#51E8BB#51E8BB

#51E8BB is a very light, vivid teal. Relative luminance 0.630; OKLCH L 84.0% C 0.143 H 169.4°. Best body text is #000000 at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#51E8BB
RGB	rgb(81, 232, 187)
HSL	hsl(162, 77%, 61%)
HSV	hsv(162, 65%, 91%)
CMYK	cmyk(65.1%, 0%, 19.4%, 9%)
CIE-LAB	lab(83.47, -50.28, 10.30)
CIE-LCH	lch(83.47, 51.33, 168.42°)
OKLab	oklab(83.96% -0.1405 0.0263)
OKLCH	oklch(83.96% 0.143 169.4)
XYZ	xyz(41.2150, 63.0459, 57.0011)
Luminance	0.6305 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E8BB #E8517E

analogous

#51E870 #51E8BB #51CAE8

triadic

#51E8BB #BB51E8 #E8BB51

tetradic

#51E8BB #7051E8 #E8517E #CAE851

square

#51E8BB #7051E8 #E8517E #CAE851

split-complementary

#51E8BB #E851CA #E87051

monochromatic

#16A87D #1DDEA5 #51E8BB #87EFD0 #BDF6E5

Accessibility & contrast

On white

1.54

#51E8BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.61

#51E8BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E8BB

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E8BB	#FFFFFF	#000000	##000000
##51E8BB	1.00	1.54	13.61	13.61
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.61	21.00	1.00	1.00
##000000	13.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2D9B9

Deuteranopia (green-blind)

#CDCABE

Tritanopia (blue-blind)

#00E9DB

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e8bb;
/* rgb */ color: rgb(81, 232, 187);
/* oklch */ color: oklch(84.0% 0.143 169.4);

Tailwind

colors: {
  custom: {
    50: '#92f0cf',
    500: '#51e8bb',
    950: '#000000',
  },
}

SCSS

$custom: #51e8bb;
$custom-light: #92f0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#51e8bb",
  "rgb": {
    "r": 81,
    "g": 232,
    "b": 187
  },
  "hsl": {
    "h": 162.119,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.8396,
    "c": 0.14295,
    "h": 169.4
  },
  "luminance": 0.6305
}

Semantic roles & 50–950 ramp

primary

#51E8BB

secondary

#AA3357

accent

#0D4AD9

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0E1713

muted

#7F8583

Preview Lab

Preview with #51E8BB

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

Preview Lab → · Contrast checker → · Palette generator →