#51CFD2#51CFD2

#51CFD2 is a light, moderate teal. Relative luminance 0.510; OKLCH L 78.7% C 0.110 H 197.4°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#51CFD2
RGB	rgb(81, 207, 210)
HSL	hsl(181, 59%, 57%)
HSV	hsv(181, 61%, 82%)
CMYK	cmyk(61.4%, 1.4%, 0%, 17.6%)
CIE-LAB	lab(76.69, -33.36, -11.84)
CIE-LCH	lch(76.69, 35.40, 199.54°)
OKLab	oklab(78.65% -0.1049 -0.0328)
OKLCH	oklch(78.65% 0.11 197.4)
XYZ	xyz(37.3340, 51.0241, 68.8414)
Luminance	0.5103 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFD2 #D25451

analogous

#51D294 #51CFD2 #518FD2

triadic

#51CFD2 #D251CF #CFD251

tetradic

#51CFD2 #9451D2 #D25451 #8FD251

square

#51CFD2 #9451D2 #D25451 #8FD251

split-complementary

#51CFD2 #D2518F #D29451

monochromatic

#238486 #2FB3B7 #51CFD2 #82DCDF #B2EAEB

Accessibility & contrast

On white

1.87

#51CFD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#51CFD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFD2

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFD2	#FFFFFF	#000000	##000000
##51CFD2	1.00	1.87	11.21	11.21
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.21	21.00	1.00	1.00
##000000	11.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2C6D2

Deuteranopia (green-blind)

#ADB7D3

Tritanopia (blue-blind)

#00D6D0

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51cfd2;
/* rgb */ color: rgb(81, 207, 210);
/* oklch */ color: oklch(78.7% 0.110 197.4);

Tailwind

colors: {
  custom: {
    50: '#90dedf',
    500: '#51cfd2',
    950: '#000000',
  },
}

SCSS

$custom: #51cfd2;
$custom-light: #90dedf;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfd2",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 210
  },
  "hsl": {
    "h": 181.395,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.78651,
    "c": 0.10989,
    "h": 197.4
  },
  "luminance": 0.51028
}

Semantic roles & 50–950 ramp

primary

#51CFD2

secondary

#8D3C3B

accent

#4946E2

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CFD2

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

Preview Lab → · Contrast checker → · Palette generator →