#51DBBA#51DBBA

#51DBBA is a light, vivid teal. Relative luminance 0.560; OKLCH L 80.8% C 0.128 H 174.1°. Best body text is #000000 at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#51DBBA
RGB	rgb(81, 219, 186)
HSL	hsl(166, 66%, 59%)
HSV	hsv(166, 63%, 86%)
CMYK	cmyk(63%, 0%, 15.1%, 14.1%)
CIE-LAB	lab(79.59, -45.02, 5.27)
CIE-LCH	lch(79.59, 45.33, 173.32°)
OKLab	oklab(80.79% -0.1278 0.0133)
OKLCH	oklch(80.79% 0.128 174.1)
XYZ	xyz(37.5835, 55.9535, 55.2643)
Luminance	0.5596 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBBA #DB5172

analogous

#51DB75 #51DBBA #51B7DB

triadic

#51DBBA #BA51DB #DBBA51

tetradic

#51DBBA #7551DB #DB5172 #B7DB51

square

#51DBBA #7551DB #DB5172 #B7DB51

split-complementary

#51DBBA #DB51B7 #DB7551

monochromatic

#1E9377 #29C6A0 #51DBBA #84E5CE #B6F0E2

Accessibility & contrast

On white

1.72

#51DBBA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.19

#51DBBA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBBA

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBBA	#FFFFFF	#000000	##000000
##51DBBA	1.00	1.72	12.19	12.19
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.19	21.00	1.00	1.00
##000000	12.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4CEB8

Deuteranopia (green-blind)

#C0BFBC

Tritanopia (blue-blind)

#00DDD1

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51dbba;
/* rgb */ color: rgb(81, 219, 186);
/* oklch */ color: oklch(80.8% 0.128 174.1);

Tailwind

colors: {
  custom: {
    50: '#90e7ce',
    500: '#51dbba',
    950: '#000000',
  },
}

SCSS

$custom: #51dbba;
$custom-light: #90e7ce;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbba",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 186
  },
  "hsl": {
    "h": 165.652,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.80785,
    "c": 0.12846,
    "h": 174.1
  },
  "luminance": 0.55958
}

Semantic roles & 50–950 ramp

primary

#51DBBA

secondary

#98384F

accent

#3F68E9

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1613

muted

#7F8483

Preview Lab

Preview with #51DBBA

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

Preview Lab → · Contrast checker → · Palette generator →