#51EC4D#51EC4D

#51EC4D is a very light, highly saturated green. Relative luminance 0.623; OKLCH L 83.1% C 0.237 H 142.7°. Best body text is #000000 at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#51EC4D
RGB	rgb(81, 236, 77)
HSL	hsl(118, 81%, 61%)
HSV	hsv(118, 67%, 93%)
CMYK	cmyk(65.7%, 0%, 67.4%, 7.5%)
CIE-LAB	lab(83.06, -69.53, 62.66)
CIE-LCH	lch(83.06, 93.59, 137.98°)
OKLab	oklab(83.1% -0.189 0.1438)
OKLCH	oklch(83.1% 0.237 142.7)
XYZ	xyz(34.7263, 62.2725, 17.2094)
Luminance	0.6228 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EC4D #E84DEC

analogous

#A0EC4D #51EC4D #4DEC99

triadic

#51EC4D #4D51EC #EC4D51

tetradic

#51EC4D #4DA0EC #E84DEC #EC994D

square

#51EC4D #4DA0EC #E84DEC #EC994D

split-complementary

#51EC4D #994DEC #EC4DA0

monochromatic

#16AC12 #1DE418 #51EC4D #87F284 #BDF8BC

Accessibility & contrast

On white

1.56

#51EC4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.46

#51EC4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EC4D

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EC4D	#FFFFFF	#000000	##000000
##51EC4D	1.00	1.56	13.46	13.46
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.46	21.00	1.00	1.00
##000000	13.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D736

Deuteranopia (green-blind)

#DFCA5C

Tritanopia (blue-blind)

#2CE5CC

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #51ec4d;
/* rgb */ color: rgb(81, 236, 77);
/* oklch */ color: oklch(83.1% 0.237 142.7);

Tailwind

colors: {
  custom: {
    50: '#94f386',
    500: '#51ec4d',
    950: '#000000',
  },
}

SCSS

$custom: #51ec4d;
$custom-light: #94f386;
$custom-dark: #000000;

JSON

{
  "hex": "#51ec4d",
  "rgb": {
    "r": 81,
    "g": 236,
    "b": 77
  },
  "hsl": {
    "h": 118.491,
    "s": 80.711,
    "l": 61.373
  },
  "oklch": {
    "l": 0.83096,
    "c": 0.23748,
    "h": 142.7
  },
  "luminance": 0.62276
}

Semantic roles & 50–950 ramp

primary

#51EC4D

secondary

#AA30AD

accent

#08DDD8

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51EC4D

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

Preview Lab → · Contrast checker → · Palette generator →