#51D0D2#51D0D2

#51D0D2 is a light, moderate teal. Relative luminance 0.515; OKLCH L 78.9% C 0.111 H 196.6°. Best body text is #000000 at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#51D0D2
RGB	rgb(81, 208, 210)
HSL	hsl(181, 59%, 57%)
HSV	hsv(181, 61%, 82%)
CMYK	cmyk(61.4%, 1%, 0%, 17.6%)
CIE-LAB	lab(76.99, -33.84, -11.40)
CIE-LCH	lch(76.99, 35.70, 198.62°)
OKLab	oklab(78.89% -0.1059 -0.0316)
OKLCH	oklch(78.89% 0.111 196.6)
XYZ	xyz(37.5770, 51.5102, 68.9224)
Luminance	0.5151 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D0D2 #D25351

analogous

#51D293 #51D0D2 #5190D2

triadic

#51D0D2 #D251D0 #D0D251

tetradic

#51D0D2 #9351D2 #D25351 #90D251

square

#51D0D2 #9351D2 #D25351 #90D251

split-complementary

#51D0D2 #D25190 #D29351

monochromatic

#238486 #2FB4B7 #51D0D2 #82DDDF #B2EAEB

Accessibility & contrast

On white

1.86

#51D0D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.30

#51D0D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D0D2

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D0D2	#FFFFFF	#000000	##000000
##51D0D2	1.00	1.86	11.30	11.30
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.30	21.00	1.00	1.00
##000000	11.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3C7D2

Deuteranopia (green-blind)

#AFB8D3

Tritanopia (blue-blind)

#00D6D0

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51d0d2;
/* rgb */ color: rgb(81, 208, 210);
/* oklch */ color: oklch(78.9% 0.111 196.6);

Tailwind

colors: {
  custom: {
    50: '#91dfdf',
    500: '#51d0d2',
    950: '#000000',
  },
}

SCSS

$custom: #51d0d2;
$custom-light: #91dfdf;
$custom-dark: #000000;

JSON

{
  "hex": "#51d0d2",
  "rgb": {
    "r": 81,
    "g": 208,
    "b": 210
  },
  "hsl": {
    "h": 180.93,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.78888,
    "c": 0.11053,
    "h": 196.6
  },
  "luminance": 0.51514
}

Semantic roles & 50–950 ramp

primary

#51D0D2

secondary

#8D3C3B

accent

#4846E2

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D0D2

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

Preview Lab → · Contrast checker → · Palette generator →