#51C533#51C533

#51C533 is a light, highly saturated green. Relative luminance 0.419; OKLCH L 72.9% C 0.209 H 140.1°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#51C533
RGB	rgb(81, 197, 51)
HSL	hsl(108, 59%, 49%)
HSV	hsv(108, 74%, 77%)
CMYK	cmyk(58.9%, 0%, 74.1%, 22.7%)
CIE-LAB	lab(70.81, -58.37, 59.57)
CIE-LCH	lch(70.81, 83.39, 134.42°)
OKLab	oklab(72.91% -0.1602 0.1341)
OKLCH	oklch(72.91% 0.209 140.1)
XYZ	xyz(23.9561, 41.9187, 9.9600)
Luminance	0.4192 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C533 #A733C5

analogous

#9AC533 #51C533 #33C55E

triadic

#51C533 #3351C5 #C53351

tetradic

#51C533 #339AC5 #A733C5 #C55E33

square

#51C533 #339AC5 #A733C5 #C55E33

split-complementary

#51C533 #5E33C5 #C5339A

monochromatic

#29641A #3D9426 #51C533 #78D65F #A1E290

Accessibility & contrast

On white

2.24

#51C533 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#51C533 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C533

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C533	#FFFFFF	#000000	##000000
##51C533	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB315

Deuteranopia (green-blind)

#BCAA42

Tritanopia (blue-blind)

#42BFA9

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #51c533;
/* rgb */ color: rgb(81, 197, 51);
/* oklch */ color: oklch(72.9% 0.209 140.1);

Tailwind

colors: {
  custom: {
    50: '#8fd774',
    500: '#51c533',
    950: '#000000',
  },
}

SCSS

$custom: #51c533;
$custom-light: #8fd774;
$custom-dark: #000000;

JSON

{
  "hex": "#51c533",
  "rgb": {
    "r": 81,
    "g": 197,
    "b": 51
  },
  "hsl": {
    "h": 107.671,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.72911,
    "c": 0.20891,
    "h": 140.1
  },
  "luminance": 0.41921
}

Semantic roles & 50–950 ramp

primary

#51C533

secondary

#BF87CD

accent

#46E2C2

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0E1409

muted

#7E837B

Preview Lab

Preview with #51C533

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

Preview Lab → · Contrast checker → · Palette generator →