#51DBDF#51DBDF

#51DBDF is a light, moderate teal. Relative luminance 0.577; OKLCH L 81.9% C 0.117 H 197.9°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#51DBDF
RGB	rgb(81, 219, 223)
HSL	hsl(182, 69%, 60%)
HSV	hsv(182, 64%, 87%)
CMYK	cmyk(63.7%, 1.8%, 0%, 12.5%)
CIE-LAB	lab(80.59, -35.39, -12.97)
CIE-LCH	lch(80.59, 37.69, 200.13°)
OKLab	oklab(81.93% -0.1116 -0.036)
OKLCH	oklch(81.93% 0.117 197.9)
XYZ	xyz(42.0383, 57.7354, 78.7263)
Luminance	0.5774 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBDF #DF5551

analogous

#51DF9C #51DBDF #5194DF

triadic

#51DBDF #DF51DB #DBDF51

tetradic

#51DBDF #9C51DF #DF5551 #94DF51

square

#51DBDF #9C51DF #DF5551 #94DF51

split-complementary

#51DBDF #DF5194 #DF9C51

monochromatic

#1C9699 #26C8CD #51DBDF #85E6E9 #B8F0F2

Accessibility & contrast

On white

1.67

#51DBDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#51DBDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBDF

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBDF	#FFFFFF	#000000	##000000
##51DBDF	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD1E0

Deuteranopia (green-blind)

#B7C1E0

Tritanopia (blue-blind)

#00E2DC

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51dbdf;
/* rgb */ color: rgb(81, 219, 223);
/* oklch */ color: oklch(81.9% 0.117 197.9);

Tailwind

colors: {
  custom: {
    50: '#93e6e9',
    500: '#51dbdf',
    950: '#000000',
  },
}

SCSS

$custom: #51dbdf;
$custom-light: #93e6e9;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbdf",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 223
  },
  "hsl": {
    "h": 181.69,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.81934,
    "c": 0.11728,
    "h": 197.9
  },
  "luminance": 0.5774
}

Semantic roles & 50–950 ramp

primary

#51DBDF

secondary

#9D3A37

accent

#413CEC

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1616

muted

#7F8484

Preview Lab

Preview with #51DBDF

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

Preview Lab → · Contrast checker → · Palette generator →