#51C433#51C433

#51C433 is a light, highly saturated green. Relative luminance 0.415; OKLCH L 72.7% C 0.208 H 140.0°. Best body text is #000000 at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#51C433
RGB	rgb(81, 196, 51)
HSL	hsl(108, 59%, 48%)
HSV	hsv(108, 74%, 77%)
CMYK	cmyk(58.7%, 0%, 74%, 23.1%)
CIE-LAB	lab(70.50, -58.01, 59.25)
CIE-LCH	lch(70.50, 82.92, 134.39°)
OKLab	oklab(72.65% -0.1592 0.1335)
OKLCH	oklch(72.65% 0.208 140)
XYZ	xyz(23.7297, 41.4661, 9.8846)
Luminance	0.4147 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C433 #A633C4

analogous

#99C433 #51C433 #33C45D

triadic

#51C433 #3351C4 #C43351

tetradic

#51C433 #3399C4 #A633C4 #C45D33

square

#51C433 #3399C4 #A633C4 #C45D33

split-complementary

#51C433 #5D33C4 #C43399

monochromatic

#29631A #3D9326 #51C433 #77D55F #A1E28F

Accessibility & contrast

On white

2.26

#51C433 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.29

#51C433 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C433

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C433	#FFFFFF	#000000	##000000
##51C433	1.00	2.26	9.29	9.29
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.29	21.00	1.00	1.00
##000000	9.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B216

Deuteranopia (green-blind)

#BBA942

Tritanopia (blue-blind)

#42BEA8

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51c433;
/* rgb */ color: rgb(81, 196, 51);
/* oklch */ color: oklch(72.7% 0.208 140.0);

Tailwind

colors: {
  custom: {
    50: '#8ed774',
    500: '#51c433',
    950: '#000000',
  },
}

SCSS

$custom: #51c433;
$custom-light: #8ed774;
$custom-dark: #000000;

JSON

{
  "hex": "#51c433",
  "rgb": {
    "r": 81,
    "g": 196,
    "b": 51
  },
  "hsl": {
    "h": 107.586,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.72652,
    "c": 0.20776,
    "h": 140
  },
  "luminance": 0.41468
}

Semantic roles & 50–950 ramp

primary

#51C433

secondary

#BE86CD

accent

#46E2C2

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0E1409

muted

#7E837B

Preview Lab

Preview with #51C433

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

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