#51DFBF#51DFBF

#51DFBF is a light, vivid teal. Relative luminance 0.583; OKLCH L 81.9% C 0.130 H 175.0°. Best body text is #000000 at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#51DFBF
RGB	rgb(81, 223, 191)
HSL	hsl(166, 69%, 60%)
HSV	hsv(166, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 14.3%, 12.5%)
CIE-LAB	lab(80.90, -45.53, 4.50)
CIE-LCH	lch(80.90, 45.76, 174.35°)
OKLab	oklab(81.89% -0.1296 0.0112)
OKLCH	oklch(81.89% 0.13 175)
XYZ	xyz(39.1804, 58.2820, 58.4648)
Luminance	0.5829 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DFBF #DF5171

analogous

#51DF78 #51DFBF #51B8DF

triadic

#51DFBF #BF51DF #DFBF51

tetradic

#51DFBF #7851DF #DF5171 #B8DF51

square

#51DFBF #7851DF #DF5171 #B8DF51

split-complementary

#51DFBF #DF51B8 #DF7851

monochromatic

#1C997D #26CDA7 #51DFBF #85E9D2 #B8F2E5

Accessibility & contrast

On white

1.66

#51DFBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.66

#51DFBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DFBF

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DFBF	#FFFFFF	#000000	##000000
##51DFBF	1.00	1.66	12.66	12.66
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.66	21.00	1.00	1.00
##000000	12.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7D2BE

Deuteranopia (green-blind)

#C3C3C1

Tritanopia (blue-blind)

#00E2D5

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51dfbf;
/* rgb */ color: rgb(81, 223, 191);
/* oklch */ color: oklch(81.9% 0.130 175.0);

Tailwind

colors: {
  custom: {
    50: '#91ead2',
    500: '#51dfbf',
    950: '#000000',
  },
}

SCSS

$custom: #51dfbf;
$custom-light: #91ead2;
$custom-dark: #000000;

JSON

{
  "hex": "#51dfbf",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 191
  },
  "hsl": {
    "h": 166.479,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.81892,
    "c": 0.13009,
    "h": 175
  },
  "luminance": 0.58286
}

Semantic roles & 50–950 ramp

primary

#51DFBF

secondary

#9D374E

accent

#3C64EC

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51DFBF

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

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