#51EEC6#51EEC6

#51EEC6 is a very light, vivid teal. Relative luminance 0.670; OKLCH L 85.7% C 0.143 H 172.4°. Best body text is #000000 at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#51EEC6
RGB	rgb(81, 238, 198)
HSL	hsl(165, 82%, 63%)
HSV	hsv(165, 66%, 93%)
CMYK	cmyk(66%, 0%, 16.8%, 6.7%)
CIE-LAB	lab(85.49, -50.21, 7.43)
CIE-LCH	lch(85.49, 50.76, 171.58°)
OKLab	oklab(85.7% -0.1415 0.0189)
OKLCH	oklch(85.7% 0.143 172.4)
XYZ	xyz(44.1558, 66.9707, 64.0147)
Luminance	0.6698 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EEC6 #EE5179

analogous

#51EE77 #51EEC6 #51C8EE

triadic

#51EEC6 #C651EE #EEC651

tetradic

#51EEC6 #7751EE #EE5179 #C8EE51

square

#51EEC6 #7751EE #EE5179 #C8EE51

split-complementary

#51EEC6 #EE51C8 #EE7751

monochromatic

#11B38A #19E9B4 #51EEC6 #89F3D8 #C1F9EB

Accessibility & contrast

On white

1.46

#51EEC6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.40

#51EEC6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EEC6

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EEC6	#FFFFFF	#000000	##000000
##51EEC6	1.00	1.46	14.40	14.40
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.40	21.00	1.00	1.00
##000000	14.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7DFC4

Deuteranopia (green-blind)

#D1CFC9

Tritanopia (blue-blind)

#00F0E2

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #51eec6;
/* rgb */ color: rgb(81, 238, 198);
/* oklch */ color: oklch(85.7% 0.143 172.4);

Tailwind

colors: {
  custom: {
    50: '#93f4d7',
    500: '#51eec6',
    950: '#000000',
  },
}

SCSS

$custom: #51eec6;
$custom-light: #93f4d7;
$custom-dark: #000000;

JSON

{
  "hex": "#51eec6",
  "rgb": {
    "r": 81,
    "g": 238,
    "b": 198
  },
  "hsl": {
    "h": 164.713,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.85696,
    "c": 0.14279,
    "h": 172.4
  },
  "luminance": 0.66976
}

Semantic roles & 50–950 ramp

primary

#51EEC6

secondary

#B33052

accent

#073EDF

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #51EEC6

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

Preview Lab → · Contrast checker → · Palette generator →