#4EC3E9#4EC3E9

#4EC3E9 is a light, moderate cyan. Relative luminance 0.465; OKLCH L 76.6% C 0.117 H 223.1°. Best body text is #000000 at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#4EC3E9
RGB	rgb(78, 195, 233)
HSL	hsl(195, 78%, 61%)
HSV	hsv(195, 67%, 91%)
CMYK	cmyk(66.5%, 16.3%, 0%, 8.6%)
CIE-LAB	lab(73.89, -21.19, -28.51)
CIE-LCH	lch(73.89, 35.52, 233.39°)
OKLab	oklab(76.63% -0.0851 -0.0796)
OKLCH	oklch(76.63% 0.117 223.1)
XYZ	xyz(37.3590, 46.5290, 84.0871)
Luminance	0.4653 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC3E9 #E9744E

analogous

#4EE9C1 #4EC3E9 #4E75E9

triadic

#4EC3E9 #E94EC3 #C3E94E

tetradic

#4EC3E9 #C14EE9 #E9744E #75E94E

square

#4EC3E9 #C14EE9 #E9744E #75E94E

split-complementary

#4EC3E9 #E94E75 #E9C14E

monochromatic

#1584A8 #1CAEDE #4EC3E9 #84D5F0 #BBE8F7

Accessibility & contrast

On white

2.04

#4EC3E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.31

#4EC3E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC3E9

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC3E9	#FFFFFF	#000000	##000000
##4EC3E9	1.00	2.04	10.31	10.31
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.31	21.00	1.00	1.00
##000000	10.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADBFEB

Deuteranopia (green-blind)

#98AFE9

Tritanopia (blue-blind)

#00CFCF

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #4ec3e9;
/* rgb */ color: rgb(78, 195, 233);
/* oklch */ color: oklch(76.6% 0.117 223.1);

Tailwind

colors: {
  custom: {
    50: '#90d5f0',
    500: '#4ec3e9',
    950: '#000000',
  },
}

SCSS

$custom: #4ec3e9;
$custom-light: #90d5f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec3e9",
  "rgb": {
    "r": 78,
    "g": 195,
    "b": 233
  },
  "hsl": {
    "h": 194.71,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.76625,
    "c": 0.11657,
    "h": 223.1
  },
  "luminance": 0.46533
}

Semantic roles & 50–950 ramp

primary

#4EC3E9

secondary

#E7BBAC

accent

#3E0BDA

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4EC3E9

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

Preview Lab → · Contrast checker → · Palette generator →