#51D6DD#51D6DD

#51D6DD is a light, moderate teal. Relative luminance 0.551; OKLCH L 80.7% C 0.114 H 200.1°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#51D6DD
RGB	rgb(81, 214, 221)
HSL	hsl(183, 67%, 59%)
HSV	hsv(183, 63%, 87%)
CMYK	cmyk(63.3%, 3.2%, 0%, 13.3%)
CIE-LAB	lab(79.08, -33.60, -14.18)
CIE-LCH	lch(79.08, 36.47, 202.87°)
OKLab	oklab(80.69% -0.1074 -0.0393)
OKLCH	oklch(80.69% 0.114 200.1)
XYZ	xyz(40.4854, 55.0585, 76.8863)
Luminance	0.5506 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D6DD #DD5851

analogous

#51DD9E #51D6DD #5190DD

triadic

#51D6DD #DD51D6 #D6DD51

tetradic

#51D6DD #9E51DD #DD5851 #90DD51

square

#51D6DD #9E51DD #DD5851 #90DD51

split-complementary

#51D6DD #DD5190 #DD9E51

monochromatic

#1D9096 #27C1C9 #51D6DD #84E2E7 #B7EEF1

Accessibility & contrast

On white

1.75

#51D6DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#51D6DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D6DD

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D6DD	#FFFFFF	#000000	##000000
##51D6DD	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7CDDE

Deuteranopia (green-blind)

#B2BDDE

Tritanopia (blue-blind)

#00DDD8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51d6dd;
/* rgb */ color: rgb(81, 214, 221);
/* oklch */ color: oklch(80.7% 0.114 200.1);

Tailwind

colors: {
  custom: {
    50: '#92e3e7',
    500: '#51d6dd',
    950: '#000000',
  },
}

SCSS

$custom: #51d6dd;
$custom-light: #92e3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#51d6dd",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 221
  },
  "hsl": {
    "h": 183,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80687,
    "c": 0.11438,
    "h": 200.1
  },
  "luminance": 0.55063
}

Semantic roles & 50–950 ramp

primary

#51D6DD

secondary

#9B3D38

accent

#463EEA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D6DD

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

Preview Lab → · Contrast checker → · Palette generator →