#51DADF#51DADF

#51DADF is a light, moderate teal. Relative luminance 0.572; OKLCH L 81.7% C 0.117 H 198.6°. Best body text is #000000 at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#51DADF
RGB	rgb(81, 218, 223)
HSL	hsl(182, 69%, 60%)
HSV	hsv(182, 64%, 87%)
CMYK	cmyk(63.7%, 2.2%, 0%, 12.5%)
CIE-LAB	lab(80.30, -34.92, -13.41)
CIE-LCH	lch(80.30, 37.41, 201.00°)
OKLab	oklab(81.7% -0.1106 -0.0372)
OKLCH	oklch(81.7% 0.117 198.6)
XYZ	xyz(41.7782, 57.2153, 78.6396)
Luminance	0.5722 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DADF #DF5651

analogous

#51DF9D #51DADF #5193DF

triadic

#51DADF #DF51DA #DADF51

tetradic

#51DADF #9D51DF #DF5651 #93DF51

square

#51DADF #9D51DF #DF5651 #93DF51

split-complementary

#51DADF #DF5193 #DF9D51

monochromatic

#1C9599 #26C7CD #51DADF #85E5E9 #B8F0F2

Accessibility & contrast

On white

1.69

#51DADF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.44

#51DADF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DADF

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DADF	#FFFFFF	#000000	##000000
##51DADF	1.00	1.69	12.44	12.44
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.44	21.00	1.00	1.00
##000000	12.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBD0E0

Deuteranopia (green-blind)

#B6C0E0

Tritanopia (blue-blind)

#00E1DB

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51dadf;
/* rgb */ color: rgb(81, 218, 223);
/* oklch */ color: oklch(81.7% 0.117 198.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#51dadf",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 223
  },
  "hsl": {
    "h": 182.113,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.81698,
    "c": 0.1167,
    "h": 198.6
  },
  "luminance": 0.5722
}

Semantic roles & 50–950 ramp

primary

#51DADF

secondary

#9D3B37

accent

#423CEC

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1616

muted

#7F8484

Preview Lab

Preview with #51DADF

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

Preview Lab → · Contrast checker → · Palette generator →