#51C2BB#51C2BB

#51C2BB is a light, moderate teal. Relative luminance 0.439; OKLCH L 74.8% C 0.103 H 189.6°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#51C2BB
RGB	rgb(81, 194, 187)
HSL	hsl(176, 48%, 54%)
HSV	hsv(176, 58%, 76%)
CMYK	cmyk(58.2%, 0%, 3.6%, 23.9%)
CIE-LAB	lab(72.17, -33.49, -6.10)
CIE-LCH	lch(72.17, 34.04, 190.33°)
OKLab	oklab(74.77% -0.1011 -0.0171)
OKLCH	oklch(74.77% 0.103 189.6)
XYZ	xyz(31.6508, 43.9175, 53.8130)
Luminance	0.4392 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C2BB #C25158

analogous

#51C283 #51C2BB #5191C2

triadic

#51C2BB #BB51C2 #C2BB51

tetradic

#51C2BB #8351C2 #C25158 #91C251

square

#51C2BB #8351C2 #C25158 #91C251

split-complementary

#51C2BB #C25191 #C28351

monochromatic

#28716C #379E98 #51C2BB #7ED2CD #ACE2DE

Accessibility & contrast

On white

2.15

#51C2BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.78

#51C2BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C2BB

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C2BB	#FFFFFF	#000000	##000000
##51C2BB	1.00	2.15	9.78	9.78
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.78	21.00	1.00	1.00
##000000	9.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8B9BB

Deuteranopia (green-blind)

#A6ABBC

Tritanopia (blue-blind)

#00C7C0

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #51c2bb;
/* rgb */ color: rgb(81, 194, 187);
/* oklch */ color: oklch(74.8% 0.103 189.6);

Tailwind

colors: {
  custom: {
    50: '#8dd5cf',
    500: '#51c2bb',
    950: '#000000',
  },
}

SCSS

$custom: #51c2bb;
$custom-light: #8dd5cf;
$custom-dark: #000000;

JSON

{
  "hex": "#51c2bb",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 187
  },
  "hsl": {
    "h": 176.283,
    "s": 48.085,
    "l": 53.922
  },
  "oklch": {
    "l": 0.74769,
    "c": 0.10253,
    "h": 189.6
  },
  "luminance": 0.43921
}

Semantic roles & 50–950 ramp

primary

#51C2BB

secondary

#D09FA2

accent

#5059D8

background

#F9FDFC

surface

#F1FAF9

border

#CBD3D2

text

#0D1413

muted

#7E8382

Preview Lab

Preview with #51C2BB

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

Preview Lab → · Contrast checker → · Palette generator →