#51EFB6#51EFB6

#51EFB6 is a very light, vivid teal. Relative luminance 0.669; OKLCH L 85.5% C 0.155 H 165.0°. Best body text is #000000 at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#51EFB6
RGB	rgb(81, 239, 182)
HSL	hsl(158, 83%, 63%)
HSV	hsv(158, 66%, 94%)
CMYK	cmyk(66.1%, 0%, 23.8%, 6.3%)
CIE-LAB	lab(85.43, -54.26, 15.70)
CIE-LCH	lch(85.43, 56.49, 163.87°)
OKLab	oklab(85.53% -0.1497 0.0401)
OKLCH	oklch(85.53% 0.155 165)
XYZ	xyz(42.6988, 66.8550, 54.9009)
Luminance	0.6686 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EFB6 #EF518A

analogous

#51EF67 #51EFB6 #51D9EF

triadic

#51EFB6 #B651EF #EFB651

tetradic

#51EFB6 #6751EF #EF518A #D9EF51

square

#51EFB6 #6751EF #EF518A #D9EF51

split-complementary

#51EFB6 #EF51D9 #EF6751

monochromatic

#11B57A #19EA9E #51EFB6 #89F4CE #C1F9E5

Accessibility & contrast

On white

1.46

#51EFB6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.37

#51EFB6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EFB6

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EFB6	#FFFFFF	#000000	##000000
##51EFB6	1.00	1.46	14.37	14.37
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.37	21.00	1.00	1.00
##000000	14.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EADFB3

Deuteranopia (green-blind)

#D5CFBA

Tritanopia (blue-blind)

#00EFDF

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #51efb6;
/* rgb */ color: rgb(81, 239, 182);
/* oklch */ color: oklch(85.5% 0.155 165.0);

Tailwind

colors: {
  custom: {
    50: '#93f5cc',
    500: '#51efb6',
    950: '#000000',
  },
}

SCSS

$custom: #51efb6;
$custom-light: #93f5cc;
$custom-dark: #000000;

JSON

{
  "hex": "#51efb6",
  "rgb": {
    "r": 81,
    "g": 239,
    "b": 182
  },
  "hsl": {
    "h": 158.354,
    "s": 83.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.85531,
    "c": 0.15502,
    "h": 165
  },
  "luminance": 0.6686
}

Semantic roles & 50–950 ramp

primary

#51EFB6

secondary

#B53060

accent

#0654E0

background

#FCFFFE

surface

#F5FEFA

border

#CFD6D3

text

#0E1713

muted

#7F8583

Preview Lab

Preview with #51EFB6

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

Preview Lab → · Contrast checker → · Palette generator →