3F0 #BC4EF0 #F06B4E #82F04E

square

#4ED3F0 #BC4EF0 #F06B4E #82F04E

split-complementary

#4ED3F0 #F04E82 #F0BC4E

monochromatic

#0F97B4 #16C5EB #4ED3F0 #86E1F5 #BFEFFA

Accessibility & contrast

On white

1.76

#4ED3F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#4ED3F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ED3F0

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ED3F0	#FFFFFF	#000000	##000000
##4ED3F0	1.00	1.76	11.90	11.90
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.90	21.00	1.00	1.00
##000000	11.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFCDF2

Deuteranopia (green-blind)

#A8BCF0

Tritanopia (blue-blind)

#00DEDC

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #4ed3f0;
/* rgb */ color: rgb(78, 211, 240);
/* oklch */ color: oklch(80.6% 0.120 215.1);

Tailwind

colors: {
  custom: {
    50: '#92e0f5',
    500: '#4ed3f0',
    950: '#000000',
  },
}

SCSS

$custom: #4ed3f0;
$custom-light: #92e0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4ed3f0",
  "rgb": {
    "r": 78,
    "g": 211,
    "b": 240
  },
  "hsl": {
    "h": 190.741,
    "s": 84.375,
    "l": 62.353
  },
  "oklch": {
    "l": 0.80608,
    "c": 0.12018,
    "h": 215.1
  },
  "luminance": 0.545
}

Semantic roles & 50–950 ramp

primary

#4ED3F0

secondary

#B4462E

accent

#2C05E1

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1517

muted

#7F8485

Preview Lab

Preview with #4ED3F0

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

Preview Lab → · Contrast checker → · Palette generator →