#4EFFF9#4EFFF9

#4EFFF9 is a very light, vivid teal. Relative luminance 0.800; OKLCH L 91.1% C 0.140 H 191.6°. Best body text is #000000 at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#4EFFF9
RGB	rgb(78, 255, 249)
HSL	hsl(178, 100%, 65%)
HSV	hsv(178, 69%, 100%)
CMYK	cmyk(69.4%, 0%, 2.4%, 0%)
CIE-LAB	lab(91.67, -44.96, -10.11)
CIE-LCH	lch(91.67, 46.08, 192.67°)
OKLab	oklab(91.15% -0.1371 -0.0282)
OKLCH	oklch(91.15% 0.14 191.6)
XYZ	xyz(55.9929, 79.9727, 102.0894)
Luminance	0.7998 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EFFF9 #FF4E54

analogous

#4EFFA0 #4EFFF9 #4EADFF

triadic

#4EFFF9 #F94EFF #FFF94E

tetradic

#4EFFF9 #A04EFF #FF4E54 #ADFF4E

square

#4EFFF9 #A04EFF #FF4E54 #ADFF4E

split-complementary

#4EFFF9 #FF4EAD #FFA04E

monochromatic

#00D3CB #11FFF7 #4EFFF9 #8BFFFB #C8FFFD

Accessibility & contrast

On white

1.24

#4EFFF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.00

#4EFFF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EFFF9

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EFFF9	#FFFFFF	#000000	##000000
##4EFFF9	1.00	1.24	17.00	17.00
#FFFFFF	1.24	1.00	21.00	21.00
#000000	17.00	21.00	1.00	1.00
##000000	17.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0F2F9

Deuteranopia (green-blind)

#D6DFFA

Tritanopia (blue-blind)

#00FFFD

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #4efff9;
/* rgb */ color: rgb(78, 255, 249);
/* oklch */ color: oklch(91.1% 0.140 191.6);

Tailwind

colors: {
  custom: {
    50: '#98fffb',
    500: '#4efff9',
    950: '#000000',
  },
}

SCSS

$custom: #4efff9;
$custom-light: #98fffb;
$custom-dark: #000000;

JSON

{
  "hex": "#4efff9",
  "rgb": {
    "r": 78,
    "g": 255,
    "b": 249
  },
  "hsl": {
    "h": 177.966,
    "s": 100,
    "l": 65.294
  },
  "oklch": {
    "l": 0.9115,
    "c": 0.13995,
    "h": 191.6
  },
  "luminance": 0.79979
}

Semantic roles & 50–950 ramp

primary

#4EFFF9

secondary

#CD242A

accent

#0008E6

background

#FCFFFF

surface

#F6FFFF

border

#D0D7D7

text

#101817

muted

#808685

Preview Lab

Preview with #4EFFF9

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

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