#51DD6A#51DD6A

#51DD6A is a light, vivid green. Relative luminance 0.545; OKLCH L 79.6% C 0.198 H 146.7°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#51DD6A
RGB	rgb(81, 221, 106)
HSL	hsl(131, 67%, 59%)
HSV	hsv(131, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 52%, 13.3%)
CIE-LAB	lab(78.75, -61.13, 45.17)
CIE-LCH	lch(78.75, 76.01, 143.54°)
OKLab	oklab(79.63% -0.1651 0.1086)
OKLCH	oklch(79.63% 0.198 146.7)
XYZ	xyz(31.8491, 54.4996, 22.4739)
Luminance	0.5450 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD6A #DD51C4

analogous

#7EDD51 #51DD6A #51DDB0

triadic

#51DD6A #6A51DD #DD6A51

tetradic

#51DD6A #517EDD #DD51C4 #DDB051

square

#51DD6A #517EDD #DD51C4 #DDB051

split-complementary

#51DD6A #B051DD #DD517E

monochromatic

#1D9633 #27C944 #51DD6A #84E796 #B7F1C2

Accessibility & contrast

On white

1.76

#51DD6A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#51DD6A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD6A

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD6A	#FFFFFF	#000000	##000000
##51DD6A	1.00	1.76	11.90	11.90
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.90	21.00	1.00	1.00
##000000	11.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CA60

Deuteranopia (green-blind)

#CEBE72

Tritanopia (blue-blind)

#29D8C3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd6a;
/* rgb */ color: rgb(81, 221, 106);
/* oklch */ color: oklch(79.6% 0.198 146.7);

Tailwind

colors: {
  custom: {
    50: '#90e997',
    500: '#51dd6a',
    950: '#000000',
  },
}

SCSS

$custom: #51dd6a;
$custom-light: #90e997;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd6a",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 106
  },
  "hsl": {
    "h": 130.714,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79627,
    "c": 0.19765,
    "h": 146.7
  },
  "luminance": 0.54503
}

Semantic roles & 50–950 ramp

primary

#51DD6A

secondary

#9B3889

accent

#3ECBEA

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DD6A

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

Preview Lab → · Contrast checker → · Palette generator →