#51E066#51E066

#51E066 is a light, highly saturated green. Relative luminance 0.560; OKLCH L 80.3% C 0.205 H 145.9°. Best body text is #000000 at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#51E066
RGB	rgb(81, 224, 102)
HSL	hsl(129, 70%, 60%)
HSV	hsv(129, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 54.5%, 12.2%)
CIE-LAB	lab(79.62, -62.73, 48.10)
CIE-LCH	lch(79.62, 79.05, 142.52°)
OKLab	oklab(80.33% -0.1695 0.1149)
OKLCH	oklch(80.33% 0.205 145.9)
XYZ	xyz(32.4451, 56.0167, 21.6702)
Luminance	0.5602 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E066 #E051CB

analogous

#84E051 #51E066 #51E0AD

triadic

#51E066 #6651E0 #E06651

tetradic

#51E066 #5184E0 #E051CB #E0AD51

square

#51E066 #5184E0 #E051CB #E0AD51

split-complementary

#51E066 #AD51E0 #E05184

monochromatic

#1C9B2E #25CF3E #51E066 #85E994 #B9F3C1

Accessibility & contrast

On white

1.72

#51E066 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.20

#51E066 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E066

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E066	#FFFFFF	#000000	##000000
##51E066	1.00	1.72	12.20	12.20
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.20	21.00	1.00	1.00
##000000	12.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CD5B

Deuteranopia (green-blind)

#D2C16F

Tritanopia (blue-blind)

#29DBC5

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51e066;
/* rgb */ color: rgb(81, 224, 102);
/* oklch */ color: oklch(80.3% 0.205 145.9);

Tailwind

colors: {
  custom: {
    50: '#91eb94',
    500: '#51e066',
    950: '#000000',
  },
}

SCSS

$custom: #51e066;
$custom-light: #91eb94;
$custom-dark: #000000;

JSON

{
  "hex": "#51e066",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 102
  },
  "hsl": {
    "h": 128.811,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.80331,
    "c": 0.20478,
    "h": 145.9
  },
  "luminance": 0.5602
}

Semantic roles & 50–950 ramp

primary

#51E066

secondary

#9F378F

accent

#3BD3ED

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160D

muted

#7F857F

Preview Lab

Preview with #51E066

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

Preview Lab → · Contrast checker → · Palette generator →