#51CBBD#51CBBD

#51CBBD is a light, moderate teal. Relative luminance 0.481; OKLCH L 77.0% C 0.110 H 184.7°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#51CBBD
RGB	rgb(81, 203, 189)
HSL	hsl(173, 54%, 56%)
HSV	hsv(173, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 6.9%, 20.4%)
CIE-LAB	lab(74.91, -37.15, -3.16)
CIE-LCH	lch(74.91, 37.28, 184.85°)
OKLab	oklab(77% -0.1098 -0.0091)
OKLCH	oklch(77% 0.11 184.7)
XYZ	xyz(33.9304, 48.1318, 55.6365)
Luminance	0.4814 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBBD #CB515F

analogous

#51CB80 #51CBBD #519CCB

triadic

#51CBBD #BD51CB #CBBD51

tetradic

#51CBBD #8051CB #CB515F #9CCB51

square

#51CBBD #8051CB #CB515F #9CCB51

split-complementary

#51CBBD #CB519C #CB8051

monochromatic

#257C72 #33AC9E #51CBBD #80D9CF #AFE7E1

Accessibility & contrast

On white

1.98

#51CBBD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#51CBBD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBBD

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBBD	#FFFFFF	#000000	##000000
##51CBBD	1.00	1.98	10.63	10.63
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.63	21.00	1.00	1.00
##000000	10.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2C0BD

Deuteranopia (green-blind)

#AFB3BE

Tritanopia (blue-blind)

#00CFC7

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cbbd;
/* rgb */ color: rgb(81, 203, 189);
/* oklch */ color: oklch(77.0% 0.110 184.7);

Tailwind

colors: {
  custom: {
    50: '#8fdbd0',
    500: '#51cbbd',
    950: '#000000',
  },
}

SCSS

$custom: #51cbbd;
$custom-light: #8fdbd0;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbbd",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 189
  },
  "hsl": {
    "h": 173.115,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.77004,
    "c": 0.11016,
    "h": 184.7
  },
  "luminance": 0.48135
}

Semantic roles & 50–950 ramp

primary

#51CBBD

secondary

#D5A3A8

accent

#4A5BDD

background

#F9FDFC

surface

#F2FBF9

border

#CCD4D2

text

#0D1514

muted

#7E8382

Preview Lab

Preview with #51CBBD

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

Preview Lab → · Contrast checker → · Palette generator →