#51E564#51E564

#51E564 is a light, highly saturated green. Relative luminance 0.587; OKLCH L 81.6% C 0.213 H 145.4°. Best body text is #000000 at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#51E564
RGB	rgb(81, 229, 100)
HSL	hsl(128, 74%, 61%)
HSV	hsv(128, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 56.3%, 10.2%)
CIE-LAB	lab(81.13, -64.73, 50.80)
CIE-LCH	lch(81.13, 82.29, 141.87°)
OKLab	oklab(81.57% -0.175 0.1206)
OKLCH	oklch(81.57% 0.213 145.4)
XYZ	xyz(33.7107, 58.7046, 21.6087)
Luminance	0.5871 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E564 #E551D2

analogous

#88E551 #51E564 #51E5AE

triadic

#51E564 #6451E5 #E56451

tetradic

#51E564 #5188E5 #E551D2 #E5AE51

square

#51E564 #5188E5 #E551D2 #E5AE51

split-complementary

#51E564 #AE51E5 #E55188

monochromatic

#18A32A #20D838 #51E564 #86ED93 #BBF5C3

Accessibility & contrast

On white

1.65

#51E564 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.74

#51E564 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E564

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E564	#FFFFFF	#000000	##000000
##51E564	1.00	1.65	12.74	12.74
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.74	21.00	1.00	1.00
##000000	12.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D157

Deuteranopia (green-blind)

#D6C56E

Tritanopia (blue-blind)

#27E0C9

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51e564;
/* rgb */ color: rgb(81, 229, 100);
/* oklch */ color: oklch(81.6% 0.213 145.4);

Tailwind

colors: {
  custom: {
    50: '#92ee93',
    500: '#51e564',
    950: '#000000',
  },
}

SCSS

$custom: #51e564;
$custom-light: #92ee93;
$custom-dark: #000000;

JSON

{
  "hex": "#51e564",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 100
  },
  "hsl": {
    "h": 127.703,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.81568,
    "c": 0.21256,
    "h": 145.4
  },
  "luminance": 0.58708
}

Semantic roles & 50–950 ramp

primary

#51E564

secondary

#A63597

accent

#0FBDD6

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160D

muted

#7F857F

Preview Lab

Preview with #51E564

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

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