#4EC9E6#4EC9E6

#4EC9E6 is a light, moderate cyan. Relative luminance 0.491; OKLCH L 77.9% C 0.115 H 216.4°. Best body text is #000000 at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#4EC9E6
RGB	rgb(78, 201, 230)
HSL	hsl(191, 75%, 60%)
HSV	hsv(191, 66%, 90%)
CMYK	cmyk(66.1%, 12.6%, 0%, 9.8%)
CIE-LAB	lab(75.51, -25.13, -24.40)
CIE-LCH	lch(75.51, 35.03, 224.16°)
OKLab	oklab(77.89% -0.0923 -0.0679)
OKLCH	oklch(77.89% 0.115 216.4)
XYZ	xyz(38.3055, 49.1019, 82.3064)
Luminance	0.4911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC9E6 #E66B4E

analogous

#4EE6B7 #4EC9E6 #4E7DE6

triadic

#4EC9E6 #E64EC9 #C9E64E

tetradic

#4EC9E6 #B74EE6 #E66B4E #7DE64E

square

#4EC9E6 #B74EE6 #E66B4E #7DE64E

split-complementary

#4EC9E6 #E64E7D #E6B74E

monochromatic

#1788A3 #1FB5D8 #4EC9E6 #84D9EE #B9EAF5

Accessibility & contrast

On white

1.94

#4EC9E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.82

#4EC9E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC9E6

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC9E6	#FFFFFF	#000000	##000000
##4EC9E6	1.00	1.94	10.82	10.82
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.82	21.00	1.00	1.00
##000000	10.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C3E8

Deuteranopia (green-blind)

#A0B3E6

Tritanopia (blue-blind)

#00D3D2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #4ec9e6;
/* rgb */ color: rgb(78, 201, 230);
/* oklch */ color: oklch(77.9% 0.115 216.4);

Tailwind

colors: {
  custom: {
    50: '#90d9ee',
    500: '#4ec9e6',
    950: '#000000',
  },
}

SCSS

$custom: #4ec9e6;
$custom-light: #90d9ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec9e6",
  "rgb": {
    "r": 78,
    "g": 201,
    "b": 230
  },
  "hsl": {
    "h": 191.447,
    "s": 75.248,
    "l": 60.392
  },
  "oklch": {
    "l": 0.77894,
    "c": 0.11458,
    "h": 216.4
  },
  "luminance": 0.49106
}

Semantic roles & 50–950 ramp

primary

#4EC9E6

secondary

#E5B6AB

accent

#340ED7

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4EC9E6

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

Preview Lab → · Contrast checker → · Palette generator →