#51D680#51D680

#51D680 is a light, vivid green. Relative luminance 0.514; OKLCH L 78.2% C 0.169 H 151.9°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#51D680
RGB	rgb(81, 214, 128)
HSL	hsl(141, 62%, 58%)
HSV	hsv(141, 62%, 84%)
CMYK	cmyk(62.1%, 0%, 40.2%, 16.1%)
CIE-LAB	lab(76.92, -55.11, 31.99)
CIE-LCH	lch(76.92, 63.72, 149.87°)
OKLab	oklab(78.22% -0.149 0.0794)
OKLCH	oklch(78.22% 0.169 151.9)
XYZ	xyz(31.3337, 51.3978, 28.6874)
Luminance	0.5140 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D680 #D651A7

analogous

#64D651 #51D680 #51D6C2

triadic

#51D680 #8051D6 #D68051

tetradic

#51D680 #5164D6 #D651A7 #D6C251

square

#51D680 #5164D6 #D651A7 #D6C251

split-complementary

#51D680 #C251D6 #D65164

monochromatic

#218C47 #2DBD60 #51D680 #83E2A4 #B4EDC8

Accessibility & contrast

On white

1.86

#51D680 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#51D680 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D680

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D680	#FFFFFF	#000000	##000000
##51D680	1.00	1.86	11.28	11.28
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.28	21.00	1.00	1.00
##000000	11.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C57A

Deuteranopia (green-blind)

#C5B986

Tritanopia (blue-blind)

#1ED3C1

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51d680;
/* rgb */ color: rgb(81, 214, 128);
/* oklch */ color: oklch(78.2% 0.169 151.9);

Tailwind

colors: {
  custom: {
    50: '#8fe4a5',
    500: '#51d680',
    950: '#000000',
  },
}

SCSS

$custom: #51d680;
$custom-light: #8fe4a5;
$custom-dark: #000000;

JSON

{
  "hex": "#51d680",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 128
  },
  "hsl": {
    "h": 141.203,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.78217,
    "c": 0.16881,
    "h": 151.9
  },
  "luminance": 0.51401
}

Semantic roles & 50–950 ramp

primary

#51D680

secondary

#923A73

accent

#43ACE5

background

#FCFEFC

surface

#F5FCF6

border

#CFD5D0

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51D680

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

Preview Lab → · Contrast checker → · Palette generator →