#51DD6F#51DD6F

#51DD6F is a light, vivid green. Relative luminance 0.546; OKLCH L 79.7% C 0.193 H 147.5°. Best body text is #000000 at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#51DD6F
RGB	rgb(81, 221, 111)
HSL	hsl(133, 67%, 59%)
HSV	hsv(133, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 49.8%, 13.3%)
CIE-LAB	lab(78.81, -60.42, 42.86)
CIE-LCH	lch(78.81, 74.08, 144.65°)
OKLab	oklab(79.7% -0.1631 0.1038)
OKLCH	oklch(79.7% 0.193 147.5)
XYZ	xyz(32.1168, 54.6067, 23.8834)
Luminance	0.5461 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD6F #DD51BF

analogous

#79DD51 #51DD6F #51DDB5

triadic

#51DD6F #6F51DD #DD6F51

tetradic

#51DD6F #5179DD #DD51BF #DDB551

square

#51DD6F #5179DD #DD51BF #DDB551

split-complementary

#51DD6F #B551DD #DD5179

monochromatic

#1D9637 #27C94A #51DD6F #84E799 #B7F1C4

Accessibility & contrast

On white

1.76

#51DD6F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.92

#51DD6F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD6F

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD6F	#FFFFFF	#000000	##000000
##51DD6F	1.00	1.76	11.92	11.92
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.92	21.00	1.00	1.00
##000000	11.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFCA66

Deuteranopia (green-blind)

#CEBE77

Tritanopia (blue-blind)

#26D8C3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd6f;
/* rgb */ color: rgb(81, 221, 111);
/* oklch */ color: oklch(79.7% 0.193 147.5);

Tailwind

colors: {
  custom: {
    50: '#90e99a',
    500: '#51dd6f',
    950: '#000000',
  },
}

SCSS

$custom: #51dd6f;
$custom-light: #90e99a;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd6f",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 111
  },
  "hsl": {
    "h": 132.857,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79698,
    "c": 0.19332,
    "h": 147.5
  },
  "luminance": 0.5461
}

Semantic roles & 50–950 ramp

primary

#51DD6F

secondary

#9B3885

accent

#3EC5EA

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DD6F

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

Preview Lab → · Contrast checker → · Palette generator →