#4EC9EC#4EC9EC

#4EC9EC is a light, moderate cyan. Relative luminance 0.494; OKLCH L 78.1% C 0.118 H 220.2°. Best body text is #000000 at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#4EC9EC
RGB	rgb(78, 201, 236)
HSL	hsl(193, 81%, 62%)
HSV	hsv(193, 67%, 93%)
CMYK	cmyk(66.9%, 14.8%, 0%, 7.5%)
CIE-LAB	lab(75.73, -23.31, -27.31)
CIE-LCH	lch(75.73, 35.91, 229.51°)
OKLab	oklab(78.14% -0.09 -0.0762)
OKLCH	oklch(78.14% 0.118 220.2)
XYZ	xyz(39.1626, 49.4448, 86.8205)
Luminance	0.4945 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC9EC #EC714E

analogous

#4EECC0 #4EC9EC #4E7AEC

triadic

#4EC9EC #EC4EC9 #C9EC4E

tetradic

#4EC9EC #C04EEC #EC714E #7AEC4E

square

#4EC9EC #C04EEC #EC714E #7AEC4E

split-complementary

#4EC9EC #EC4E7A #ECC04E

monochromatic

#138BAD #19B7E4 #4EC9EC #85DAF2 #BDEBF8

Accessibility & contrast

On white

1.93

#4EC9EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.89

#4EC9EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC9EC

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC9EC	#FFFFFF	#000000	##000000
##4EC9EC	1.00	1.93	10.89	10.89
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.89	21.00	1.00	1.00
##000000	10.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C4EE

Deuteranopia (green-blind)

#9DB4EC

Tritanopia (blue-blind)

#00D4D4

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #4ec9ec;
/* rgb */ color: rgb(78, 201, 236);
/* oklch */ color: oklch(78.1% 0.118 220.2);

Tailwind

colors: {
  custom: {
    50: '#91d9f2',
    500: '#4ec9ec',
    950: '#000000',
  },
}

SCSS

$custom: #4ec9ec;
$custom-light: #91d9f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec9ec",
  "rgb": {
    "r": 78,
    "g": 201,
    "b": 236
  },
  "hsl": {
    "h": 193.291,
    "s": 80.612,
    "l": 61.569
  },
  "oklch": {
    "l": 0.78135,
    "c": 0.11789,
    "h": 220.2
  },
  "luminance": 0.49449
}

Semantic roles & 50–950 ramp

primary

#4EC9EC

secondary

#E8BBAE

accent

#3809DD

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1417

muted

#7E8385

Preview Lab

Preview with #4EC9EC

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

Preview Lab → · Contrast checker → · Palette generator →