#51DD64#51DD64

#51DD64 is a light, highly saturated green. Relative luminance 0.544; OKLCH L 79.5% C 0.203 H 145.7°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#51DD64
RGB	rgb(81, 221, 100)
HSL	hsl(128, 67%, 59%)
HSV	hsv(128, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 54.8%, 13.3%)
CIE-LAB	lab(78.68, -61.92, 47.90)
CIE-LCH	lch(78.68, 78.29, 142.28°)
OKLab	oklab(79.55% -0.1674 0.1143)
OKLCH	oklch(79.55% 0.203 145.7)
XYZ	xyz(31.5480, 54.3792, 20.8878)
Luminance	0.5438 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD64 #DD51CA

analogous

#84DD51 #51DD64 #51DDAA

triadic

#51DD64 #6451DD #DD6451

tetradic

#51DD64 #5184DD #DD51CA #DDAA51

square

#51DD64 #5184DD #DD51CA #DDAA51

split-complementary

#51DD64 #AA51DD #DD5184

monochromatic

#1D962E #27C93D #51DD64 #84E792 #B7F1BF

Accessibility & contrast

On white

1.77

#51DD64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#51DD64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD64

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD64	#FFFFFF	#000000	##000000
##51DD64	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CA59

Deuteranopia (green-blind)

#CFBE6D

Tritanopia (blue-blind)

#2CD8C2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd64;
/* rgb */ color: rgb(81, 221, 100);
/* oklch */ color: oklch(79.5% 0.203 145.7);

Tailwind

colors: {
  custom: {
    50: '#91e993',
    500: '#51dd64',
    950: '#000000',
  },
}

SCSS

$custom: #51dd64;
$custom-light: #91e993;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd64",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 100
  },
  "hsl": {
    "h": 128.143,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79547,
    "c": 0.20271,
    "h": 145.7
  },
  "luminance": 0.54382
}

Semantic roles & 50–950 ramp

primary

#51DD64

secondary

#9B388D

accent

#3ED3EA

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DD64

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

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