#51E151#51E151

#51E151 is a light, highly saturated green. Relative luminance 0.562; OKLCH L 80.3% C 0.222 H 143.2°. Best body text is #000000 at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#51E151
RGB	rgb(81, 225, 81)
HSL	hsl(120, 71%, 60%)
HSV	hsv(120, 64%, 88%)
CMYK	cmyk(64%, 0%, 64%, 11.8%)
CIE-LAB	lab(79.72, -65.48, 57.44)
CIE-LCH	lch(79.72, 87.11, 138.74°)
OKLab	oklab(80.35% -0.1778 0.1332)
OKLCH	oklch(80.35% 0.222 143.2)
XYZ	xyz(31.8019, 56.1906, 16.9529)
Luminance	0.5619 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E151 #E151E1

analogous

#99E151 #51E151 #51E199

triadic

#51E151 #5151E1 #E15151

tetradic

#51E151 #5199E1 #E151E1 #E19951

square

#51E151 #5199E1 #E151E1 #E19951

split-complementary

#51E151 #9951E1 #E15199

monochromatic

#1B9D1B #24D124 #51E151 #85EA85 #B9F3B9

Accessibility & contrast

On white

1.72

#51E151 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.24

#51E151 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E151

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E151	#FFFFFF	#000000	##000000
##51E151	1.00	1.72	12.24	12.24
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.24	21.00	1.00	1.00
##000000	12.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CD3F

Deuteranopia (green-blind)

#D4C15E

Tritanopia (blue-blind)

#31DBC3

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #51e151;
/* rgb */ color: rgb(81, 225, 81);
/* oklch */ color: oklch(80.3% 0.222 143.2);

Tailwind

colors: {
  custom: {
    50: '#92ec88',
    500: '#51e151',
    950: '#000000',
  },
}

SCSS

$custom: #51e151;
$custom-light: #92ec88;
$custom-dark: #000000;

JSON

{
  "hex": "#51e151",
  "rgb": {
    "r": 81,
    "g": 225,
    "b": 81
  },
  "hsl": {
    "h": 120,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.80346,
    "c": 0.2222,
    "h": 143.2
  },
  "luminance": 0.56194
}

Semantic roles & 50–950 ramp

primary

#51E151

secondary

#A036A0

accent

#3AEDED

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #51E151

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

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