#51DD6E#51DD6E

#51DD6E is a light, vivid green. Relative luminance 0.546; OKLCH L 79.7% C 0.194 H 147.4°. Best body text is #000000 at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#51DD6E
RGB	rgb(81, 221, 110)
HSL	hsl(132, 67%, 59%)
HSV	hsv(132, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 50.2%, 13.3%)
CIE-LAB	lab(78.80, -60.57, 43.32)
CIE-LCH	lch(78.80, 74.47, 144.43°)
OKLab	oklab(79.68% -0.1635 0.1047)
OKLCH	oklch(79.68% 0.194 147.4)
XYZ	xyz(32.0620, 54.5848, 23.5951)
Luminance	0.5459 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD6E #DD51C0

analogous

#7ADD51 #51DD6E #51DDB4

triadic

#51DD6E #6E51DD #DD6E51

tetradic

#51DD6E #517ADD #DD51C0 #DDB451

square

#51DD6E #517ADD #DD51C0 #DDB451

split-complementary

#51DD6E #B451DD #DD517A

monochromatic

#1D9636 #27C949 #51DD6E #84E799 #B7F1C3

Accessibility & contrast

On white

1.76

#51DD6E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.92

#51DD6E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD6E

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD6E	#FFFFFF	#000000	##000000
##51DD6E	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)

#E0CA65

Deuteranopia (green-blind)

#CEBE76

Tritanopia (blue-blind)

#27D8C3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd6e;
/* rgb */ color: rgb(81, 221, 110);
/* oklch */ color: oklch(79.7% 0.194 147.4);

Tailwind

colors: {
  custom: {
    50: '#90e99a',
    500: '#51dd6e',
    950: '#000000',
  },
}

SCSS

$custom: #51dd6e;
$custom-light: #90e99a;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd6e",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 110
  },
  "hsl": {
    "h": 132.429,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79684,
    "c": 0.19419,
    "h": 147.4
  },
  "luminance": 0.54588
}

Semantic roles & 50–950 ramp

primary

#51DD6E

secondary

#9B3886

accent

#3EC6EA

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DD6E

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

Preview Lab → · Contrast checker → · Palette generator →