#51DB4F#51DB4F

#51DB4F is a light, highly saturated green. Relative luminance 0.530; OKLCH L 78.8% C 0.217 H 143.0°. Best body text is #000000 at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#51DB4F
RGB	rgb(81, 219, 79)
HSL	hsl(119, 66%, 58%)
HSV	hsv(119, 64%, 86%)
CMYK	cmyk(63%, 0%, 63.9%, 14.1%)
CIE-LAB	lab(77.86, -63.63, 56.22)
CIE-LCH	lch(77.86, 84.90, 138.54°)
OKLab	oklab(78.8% -0.1729 0.1304)
OKLCH	oklch(78.8% 0.217 143)
XYZ	xyz(30.1344, 52.9739, 16.0325)
Luminance	0.5298 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB4F #D94FDB

analogous

#97DB4F #51DB4F #4FDB93

triadic

#51DB4F #4F51DB #DB4F51

tetradic

#51DB4F #4F97DB #D94FDB #DB934F

square

#51DB4F #4F97DB #D94FDB #DB934F

split-complementary

#51DB4F #934FDB #DB4F97

monochromatic

#1F921E #2AC528 #51DB4F #83E582 #B5F0B5

Accessibility & contrast

On white

1.81

#51DB4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.60

#51DB4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB4F

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB4F	#FFFFFF	#000000	##000000
##51DB4F	1.00	1.81	11.60	11.60
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.60	21.00	1.00	1.00
##000000	11.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C73E

Deuteranopia (green-blind)

#CFBC5B

Tritanopia (blue-blind)

#34D5BE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #51db4f;
/* rgb */ color: rgb(81, 219, 79);
/* oklch */ color: oklch(78.8% 0.217 143.0);

Tailwind

colors: {
  custom: {
    50: '#91e786',
    500: '#51db4f',
    950: '#000000',
  },
}

SCSS

$custom: #51db4f;
$custom-light: #91e786;
$custom-dark: #000000;

JSON

{
  "hex": "#51db4f",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 79
  },
  "hsl": {
    "h": 119.143,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.788,
    "c": 0.21658,
    "h": 143
  },
  "luminance": 0.52977
}

Semantic roles & 50–950 ramp

primary

#51DB4F

secondary

#953797

accent

#3FE9E7

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51DB4F

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

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