#51CBBA#51CBBA

#51CBBA is a light, moderate teal. Relative luminance 0.480; OKLCH L 76.9% C 0.111 H 182.6°. Best body text is #000000 at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#51CBBA
RGB	rgb(81, 203, 186)
HSL	hsl(172, 54%, 56%)
HSV	hsv(172, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 8.4%, 20.4%)
CIE-LAB	lab(74.83, -37.93, -1.65)
CIE-LCH	lch(74.83, 37.96, 182.49°)
OKLab	oklab(76.91% -0.1111 -0.0051)
OKLCH	oklch(76.91% 0.111 182.6)
XYZ	xyz(33.6082, 48.0029, 53.9392)
Luminance	0.4801 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBBA #CB5162

analogous

#51CB7D #51CBBA #519FCB

triadic

#51CBBA #BA51CB #CBBA51

tetradic

#51CBBA #7D51CB #CB5162 #9FCB51

square

#51CBBA #7D51CB #CB5162 #9FCB51

split-complementary

#51CBBA #CB519F #CB7D51

monochromatic

#257C70 #33AC9B #51CBBA #80D9CD #AFE7DF

Accessibility & contrast

On white

1.98

#51CBBA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.60

#51CBBA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBBA

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBBA	#FFFFFF	#000000	##000000
##51CBBA	1.00	1.98	10.60	10.60
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.60	21.00	1.00	1.00
##000000	10.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2C0B9

Deuteranopia (green-blind)

#B0B2BC

Tritanopia (blue-blind)

#00CFC6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cbba;
/* rgb */ color: rgb(81, 203, 186);
/* oklch */ color: oklch(76.9% 0.111 182.6);

Tailwind

colors: {
  custom: {
    50: '#8edbce',
    500: '#51cbba',
    950: '#000000',
  },
}

SCSS

$custom: #51cbba;
$custom-light: #8edbce;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbba",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 186
  },
  "hsl": {
    "h": 171.639,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.76911,
    "c": 0.11123,
    "h": 182.6
  },
  "luminance": 0.48006
}

Semantic roles & 50–950 ramp

primary

#51CBBA

secondary

#D5A3AA

accent

#4A5FDD

background

#F9FDFC

surface

#F2FBF9

border

#CCD4D2

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #51CBBA

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

Preview Lab → · Contrast checker → · Palette generator →