#51DB99#51DB99

#51DB99 is a light, vivid teal. Relative luminance 0.547; OKLCH L 80.0% C 0.153 H 158.9°. Best body text is #000000 at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#51DB99
RGB	rgb(81, 219, 153)
HSL	hsl(151, 66%, 59%)
HSV	hsv(151, 63%, 86%)
CMYK	cmyk(63%, 0%, 30.1%, 14.1%)
CIE-LAB	lab(78.87, -52.37, 21.69)
CIE-LCH	lch(78.87, 56.68, 157.50°)
OKLab	oklab(79.97% -0.1428 0.055)
OKLCH	oklch(79.97% 0.153 158.9)
XYZ	xyz(34.4714, 54.7087, 38.8740)
Luminance	0.5471 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB99 #DB5193

analogous

#51DB54 #51DB99 #51D8DB

triadic

#51DB99 #9951DB #DB9951

tetradic

#51DB99 #5451DB #DB5193 #D8DB51

square

#51DB99 #5451DB #DB5193 #D8DB51

split-complementary

#51DB99 #DB51D8 #DB5451

monochromatic

#1E935B #29C67B #51DB99 #84E5B7 #B6F0D4

Accessibility & contrast

On white

1.76

#51DB99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.94

#51DB99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB99

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB99	#FFFFFF	#000000	##000000
##51DB99	1.00	1.76	11.94	11.94
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.94	21.00	1.00	1.00
##000000	11.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9CB95

Deuteranopia (green-blind)

#C6BE9D

Tritanopia (blue-blind)

#00DAC9

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51db99;
/* rgb */ color: rgb(81, 219, 153);
/* oklch */ color: oklch(80.0% 0.153 158.9);

Tailwind

colors: {
  custom: {
    50: '#90e7b7',
    500: '#51db99',
    950: '#000000',
  },
}

SCSS

$custom: #51db99;
$custom-light: #90e7b7;
$custom-dark: #000000;

JSON

{
  "hex": "#51db99",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 153
  },
  "hsl": {
    "h": 151.304,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.79965,
    "c": 0.15305,
    "h": 158.9
  },
  "luminance": 0.54712
}

Semantic roles & 50–950 ramp

primary

#51DB99

secondary

#983866

accent

#3F90E9

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0E1611

muted

#7F8481

Preview Lab

Preview with #51DB99

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

Preview Lab → · Contrast checker → · Palette generator →