#4EC9E4#4EC9E4

#4EC9E4 is a light, moderate cyan. Relative luminance 0.490; OKLCH L 77.8% C 0.114 H 215.0°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#4EC9E4
RGB	rgb(78, 201, 228)
HSL	hsl(191, 74%, 60%)
HSV	hsv(191, 66%, 89%)
CMYK	cmyk(65.8%, 11.8%, 0%, 10.6%)
CIE-LAB	lab(75.45, -25.73, -23.43)
CIE-LCH	lch(75.45, 34.80, 222.32°)
OKLab	oklab(77.82% -0.093 -0.0652)
OKLCH	oklch(77.82% 0.114 215)
XYZ	xyz(38.0263, 48.9903, 80.8357)
Luminance	0.4899 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC9E4 #E4694E

analogous

#4EE4B4 #4EC9E4 #4E7EE4

triadic

#4EC9E4 #E44EC9 #C9E44E

tetradic

#4EC9E4 #B44EE4 #E4694E #7EE44E

square

#4EC9E4 #B44EE4 #E4694E #7EE44E

split-complementary

#4EC9E4 #E44E7E #E4B44E

monochromatic

#18879F #20B4D4 #4EC9E4 #83D9EC #B8E9F4

Accessibility & contrast

On white

1.94

#4EC9E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#4EC9E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC9E4

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC9E4	#FFFFFF	#000000	##000000
##4EC9E4	1.00	1.94	10.80	10.80
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6C3E6

Deuteranopia (green-blind)

#A0B3E4

Tritanopia (blue-blind)

#00D3D1

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #4ec9e4;
/* rgb */ color: rgb(78, 201, 228);
/* oklch */ color: oklch(77.8% 0.114 215.0);

Tailwind

colors: {
  custom: {
    50: '#90d9ec',
    500: '#4ec9e4',
    950: '#000000',
  },
}

SCSS

$custom: #4ec9e4;
$custom-light: #90d9ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec9e4",
  "rgb": {
    "r": 78,
    "g": 201,
    "b": 228
  },
  "hsl": {
    "h": 190.8,
    "s": 73.529,
    "l": 60
  },
  "oklch": {
    "l": 0.77815,
    "c": 0.1136,
    "h": 215
  },
  "luminance": 0.48994
}

Semantic roles & 50–950 ramp

primary

#4EC9E4

secondary

#E4B4AA

accent

#5938F0

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4EC9E4

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

Preview Lab → · Contrast checker → · Palette generator →