#51CC4F#51CC4F

#51CC4F is a light, vivid green. Relative luminance 0.455; OKLCH L 75.0% C 0.199 H 143.0°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#51CC4F
RGB	rgb(81, 204, 79)
HSL	hsl(119, 55%, 55%)
HSV	hsv(119, 61%, 80%)
CMYK	cmyk(60.3%, 0%, 61.3%, 20%)
CIE-LAB	lab(73.22, -58.35, 51.02)
CIE-LCH	lch(73.22, 77.51, 138.83°)
OKLab	oklab(74.97% -0.1586 0.1194)
OKLCH	oklch(74.97% 0.199 143)
XYZ	xyz(26.3960, 45.4971, 14.7864)
Luminance	0.4550 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CC4F #CA4FCC

analogous

#8FCC4F #51CC4F #4FCC8B

triadic

#51CC4F #4F51CC #CC4F51

tetradic

#51CC4F #4F8FCC #CA4FCC #CC8B4F

square

#51CC4F #4F8FCC #CA4FCC #CC8B4F

split-complementary

#51CC4F #8B4FCC #CC4F8F

monochromatic

#257D24 #34AC32 #51CC4F #80DA7E #AFE7AE

Accessibility & contrast

On white

2.08

#51CC4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#51CC4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CC4F

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CC4F	#FFFFFF	#000000	##000000
##51CC4F	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BA41

Deuteranopia (green-blind)

#C1B059

Tritanopia (blue-blind)

#3AC6B1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51cc4f;
/* rgb */ color: rgb(81, 204, 79);
/* oklch */ color: oklch(75.0% 0.199 143.0);

Tailwind

colors: {
  custom: {
    50: '#8fdc85',
    500: '#51cc4f',
    950: '#000000',
  },
}

SCSS

$custom: #51cc4f;
$custom-light: #8fdc85;
$custom-dark: #000000;

JSON

{
  "hex": "#51cc4f",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 79
  },
  "hsl": {
    "h": 119.04,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.74966,
    "c": 0.1985,
    "h": 143
  },
  "luminance": 0.455
}

Semantic roles & 50–950 ramp

primary

#51CC4F

secondary

#D5A1D5

accent

#49DEDC

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150B

muted

#7E837C

Preview Lab

Preview with #51CC4F

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

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