#51E8DF#51E8DF

#51E8DF is a very light, vivid teal. Relative luminance 0.648; OKLCH L 85.0% C 0.126 H 189.4°. Best body text is #000000 at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#51E8DF
RGB	rgb(81, 232, 223)
HSL	hsl(176, 77%, 61%)
HSV	hsv(176, 65%, 91%)
CMYK	cmyk(65.1%, 0%, 3.9%, 9%)
CIE-LAB	lab(84.37, -41.33, -7.34)
CIE-LCH	lch(84.37, 41.97, 190.07°)
OKLab	oklab(85% -0.1246 -0.0205)
OKLCH	oklch(85% 0.126 189.4)
XYZ	xyz(45.5632, 64.7852, 79.9012)
Luminance	0.6479 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E8DF #E8515A

analogous

#51E894 #51E8DF #51A6E8

triadic

#51E8DF #DF51E8 #E8DF51

tetradic

#51E8DF #9451E8 #E8515A #A6E851

square

#51E8DF #9451E8 #E8515A #A6E851

split-complementary

#51E8DF #E851A6 #E89451

monochromatic

#16A8A0 #1DDED3 #51E8DF #87EFE9 #BDF6F3

Accessibility & contrast

On white

1.50

#51E8DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.96

#51E8DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E8DF

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E8DF	#FFFFFF	#000000	##000000
##51E8DF	1.00	1.50	13.96	13.96
#FFFFFF	1.50	1.00	21.00	21.00
#000000	13.96	21.00	1.00	1.00
##000000	13.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBDCDF

Deuteranopia (green-blind)

#C5CCE0

Tritanopia (blue-blind)

#00EEE5

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #51e8df;
/* rgb */ color: rgb(81, 232, 223);
/* oklch */ color: oklch(85.0% 0.126 189.4);

Tailwind

colors: {
  custom: {
    50: '#94f0e8',
    500: '#51e8df',
    950: '#000000',
  },
}

SCSS

$custom: #51e8df;
$custom-light: #94f0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#51e8df",
  "rgb": {
    "r": 81,
    "g": 232,
    "b": 223
  },
  "hsl": {
    "h": 176.424,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.84998,
    "c": 0.12627,
    "h": 189.4
  },
  "luminance": 0.6479
}

Semantic roles & 50–950 ramp

primary

#51E8DF

secondary

#AA333A

accent

#0D19D9

background

#FCFFFE

surface

#F5FEFC

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E8DF

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

Preview Lab → · Contrast checker → · Palette generator →