#51D8BA#51D8BA

#51D8BA is a light, vivid teal. Relative luminance 0.544; OKLCH L 80.1% C 0.125 H 175.5°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#51D8BA
RGB	rgb(81, 216, 186)
HSL	hsl(167, 63%, 58%)
HSV	hsv(167, 63%, 85%)
CMYK	cmyk(62.5%, 0%, 13.9%, 15.3%)
CIE-LAB	lab(78.70, -43.72, 3.98)
CIE-LCH	lch(78.70, 43.90, 174.80°)
OKLab	oklab(80.06% -0.1247 0.0099)
OKLCH	oklch(80.06% 0.125 175.5)
XYZ	xyz(36.8079, 54.4023, 55.0057)
Luminance	0.5441 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D8BA #D8516F

analogous

#51D876 #51D8BA #51B2D8

triadic

#51D8BA #BA51D8 #D8BA51

tetradic

#51D8BA #7651D8 #D8516F #B2D851

square

#51D8BA #7651D8 #D8516F #B2D851

split-complementary

#51D8BA #D851B2 #D87651

monochromatic

#208F76 #2BC19F #51D8BA #83E3CE #B5EEE2

Accessibility & contrast

On white

1.77

#51D8BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#51D8BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D8BA

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D8BA	#FFFFFF	#000000	##000000
##51D8BA	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1CBB9

Deuteranopia (green-blind)

#BDBDBC

Tritanopia (blue-blind)

#00DBCF

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51d8ba;
/* rgb */ color: rgb(81, 216, 186);
/* oklch */ color: oklch(80.1% 0.125 175.5);

Tailwind

colors: {
  custom: {
    50: '#90e5ce',
    500: '#51d8ba',
    950: '#000000',
  },
}

SCSS

$custom: #51d8ba;
$custom-light: #90e5ce;
$custom-dark: #000000;

JSON

{
  "hex": "#51d8ba",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 186
  },
  "hsl": {
    "h": 166.667,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.80058,
    "c": 0.12507,
    "h": 175.5
  },
  "luminance": 0.54406
}

Semantic roles & 50–950 ramp

primary

#51D8BA

secondary

#94394D

accent

#4166E6

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1613

muted

#7F8483

Preview Lab

Preview with #51D8BA

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

Preview Lab → · Contrast checker → · Palette generator →