#51CCDF#51CCDF

#51CCDF is a light, moderate teal. Relative luminance 0.503; OKLCH L 78.4% C 0.111 H 209.3°. Best body text is #000000 at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#51CCDF
RGB	rgb(81, 204, 223)
HSL	hsl(188, 69%, 60%)
HSV	hsv(188, 64%, 87%)
CMYK	cmyk(63.7%, 8.5%, 0%, 12.5%)
CIE-LAB	lab(76.23, -28.22, -19.54)
CIE-LCH	lch(76.23, 34.33, 214.70°)
OKLab	oklab(78.41% -0.0965 -0.0542)
OKLCH	oklch(78.41% 0.111 209.3)
XYZ	xyz(38.2999, 50.2586, 77.4802)
Luminance	0.5026 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CCDF #DF6451

analogous

#51DFAB #51CCDF #5185DF

triadic

#51CCDF #DF51CC #CCDF51

tetradic

#51CCDF #AB51DF #DF6451 #85DF51

square

#51CCDF #AB51DF #DF6451 #85DF51

split-complementary

#51CCDF #DF5185 #DFAB51

monochromatic

#1C8999 #26B7CD #51CCDF #85DBE9 #B8EAF2

Accessibility & contrast

On white

1.90

#51CCDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.05

#51CCDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CCDF

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CCDF	#FFFFFF	#000000	##000000
##51CCDF	1.00	1.90	11.05	11.05
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.05	21.00	1.00	1.00
##000000	11.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBC5E0

Deuteranopia (green-blind)

#A6B5DF

Tritanopia (blue-blind)

#00D5D2

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #51ccdf;
/* rgb */ color: rgb(81, 204, 223);
/* oklch */ color: oklch(78.4% 0.111 209.3);

Tailwind

colors: {
  custom: {
    50: '#91dce9',
    500: '#51ccdf',
    950: '#000000',
  },
}

SCSS

$custom: #51ccdf;
$custom-light: #91dce9;
$custom-dark: #000000;

JSON

{
  "hex": "#51ccdf",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 223
  },
  "hsl": {
    "h": 188.028,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.78411,
    "c": 0.11067,
    "h": 209.3
  },
  "luminance": 0.50263
}

Semantic roles & 50–950 ramp

primary

#51CCDF

secondary

#9D4537

accent

#543CEC

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51CCDF

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

Preview Lab → · Contrast checker → · Palette generator →