#51DCEB#51DCEB

#51DCEB is a very light, moderate teal. Relative luminance 0.589; OKLCH L 82.6% C 0.119 H 205.3°. Best body text is #000000 at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#51DCEB
RGB	rgb(81, 220, 235)
HSL	hsl(186, 79%, 62%)
HSV	hsv(186, 66%, 92%)
CMYK	cmyk(65.5%, 6.4%, 0%, 7.8%)
CIE-LAB	lab(81.25, -32.47, -18.36)
CIE-LCH	lch(81.25, 37.31, 209.49°)
OKLab	oklab(82.59% -0.1077 -0.0509)
OKLCH	oklch(82.59% 0.119 205.3)
XYZ	xyz(43.9755, 58.9290, 87.6380)
Luminance	0.5893 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DCEB #EB6051

analogous

#51EBAD #51DCEB #518FEB

triadic

#51DCEB #EB51DC #DCEB51

tetradic

#51DCEB #AD51EB #EB6051 #8FEB51

square

#51DCEB #AD51EB #EB6051 #8FEB51

split-complementary

#51DCEB #EB518F #EBAD51

monochromatic

#149FAE #1AD1E5 #51DCEB #88E7F1 #BFF2F8

Accessibility & contrast

On white

1.64

#51DCEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.79

#51DCEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DCEB

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DCEB	#FFFFFF	#000000	##000000
##51DCEB	1.00	1.64	12.79	12.79
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.79	21.00	1.00	1.00
##000000	12.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBD3EC

Deuteranopia (green-blind)

#B4C3EB

Tritanopia (blue-blind)

#00E5E0

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51dceb;
/* rgb */ color: rgb(81, 220, 235);
/* oklch */ color: oklch(82.6% 0.119 205.3);

Tailwind

colors: {
  custom: {
    50: '#94e7f1',
    500: '#51dceb',
    950: '#000000',
  },
}

SCSS

$custom: #51dceb;
$custom-light: #94e7f1;
$custom-dark: #000000;

JSON

{
  "hex": "#51dceb",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 235
  },
  "hsl": {
    "h": 185.844,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.82591,
    "c": 0.11914,
    "h": 205.3
  },
  "luminance": 0.58934
}

Semantic roles & 50–950 ramp

primary

#51DCEB

secondary

#AE3E32

accent

#1E0ADC

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DCEB

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

Preview Lab → · Contrast checker → · Palette generator →