#4ECFE9#4ECFE9

#4ECFE9 is a light, moderate cyan. Relative luminance 0.521; OKLCH L 79.4% C 0.117 H 213.6°. Best body text is #000000 at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#4ECFE9
RGB	rgb(78, 207, 233)
HSL	hsl(190, 78%, 61%)
HSV	hsv(190, 67%, 91%)
CMYK	cmyk(66.5%, 11.2%, 0%, 8.6%)
CIE-LAB	lab(77.36, -27.21, -23.21)
CIE-LCH	lch(77.36, 35.77, 220.47°)
OKLab	oklab(79.41% -0.0971 -0.0646)
OKLCH	oklch(79.41% 0.117 213.6)
XYZ	xyz(40.1565, 52.1241, 85.0196)
Luminance	0.5213 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECFE9 #E9684E

analogous

#4EE9B6 #4ECFE9 #4E81E9

triadic

#4ECFE9 #E94ECF #CFE94E

tetradic

#4ECFE9 #B64EE9 #E9684E #81E94E

square

#4ECFE9 #B64EE9 #E9684E #81E94E

split-complementary

#4ECFE9 #E94E81 #E9B64E

monochromatic

#158FA8 #1CBEDE #4ECFE9 #84DEF0 #BBEDF7

Accessibility & contrast

On white

1.84

#4ECFE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.43

#4ECFE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECFE9

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECFE9	#FFFFFF	#000000	##000000
##4ECFE9	1.00	1.84	11.43	11.43
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.43	21.00	1.00	1.00
##000000	11.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC8EB

Deuteranopia (green-blind)

#A6B8E9

Tritanopia (blue-blind)

#00D9D7

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #4ecfe9;
/* rgb */ color: rgb(78, 207, 233);
/* oklch */ color: oklch(79.4% 0.117 213.6);

Tailwind

colors: {
  custom: {
    50: '#91def0',
    500: '#4ecfe9',
    950: '#000000',
  },
}

SCSS

$custom: #4ecfe9;
$custom-light: #91def0;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecfe9",
  "rgb": {
    "r": 78,
    "g": 207,
    "b": 233
  },
  "hsl": {
    "h": 190.065,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.79408,
    "c": 0.11658,
    "h": 213.6
  },
  "luminance": 0.52129
}

Semantic roles & 50–950 ramp

primary

#4ECFE9

secondary

#A94632

accent

#2E0BDA

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1516

muted

#7F8485

Preview Lab

Preview with #4ECFE9

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

Preview Lab → · Contrast checker → · Palette generator →