#51DD75#51DD75

#51DD75 is a light, vivid green. Relative luminance 0.547; OKLCH L 79.8% C 0.188 H 148.7°. Best body text is #000000 at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#51DD75
RGB	rgb(81, 221, 117)
HSL	hsl(135, 67%, 59%)
HSV	hsv(135, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 47.1%, 13.3%)
CIE-LAB	lab(78.89, -59.53, 40.04)
CIE-LCH	lch(78.89, 71.74, 146.08°)
OKLab	oklab(79.79% -0.1607 0.0977)
OKLCH	oklch(79.79% 0.188 148.7)
XYZ	xyz(32.4583, 54.7433, 25.6821)
Luminance	0.5475 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD75 #DD51B9

analogous

#73DD51 #51DD75 #51DDBB

triadic

#51DD75 #7551DD #DD7551

tetradic

#51DD75 #5173DD #DD51B9 #DDBB51

square

#51DD75 #5173DD #DD51B9 #DDBB51

split-complementary

#51DD75 #BB51DD #DD5173

monochromatic

#1D963C #27C951 #51DD75 #84E79E #B7F1C6

Accessibility & contrast

On white

1.76

#51DD75 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.95

#51DD75 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD75

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD75	#FFFFFF	#000000	##000000
##51DD75	1.00	1.76	11.95	11.95
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.95	21.00	1.00	1.00
##000000	11.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFCB6D

Deuteranopia (green-blind)

#CDBE7C

Tritanopia (blue-blind)

#22D9C4

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd75;
/* rgb */ color: rgb(81, 221, 117);
/* oklch */ color: oklch(79.8% 0.188 148.7);

Tailwind

colors: {
  custom: {
    50: '#90e99e',
    500: '#51dd75',
    950: '#000000',
  },
}

SCSS

$custom: #51dd75;
$custom-light: #90e99e;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd75",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 117
  },
  "hsl": {
    "h": 135.429,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79789,
    "c": 0.18801,
    "h": 148.7
  },
  "luminance": 0.54747
}

Semantic roles & 50–950 ramp

primary

#51DD75

secondary

#9B3881

accent

#3EBEEA

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DD75

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

Preview Lab → · Contrast checker → · Palette generator →