#51CDDA#51CDDA

#51CDDA is a light, moderate teal. Relative luminance 0.505; OKLCH L 78.5% C 0.110 H 204.9°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#51CDDA
RGB	rgb(81, 205, 218)
HSL	hsl(186, 65%, 59%)
HSV	hsv(186, 63%, 85%)
CMYK	cmyk(62.8%, 6%, 0%, 14.5%)
CIE-LAB	lab(76.36, -30.15, -16.65)
CIE-LCH	lch(76.36, 34.45, 208.91°)
OKLab	oklab(78.46% -0.0995 -0.0462)
OKLCH	oklch(78.46% 0.11 204.9)
XYZ	xyz(37.8742, 50.4699, 74.0617)
Luminance	0.5047 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CDDA #DA5E51

analogous

#51DAA2 #51CDDA #5188DA

triadic

#51CDDA #DA51CD #CDDA51

tetradic

#51CDDA #A251DA #DA5E51 #88DA51

square

#51CDDA #A251DA #DA5E51 #88DA51

split-complementary

#51CDDA #DA5188 #DAA251

monochromatic

#1F8792 #2AB5C4 #51CDDA #83DCE5 #B6EAEF

Accessibility & contrast

On white

1.89

#51CDDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#51CDDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CDDA

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CDDA	#FFFFFF	#000000	##000000
##51CDDA	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDC5DB

Deuteranopia (green-blind)

#A9B6DA

Tritanopia (blue-blind)

#00D5D1

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #51cdda;
/* rgb */ color: rgb(81, 205, 218);
/* oklch */ color: oklch(78.5% 0.110 204.9);

Tailwind

colors: {
  custom: {
    50: '#91dce5',
    500: '#51cdda',
    950: '#000000',
  },
}

SCSS

$custom: #51cdda;
$custom-light: #91dce5;
$custom-dark: #000000;

JSON

{
  "hex": "#51cdda",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 218
  },
  "hsl": {
    "h": 185.693,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.78462,
    "c": 0.10969,
    "h": 204.9
  },
  "luminance": 0.50474
}

Semantic roles & 50–950 ramp

primary

#51CDDA

secondary

#974139

accent

#5040E8

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CDDA

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

Preview Lab → · Contrast checker → · Palette generator →