#51E2CC#51E2CC

#51E2CC is a very light, vivid teal. Relative luminance 0.605; OKLCH L 83.0% C 0.127 H 181.1°. Best body text is #000000 at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#51E2CC
RGB	rgb(81, 226, 204)
HSL	hsl(171, 71%, 60%)
HSV	hsv(171, 64%, 89%)
CMYK	cmyk(64.2%, 0%, 9.7%, 11.4%)
CIE-LAB	lab(82.11, -43.61, -0.63)
CIE-LCH	lch(82.11, 43.61, 180.82°)
OKLab	oklab(82.99% -0.1268 -0.0024)
OKLCH	oklch(82.99% 0.127 181.1)
XYZ	xyz(41.4837, 60.4971, 66.6059)
Luminance	0.6050 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E2CC #E25167

analogous

#51E284 #51E2CC #51AFE2

triadic

#51E2CC #CC51E2 #E2CC51

tetradic

#51E2CC #8451E2 #E25167 #AFE251

square

#51E2CC #8451E2 #E25167 #AFE251

split-complementary

#51E2CC #E251AF #E28451

monochromatic

#1A9E8A #23D3B8 #51E2CC #85EBDB #BAF3EB

Accessibility & contrast

On white

1.60

#51E2CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.10

#51E2CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E2CC

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E2CC	#FFFFFF	#000000	##000000
##51E2CC	1.00	1.60	13.10	13.10
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.10	21.00	1.00	1.00
##000000	13.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8D5CB

Deuteranopia (green-blind)

#C3C6CE

Tritanopia (blue-blind)

#00E6DB

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e2cc;
/* rgb */ color: rgb(81, 226, 204);
/* oklch */ color: oklch(83.0% 0.127 181.1);

Tailwind

colors: {
  custom: {
    50: '#92ecdb',
    500: '#51e2cc',
    950: '#000000',
  },
}

SCSS

$custom: #51e2cc;
$custom-light: #92ecdb;
$custom-dark: #000000;

JSON

{
  "hex": "#51e2cc",
  "rgb": {
    "r": 81,
    "g": 226,
    "b": 204
  },
  "hsl": {
    "h": 170.897,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.82988,
    "c": 0.12687,
    "h": 181.1
  },
  "luminance": 0.60502
}

Semantic roles & 50–950 ramp

primary

#51E2CC

secondary

#A13646

accent

#122FD3

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0E1615

muted

#7F8584

Preview Lab

Preview with #51E2CC

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

Preview Lab → · Contrast checker → · Palette generator →