#51DD69#51DD69

#51DD69 is a light, vivid green. Relative luminance 0.545; OKLCH L 79.6% C 0.199 H 146.5°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#51DD69
RGB	rgb(81, 221, 105)
HSL	hsl(130, 67%, 59%)
HSV	hsv(130, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 52.5%, 13.3%)
CIE-LAB	lab(78.74, -61.26, 45.63)
CIE-LCH	lch(78.74, 76.39, 143.32°)
OKLab	oklab(79.61% -0.1655 0.1096)
OKLCH	oklch(79.61% 0.199 146.5)
XYZ	xyz(31.7974, 54.4789, 22.2016)
Luminance	0.5448 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD69 #DD51C5

analogous

#7FDD51 #51DD69 #51DDAF

triadic

#51DD69 #6951DD #DD6951

tetradic

#51DD69 #517FDD #DD51C5 #DDAF51

square

#51DD69 #517FDD #DD51C5 #DDAF51

split-complementary

#51DD69 #AF51DD #DD517F

monochromatic

#1D9632 #27C943 #51DD69 #84E795 #B7F1C1

Accessibility & contrast

On white

1.77

#51DD69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#51DD69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD69

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD69	#FFFFFF	#000000	##000000
##51DD69	1.00	1.77	11.90	11.90
#FFFFFF	1.77	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)

#E0CA5F

Deuteranopia (green-blind)

#CEBE72

Tritanopia (blue-blind)

#29D8C3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd69;
/* rgb */ color: rgb(81, 221, 105);
/* oklch */ color: oklch(79.6% 0.199 146.5);

Tailwind

colors: {
  custom: {
    50: '#91e996',
    500: '#51dd69',
    950: '#000000',
  },
}

SCSS

$custom: #51dd69;
$custom-light: #91e996;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd69",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 105
  },
  "hsl": {
    "h": 130.286,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79613,
    "c": 0.19851,
    "h": 146.5
  },
  "luminance": 0.54482
}

Semantic roles & 50–950 ramp

primary

#51DD69

secondary

#9B388A

accent

#3ECDEA

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DD69

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

Preview Lab → · Contrast checker → · Palette generator →