#51DFBB#51DFBB

#51DFBB is a light, vivid teal. Relative luminance 0.581; OKLCH L 81.8% C 0.132 H 172.9°. Best body text is #000000 at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#51DFBB
RGB	rgb(81, 223, 187)
HSL	hsl(165, 69%, 60%)
HSV	hsv(165, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 16.1%, 12.5%)
CIE-LAB	lab(80.80, -46.50, 6.48)
CIE-LCH	lch(80.80, 46.95, 172.06°)
OKLab	oklab(81.78% -0.1314 0.0164)
OKLCH	oklch(81.78% 0.132 172.9)
XYZ	xyz(38.7463, 58.1084, 56.1781)
Luminance	0.5811 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DFBB #DF5175

analogous

#51DF74 #51DFBB #51BCDF

triadic

#51DFBB #BB51DF #DFBB51

tetradic

#51DFBB #7451DF #DF5175 #BCDF51

square

#51DFBB #7451DF #DF5175 #BCDF51

split-complementary

#51DFBB #DF51BC #DF7451

monochromatic

#1C997A #26CDA3 #51DFBB #85E9CF #B8F2E3

Accessibility & contrast

On white

1.66

#51DFBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.62

#51DFBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DFBB

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DFBB	#FFFFFF	#000000	##000000
##51DFBB	1.00	1.66	12.62	12.62
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.62	21.00	1.00	1.00
##000000	12.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8D1B9

Deuteranopia (green-blind)

#C4C3BE

Tritanopia (blue-blind)

#00E1D4

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51dfbb;
/* rgb */ color: rgb(81, 223, 187);
/* oklch */ color: oklch(81.8% 0.132 172.9);

Tailwind

colors: {
  custom: {
    50: '#91eacf',
    500: '#51dfbb',
    950: '#000000',
  },
}

SCSS

$custom: #51dfbb;
$custom-light: #91eacf;
$custom-dark: #000000;

JSON

{
  "hex": "#51dfbb",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 187
  },
  "hsl": {
    "h": 164.789,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.81781,
    "c": 0.13242,
    "h": 172.9
  },
  "luminance": 0.58113
}

Semantic roles & 50–950 ramp

primary

#51DFBB

secondary

#9D3751

accent

#3C69EC

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1613

muted

#7F8483

Preview Lab

Preview with #51DFBB

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

Preview Lab → · Contrast checker → · Palette generator →