#51F1BB#51F1BB

#51F1BB is a very light, vivid teal. Relative luminance 0.682; OKLCH L 86.1% C 0.154 H 166.4°. Best body text is #000000 at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#51F1BB
RGB	rgb(81, 241, 187)
HSL	hsl(160, 85%, 63%)
HSV	hsv(160, 66%, 95%)
CMYK	cmyk(66.4%, 0%, 22.4%, 5.5%)
CIE-LAB	lab(86.13, -53.96, 14.08)
CIE-LCH	lch(86.13, 55.77, 165.38°)
OKLab	oklab(86.14% -0.1494 0.036)
OKLCH	oklch(86.14% 0.154 166.4)
XYZ	xyz(43.8135, 68.2429, 57.8672)
Luminance	0.6825 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F1BB #F15187

analogous

#51F16B #51F1BB #51D7F1

triadic

#51F1BB #BB51F1 #F1BB51

tetradic

#51F1BB #6B51F1 #F15187 #D7F151

square

#51F1BB #6B51F1 #F15187 #D7F151

split-complementary

#51F1BB #F151D7 #F16B51

monochromatic

#0FB97F #18ECA5 #51F1BB #8AF6D1 #C2FAE7

Accessibility & contrast

On white

1.43

#51F1BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.65

#51F1BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F1BB

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F1BB	#FFFFFF	#000000	##000000
##51F1BB	1.00	1.43	14.65	14.65
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.65	21.00	1.00	1.00
##000000	14.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECE1B8

Deuteranopia (green-blind)

#D6D1BF

Tritanopia (blue-blind)

#00F2E2

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #51f1bb;
/* rgb */ color: rgb(81, 241, 187);
/* oklch */ color: oklch(86.1% 0.154 166.4);

Tailwind

colors: {
  custom: {
    50: '#94f6cf',
    500: '#51f1bb',
    950: '#000000',
  },
}

SCSS

$custom: #51f1bb;
$custom-light: #94f6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#51f1bb",
  "rgb": {
    "r": 81,
    "g": 241,
    "b": 187
  },
  "hsl": {
    "h": 159.75,
    "s": 85.106,
    "l": 63.137
  },
  "oklch": {
    "l": 0.86137,
    "c": 0.15373,
    "h": 166.4
  },
  "luminance": 0.68248
}

Semantic roles & 50–950 ramp

primary

#51F1BB

secondary

#B82F5D

accent

#044FE2

background

#FCFFFE

surface

#F5FFFB

border

#CFD7D4

text

#0F1713

muted

#808583

Preview Lab

Preview with #51F1BB

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

Preview Lab → · Contrast checker → · Palette generator →