#51DC5E#51DC5E

#51DC5E is a light, highly saturated green. Relative luminance 0.537; OKLCH L 79.2% C 0.206 H 144.8°. Best body text is #000000 at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#51DC5E
RGB	rgb(81, 220, 94)
HSL	hsl(126, 67%, 59%)
HSV	hsv(126, 63%, 86%)
CMYK	cmyk(63.2%, 0%, 57.3%, 13.7%)
CIE-LAB	lab(78.31, -62.32, 50.21)
CIE-LCH	lch(78.31, 80.03, 141.14°)
OKLab	oklab(79.22% -0.1687 0.1189)
OKLCH	oklch(79.22% 0.206 144.8)
XYZ	xyz(31.0050, 53.7408, 19.3266)
Luminance	0.5374 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC5E #DC51CF

analogous

#8ADC51 #51DC5E #51DCA4

triadic

#51DC5E #5E51DC #DC5E51

tetradic

#51DC5E #518ADC #DC51CF #DCA451

square

#51DC5E #518ADC #DC51CF #DCA451

split-complementary

#51DC5E #A451DC #DC518A

monochromatic

#1E9529 #28C837 #51DC5E #84E68D #B7F0BC

Accessibility & contrast

On white

1.79

#51DC5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.75

#51DC5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC5E

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC5E	#FFFFFF	#000000	##000000
##51DC5E	1.00	1.79	11.75	11.75
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.75	21.00	1.00	1.00
##000000	11.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C951

Deuteranopia (green-blind)

#CFBD68

Tritanopia (blue-blind)

#2FD7C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51dc5e;
/* rgb */ color: rgb(81, 220, 94);
/* oklch */ color: oklch(79.2% 0.206 144.8);

Tailwind

colors: {
  custom: {
    50: '#91e88f',
    500: '#51dc5e',
    950: '#000000',
  },
}

SCSS

$custom: #51dc5e;
$custom-light: #91e88f;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc5e",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 94
  },
  "hsl": {
    "h": 125.612,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79219,
    "c": 0.20638,
    "h": 144.8
  },
  "luminance": 0.53744
}

Semantic roles & 50–950 ramp

primary

#51DC5E

secondary

#993890

accent

#3ED9E9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DC5E

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

Preview Lab → · Contrast checker → · Palette generator →