#4EFFFF#4EFFFF

#4EFFFF is a very light, vivid teal. Relative luminance 0.804; OKLCH L 91.3% C 0.139 H 195.0°. Best body text is #000000 at 17.07:1 contrast (WCAG AA passes).

Color values

HEX	#4EFFFF
RGB	rgb(78, 255, 255)
HSL	hsl(180, 100%, 65%)
HSV	hsv(180, 69%, 100%)
CMYK	cmyk(69.4%, 0%, 0%, 0%)
CIE-LAB	lab(91.84, -43.33, -12.96)
CIE-LCH	lch(91.84, 45.23, 196.66°)
OKLab	oklab(91.35% -0.1346 -0.036)
OKLCH	oklch(91.35% 0.139 195)
XYZ	xyz(56.9437, 80.3530, 107.0969)
Luminance	0.8036 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EFFFF #FF4E4E

analogous

#4EFFA6 #4EFFFF #4EA6FF

triadic

#4EFFFF #FF4EFF #FFFF4E

tetradic

#4EFFFF #A64EFF #FF4E4E #A6FF4E

square

#4EFFFF #A64EFF #FF4E4E #A6FF4E

split-complementary

#4EFFFF #FF4EA6 #FFA64E

monochromatic

#00D3D3 #11FFFF #4EFFFF #8BFFFF #C8FFFF

Accessibility & contrast

On white

1.23

#4EFFFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.07

#4EFFFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EFFFF

17.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EFFFF	#FFFFFF	#000000	##000000
##4EFFFF	1.00	1.23	17.07	17.07
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.07	21.00	1.00	1.00
##000000	17.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFF3FF

Deuteranopia (green-blind)

#D4DFFF

Tritanopia (blue-blind)

#00FFFF

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #4effff;
/* rgb */ color: rgb(78, 255, 255);
/* oklch */ color: oklch(91.3% 0.139 195.0);

Tailwind

colors: {
  custom: {
    50: '#98ffff',
    500: '#4effff',
    950: '#000000',
  },
}

SCSS

$custom: #4effff;
$custom-light: #98ffff;
$custom-dark: #000000;

JSON

{
  "hex": "#4effff",
  "rgb": {
    "r": 78,
    "g": 255,
    "b": 255
  },
  "hsl": {
    "h": 180,
    "s": 100,
    "l": 65.294
  },
  "oklch": {
    "l": 0.91345,
    "c": 0.13933,
    "h": 195
  },
  "luminance": 0.8036
}

Semantic roles & 50–950 ramp

primary

#4EFFFF

secondary

#CD2424

accent

#0000E6

background

#FCFFFF

surface

#F6FFFF

border

#D0D7D7

text

#101818

muted

#808686

Preview Lab

Preview with #4EFFFF

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

Preview Lab → · Contrast checker → · Palette generator →