#51DA5C#51DA5C

#51DA5C is a light, highly saturated green. Relative luminance 0.527; OKLCH L 78.7% C 0.206 H 144.6°. Best body text is #000000 at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#51DA5C
RGB	rgb(81, 218, 92)
HSL	hsl(125, 65%, 59%)
HSV	hsv(125, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 57.8%, 14.5%)
CIE-LAB	lab(77.67, -61.85, 50.37)
CIE-LCH	lch(77.67, 79.76, 140.84°)
OKLab	oklab(78.69% -0.1675 0.1191)
OKLCH	oklch(78.69% 0.206 144.6)
XYZ	xyz(30.3946, 52.6618, 18.6861)
Luminance	0.5266 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA5C #DA51CF

analogous

#8ADA51 #51DA5C #51DAA1

triadic

#51DA5C #5C51DA #DA5C51

tetradic

#51DA5C #518ADA #DA51CF #DAA151

square

#51DA5C #518ADA #DA51CF #DAA151

split-complementary

#51DA5C #A151DA #DA518A

monochromatic

#1F9228 #2AC436 #51DA5C #83E58B #B6EFBB

Accessibility & contrast

On white

1.82

#51DA5C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.53

#51DA5C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA5C

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA5C	#FFFFFF	#000000	##000000
##51DA5C	1.00	1.82	11.53	11.53
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.53	21.00	1.00	1.00
##000000	11.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC74F

Deuteranopia (green-blind)

#CDBB66

Tritanopia (blue-blind)

#31D5BE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #51da5c;
/* rgb */ color: rgb(81, 218, 92);
/* oklch */ color: oklch(78.7% 0.206 144.6);

Tailwind

colors: {
  custom: {
    50: '#90e68e',
    500: '#51da5c',
    950: '#000000',
  },
}

SCSS

$custom: #51da5c;
$custom-light: #90e68e;
$custom-dark: #000000;

JSON

{
  "hex": "#51da5c",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 92
  },
  "hsl": {
    "h": 124.818,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.78687,
    "c": 0.20553,
    "h": 144.6
  },
  "luminance": 0.52665
}

Semantic roles & 50–950 ramp

primary

#51DA5C

secondary

#97398F

accent

#40DAE8

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51DA5C

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

Preview Lab → · Contrast checker → · Palette generator →