#51CFDC#51CFDC

#51CFDC is a light, moderate teal. Relative luminance 0.515; OKLCH L 79.0% C 0.111 H 204.8°. Best body text is #000000 at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#51CFDC
RGB	rgb(81, 207, 220)
HSL	hsl(186, 67%, 59%)
HSV	hsv(186, 63%, 86%)
CMYK	cmyk(63.2%, 5.9%, 0%, 13.7%)
CIE-LAB	lab(77.00, -30.55, -16.75)
CIE-LCH	lch(77.00, 34.84, 208.74°)
OKLab	oklab(79.01% -0.1007 -0.0464)
OKLCH	oklch(79.01% 0.111 204.8)
XYZ	xyz(38.6189, 51.5381, 75.6088)
Luminance	0.5154 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFDC #DC5E51

analogous

#51DCA4 #51CFDC #518ADC

triadic

#51CFDC #DC51CF #CFDC51

tetradic

#51CFDC #A451DC #DC5E51 #8ADC51

square

#51CFDC #A451DC #DC5E51 #8ADC51

split-complementary

#51CFDC #DC518A #DCA451

monochromatic

#1E8A95 #28B9C8 #51CFDC #84DDE6 #B7EBF0

Accessibility & contrast

On white

1.86

#51CFDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.31

#51CFDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFDC

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFDC	#FFFFFF	#000000	##000000
##51CFDC	1.00	1.86	11.31	11.31
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.31	21.00	1.00	1.00
##000000	11.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC7DD

Deuteranopia (green-blind)

#AAB8DC

Tritanopia (blue-blind)

#00D7D3

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51cfdc;
/* rgb */ color: rgb(81, 207, 220);
/* oklch */ color: oklch(79.0% 0.111 204.8);

Tailwind

colors: {
  custom: {
    50: '#91dee6',
    500: '#51cfdc',
    950: '#000000',
  },
}

SCSS

$custom: #51cfdc;
$custom-light: #91dee6;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfdc",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 220
  },
  "hsl": {
    "h": 185.612,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79005,
    "c": 0.11092,
    "h": 204.8
  },
  "luminance": 0.51542
}

Semantic roles & 50–950 ramp

primary

#51CFDC

secondary

#994138

accent

#4E3EE9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51CFDC

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

Preview Lab → · Contrast checker → · Palette generator →