#51CFD4#51CFD4

#51CFD4 is a light, moderate teal. Relative luminance 0.511; OKLCH L 78.7% C 0.110 H 198.9°. Best body text is #000000 at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#51CFD4
RGB	rgb(81, 207, 212)
HSL	hsl(182, 60%, 57%)
HSV	hsv(182, 62%, 83%)
CMYK	cmyk(61.8%, 2.4%, 0%, 16.9%)
CIE-LAB	lab(76.75, -32.81, -12.83)
CIE-LCH	lch(76.75, 35.23, 201.35°)
OKLab	oklab(78.72% -0.104 -0.0355)
OKLCH	oklch(78.72% 0.11 198.9)
XYZ	xyz(37.5847, 51.1244, 70.1618)
Luminance	0.5113 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFD4 #D45651

analogous

#51D497 #51CFD4 #518ED4

triadic

#51CFD4 #D451CF #CFD451

tetradic

#51CFD4 #9751D4 #D45651 #8ED451

square

#51CFD4 #9751D4 #D45651 #8ED451

split-complementary

#51CFD4 #D4518E #D49751

monochromatic

#228589 #2EB5BA #51CFD4 #82DDE0 #B3EAEC

Accessibility & contrast

On white

1.87

#51CFD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.23

#51CFD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFD4

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFD4	#FFFFFF	#000000	##000000
##51CFD4	1.00	1.87	11.23	11.23
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.23	21.00	1.00	1.00
##000000	11.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1C6D5

Deuteranopia (green-blind)

#ADB7D5

Tritanopia (blue-blind)

#00D6D0

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51cfd4;
/* rgb */ color: rgb(81, 207, 212);
/* oklch */ color: oklch(78.7% 0.110 198.9);

Tailwind

colors: {
  custom: {
    50: '#91dee1',
    500: '#51cfd4',
    950: '#000000',
  },
}

SCSS

$custom: #51cfd4;
$custom-light: #91dee1;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfd4",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 212
  },
  "hsl": {
    "h": 182.29,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.7872,
    "c": 0.10994,
    "h": 198.9
  },
  "luminance": 0.51128
}

Semantic roles & 50–950 ramp

primary

#51CFD4

secondary

#8F3D3A

accent

#4A44E4

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CFD4

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

Preview Lab → · Contrast checker → · Palette generator →