#51DB80#51DB80

#51DB80 is a light, vivid green. Relative luminance 0.540; OKLCH L 79.5% C 0.175 H 151.4°. Best body text is #000000 at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#51DB80
RGB	rgb(81, 219, 128)
HSL	hsl(140, 66%, 59%)
HSV	hsv(140, 63%, 86%)
CMYK	cmyk(63%, 0%, 41.6%, 14.1%)
CIE-LAB	lab(78.44, -57.02, 33.98)
CIE-LCH	lch(78.44, 66.38, 149.21°)
OKLab	oklab(79.47% -0.154 0.0841)
OKLCH	oklch(79.47% 0.175 151.4)
XYZ	xyz(32.6186, 53.9676, 29.1157)
Luminance	0.5397 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB80 #DB51AC

analogous

#67DB51 #51DB80 #51DBC5

triadic

#51DB80 #8051DB #DB8051

tetradic

#51DB80 #5167DB #DB51AC #DBC551

square

#51DB80 #5167DB #DB51AC #DBC551

split-complementary

#51DB80 #C551DB #DB5167

monochromatic

#1E9346 #29C65E #51DB80 #84E5A5 #B6F0CA

Accessibility & contrast

On white

1.78

#51DB80 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.79

#51DB80 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB80

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB80	#FFFFFF	#000000	##000000
##51DB80	1.00	1.78	11.79	11.79
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.79	21.00	1.00	1.00
##000000	11.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCCA79

Deuteranopia (green-blind)

#CABD86

Tritanopia (blue-blind)

#1AD8C5

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51db80;
/* rgb */ color: rgb(81, 219, 128);
/* oklch */ color: oklch(79.5% 0.175 151.4);

Tailwind

colors: {
  custom: {
    50: '#90e7a6',
    500: '#51db80',
    950: '#000000',
  },
}

SCSS

$custom: #51db80;
$custom-light: #90e7a6;
$custom-dark: #000000;

JSON

{
  "hex": "#51db80",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 128
  },
  "hsl": {
    "h": 140.435,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.7947,
    "c": 0.17547,
    "h": 151.4
  },
  "luminance": 0.53971
}

Semantic roles & 50–950 ramp

primary

#51DB80

secondary

#983877

accent

#3FAFE9

background

#FCFEFC

surface

#F5FDF6

border

#CFD5D0

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DB80

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

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