#51DD58#51DD58

#51DD58 is a light, highly saturated green. Relative luminance 0.542; OKLCH L 79.4% C 0.212 H 144.0°. Best body text is #000000 at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#51DD58
RGB	rgb(81, 221, 88)
HSL	hsl(123, 67%, 59%)
HSV	hsv(123, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 60.2%, 13.3%)
CIE-LAB	lab(78.56, -63.37, 53.16)
CIE-LCH	lch(78.56, 82.71, 140.01°)
OKLab	oklab(79.4% -0.1718 0.1248)
OKLCH	oklch(79.4% 0.212 144)
XYZ	xyz(31.0094, 54.1637, 18.0511)
Luminance	0.5417 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD58 #DD51D6

analogous

#90DD51 #51DD58 #51DD9E

triadic

#51DD58 #5851DD #DD5851

tetradic

#51DD58 #5190DD #DD51D6 #DD9E51

square

#51DD58 #5190DD #DD51D6 #DD9E51

split-complementary

#51DD58 #9E51DD #DD5190

monochromatic

#1D9623 #27C92F #51DD58 #84E789 #B7F1BA

Accessibility & contrast

On white

1.77

#51DD58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.83

#51DD58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD58

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD58	#FFFFFF	#000000	##000000
##51DD58	1.00	1.77	11.83	11.83
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.83	21.00	1.00	1.00
##000000	11.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CA4A

Deuteranopia (green-blind)

#D0BE63

Tritanopia (blue-blind)

#31D7C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51dd58;
/* rgb */ color: rgb(81, 221, 88);
/* oklch */ color: oklch(79.4% 0.212 144.0);

Tailwind

colors: {
  custom: {
    50: '#91e98b',
    500: '#51dd58',
    950: '#000000',
  },
}

SCSS

$custom: #51dd58;
$custom-light: #91e98b;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd58",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 88
  },
  "hsl": {
    "h": 123,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79403,
    "c": 0.21231,
    "h": 144
  },
  "luminance": 0.54167
}

Semantic roles & 50–950 ramp

primary

#51DD58

secondary

#9B3896

accent

#3EE2EA

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51DD58

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

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