#51CDCB#51CDCB

#51CDCB is a light, moderate teal. Relative luminance 0.497; OKLCH L 77.9% C 0.109 H 193.7°. Best body text is #000000 at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#51CDCB
RGB	rgb(81, 205, 203)
HSL	hsl(179, 55%, 56%)
HSV	hsv(179, 60%, 80%)
CMYK	cmyk(60.5%, 0%, 1%, 19.6%)
CIE-LAB	lab(75.90, -34.35, -9.25)
CIE-LCH	lch(75.90, 35.57, 195.08°)
OKLab	oklab(77.94% -0.1058 -0.0257)
OKLCH	oklch(77.94% 0.109 193.7)
XYZ	xyz(35.9994, 49.7200, 64.1880)
Luminance	0.4972 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CDCB #CD5153

analogous

#51CD8D #51CDCB #5191CD

triadic

#51CDCB #CB51CD #CDCB51

tetradic

#51CDCB #8D51CD #CD5153 #91CD51

square

#51CDCB #8D51CD #CD5153 #91CD51

split-complementary

#51CDCB #CD5191 #CD8D51

monochromatic

#257F7E #32AFAD #51CDCB #81DBD9 #B0E8E7

Accessibility & contrast

On white

1.92

#51CDCB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.94

#51CDCB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CDCB

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CDCB	#FFFFFF	#000000	##000000
##51CDCB	1.00	1.92	10.94	10.94
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.94	21.00	1.00	1.00
##000000	10.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1C3CB

Deuteranopia (green-blind)

#ADB5CC

Tritanopia (blue-blind)

#00D3CC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51cdcb;
/* rgb */ color: rgb(81, 205, 203);
/* oklch */ color: oklch(77.9% 0.109 193.7);

Tailwind

colors: {
  custom: {
    50: '#90dcda',
    500: '#51cdcb',
    950: '#000000',
  },
}

SCSS

$custom: #51cdcb;
$custom-light: #90dcda;
$custom-dark: #000000;

JSON

{
  "hex": "#51cdcb",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 203
  },
  "hsl": {
    "h": 179.032,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.77938,
    "c": 0.10886,
    "h": 193.7
  },
  "luminance": 0.49724
}

Semantic roles & 50–950 ramp

primary

#51CDCB

secondary

#D7A3A4

accent

#494CDF

background

#F9FDFD

surface

#F2FBFA

border

#CCD4D3

text

#0E1514

muted

#7E8383

Preview Lab

Preview with #51CDCB

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

Preview Lab → · Contrast checker → · Palette generator →