#51DDCC#51DDCC

#51DDCC is a light, vivid teal. Relative luminance 0.578; OKLCH L 81.8% C 0.122 H 183.8°. Best body text is #000000 at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#51DDCC
RGB	rgb(81, 221, 204)
HSL	hsl(173, 67%, 59%)
HSV	hsv(173, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 7.7%, 13.3%)
CIE-LAB	lab(80.64, -41.40, -2.78)
CIE-LCH	lch(80.64, 41.49, 183.84°)
OKLab	oklab(81.79% -0.1218 -0.0082)
OKLCH	oklch(81.79% 0.122 183.8)
XYZ	xyz(40.1438, 57.8175, 66.1593)
Luminance	0.5782 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDCC #DD5162

analogous

#51DD86 #51DDCC #51A8DD

triadic

#51DDCC #CC51DD #DDCC51

tetradic

#51DDCC #8651DD #DD5162 #A8DD51

square

#51DDCC #8651DD #DD5162 #A8DD51

split-complementary

#51DDCC #DD51A8 #DD8651

monochromatic

#1D9688 #27C9B6 #51DDCC #84E7DB #B7F1EA

Accessibility & contrast

On white

1.67

#51DDCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.56

#51DDCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDCC

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDCC	#FFFFFF	#000000	##000000
##51DDCC	1.00	1.67	12.56	12.56
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.56	21.00	1.00	1.00
##000000	12.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D1CB

Deuteranopia (green-blind)

#BEC2CE

Tritanopia (blue-blind)

#00E1D8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51ddcc;
/* rgb */ color: rgb(81, 221, 204);
/* oklch */ color: oklch(81.8% 0.122 183.8);

Tailwind

colors: {
  custom: {
    50: '#92e8db',
    500: '#51ddcc',
    950: '#000000',
  },
}

SCSS

$custom: #51ddcc;
$custom-light: #92e8db;
$custom-dark: #000000;

JSON

{
  "hex": "#51ddcc",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 204
  },
  "hsl": {
    "h": 172.714,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.81792,
    "c": 0.12206,
    "h": 183.8
  },
  "luminance": 0.57822
}

Semantic roles & 50–950 ramp

primary

#51DDCC

secondary

#9B3844

accent

#3E53EA

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #51DDCC

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

Preview Lab → · Contrast checker → · Palette generator →