#81EFF4#81EFF4

#81EFF4 is a very light, moderate teal. Relative luminance 0.729; OKLCH L 88.9% C 0.102 H 199.4°. Best body text is #000000 at 15.59:1 contrast (WCAG AA passes).

Color values

HEX	#81EFF4
RGB	rgb(129, 239, 244)
HSL	hsl(183, 84%, 73%)
HSV	hsv(183, 47%, 96%)
CMYK	cmyk(47.1%, 2%, 0%, 4.3%)
CIE-LAB	lab(88.41, -30.29, -12.21)
CIE-LCH	lch(88.41, 32.65, 201.96°)
OKLab	oklab(88.87% -0.0958 -0.0337)
OKLCH	oklch(88.87% 0.102 199.4)
XYZ	xyz(56.2424, 72.9270, 96.6829)
Luminance	0.7293 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81EFF4 #F48681

analogous

#81F4C0 #81EFF4 #81B5F4

triadic

#81EFF4 #F481EF #EFF481

tetradic

#81EFF4 #C081F4 #F48681 #B5F481

square

#81EFF4 #C081F4 #F48681 #B5F481

split-complementary

#81EFF4 #F481B5 #F4C081

monochromatic

#14DDE6 #49E8EF #81EFF4 #B9F6F9 #E3FBFD

Accessibility & contrast

On white

1.35

#81EFF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.59

#81EFF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81EFF4

15.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81EFF4	#FFFFFF	#000000	##000000
##81EFF4	1.00	1.35	15.59	15.59
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.59	21.00	1.00	1.00
##000000	15.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1E6F5

Deuteranopia (green-blind)

#CED8F5

Tritanopia (blue-blind)

#3EF6F0

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #81eff4;
/* rgb */ color: rgb(129, 239, 244);
/* oklch */ color: oklch(88.9% 0.102 199.4);

Tailwind

colors: {
  custom: {
    50: '#adf4f7',
    500: '#81eff4',
    950: '#000000',
  },
}

SCSS

$custom: #81eff4;
$custom-light: #adf4f7;
$custom-dark: #000000;

JSON

{
  "hex": "#81eff4",
  "rgb": {
    "r": 129,
    "g": 239,
    "b": 244
  },
  "hsl": {
    "h": 182.609,
    "s": 83.942,
    "l": 73.137
  },
  "oklch": {
    "l": 0.88865,
    "c": 0.10154,
    "h": 199.4
  },
  "luminance": 0.72932
}

Semantic roles & 50–950 ramp

primary

#81EFF4

secondary

#D04F49

accent

#0F05E0

background

#FDFFFF

surface

#F8FEFE

border

#D1D6D6

text

#111717

muted

#818585

Preview Lab

Preview with #81EFF4

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

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