#51D7DB#51D7DB

#51D7DB is a light, moderate teal. Relative luminance 0.555; OKLCH L 80.9% C 0.115 H 197.9°. Best body text is #000000 at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#51D7DB
RGB	rgb(81, 215, 219)
HSL	hsl(182, 66%, 59%)
HSV	hsv(182, 63%, 86%)
CMYK	cmyk(63%, 1.8%, 0%, 14.1%)
CIE-LAB	lab(79.31, -34.63, -12.76)
CIE-LCH	lch(79.31, 36.91, 200.23°)
OKLab	oklab(80.85% -0.1093 -0.0354)
OKLCH	oklch(80.85% 0.115 197.9)
XYZ	xyz(40.4744, 55.4603, 75.5759)
Luminance	0.5546 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D7DB #DB5551

analogous

#51DB9A #51D7DB #5192DB

triadic

#51D7DB #DB51D7 #D7DB51

tetradic

#51D7DB #9A51DB #DB5551 #92DB51

square

#51D7DB #9A51DB #DB5551 #92DB51

split-complementary

#51D7DB #DB5192 #DB9A51

monochromatic

#1E9093 #29C1C6 #51D7DB #84E3E5 #B6EEF0

Accessibility & contrast

On white

1.74

#51D7DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.09

#51D7DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D7DB

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D7DB	#FFFFFF	#000000	##000000
##51D7DB	1.00	1.74	12.09	12.09
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.09	21.00	1.00	1.00
##000000	12.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9CEDC

Deuteranopia (green-blind)

#B3BEDC

Tritanopia (blue-blind)

#00DED8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51d7db;
/* rgb */ color: rgb(81, 215, 219);
/* oklch */ color: oklch(80.9% 0.115 197.9);

Tailwind

colors: {
  custom: {
    50: '#92e4e6',
    500: '#51d7db',
    950: '#000000',
  },
}

SCSS

$custom: #51d7db;
$custom-light: #92e4e6;
$custom-dark: #000000;

JSON

{
  "hex": "#51d7db",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 219
  },
  "hsl": {
    "h": 181.739,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.80854,
    "c": 0.11485,
    "h": 197.9
  },
  "luminance": 0.55465
}

Semantic roles & 50–950 ramp

primary

#51D7DB

secondary

#983B38

accent

#443FE9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D7DB

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

Preview Lab → · Contrast checker → · Palette generator →