#51E7CC#51E7CC

#51E7CC is a very light, vivid teal. Relative luminance 0.633; OKLCH L 84.2% C 0.132 H 178.6°. Best body text is #000000 at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#51E7CC
RGB	rgb(81, 231, 204)
HSL	hsl(169, 76%, 61%)
HSV	hsv(169, 65%, 91%)
CMYK	cmyk(64.9%, 0%, 11.7%, 9.4%)
CIE-LAB	lab(83.58, -45.78, 1.52)
CIE-LCH	lch(83.58, 45.81, 178.10°)
OKLab	oklab(84.18% -0.1319 0.0033)
OKLCH	oklch(84.18% 0.132 178.6)
XYZ	xyz(42.8631, 63.2561, 67.0657)
Luminance	0.6326 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E7CC #E7516C

analogous

#51E781 #51E7CC #51B7E7

triadic

#51E7CC #CC51E7 #E7CC51

tetradic

#51E7CC #8151E7 #E7516C #B7E751

square

#51E7CC #8151E7 #E7516C #B7E751

split-complementary

#51E7CC #E751B7 #E78151

monochromatic

#17A78D #1EDCBA #51E7CC #87EEDC #BDF6EC

Accessibility & contrast

On white

1.54

#51E7CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.65

#51E7CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E7CC

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E7CC	#FFFFFF	#000000	##000000
##51E7CC	1.00	1.54	13.65	13.65
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.65	21.00	1.00	1.00
##000000	13.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEDACB

Deuteranopia (green-blind)

#C8CACE

Tritanopia (blue-blind)

#00EADF

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e7cc;
/* rgb */ color: rgb(81, 231, 204);
/* oklch */ color: oklch(84.2% 0.132 178.6);

Tailwind

colors: {
  custom: {
    50: '#93efdb',
    500: '#51e7cc',
    950: '#000000',
  },
}

SCSS

$custom: #51e7cc;
$custom-light: #93efdb;
$custom-dark: #000000;

JSON

{
  "hex": "#51e7cc",
  "rgb": {
    "r": 81,
    "g": 231,
    "b": 204
  },
  "hsl": {
    "h": 169.2,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.84184,
    "c": 0.13192,
    "h": 178.6
  },
  "luminance": 0.63261
}

Semantic roles & 50–950 ramp

primary

#51E7CC

secondary

#A83449

accent

#0E32D8

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0E1615

muted

#7F8584

Preview Lab

Preview with #51E7CC

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

Preview Lab → · Contrast checker → · Palette generator →