#51BC33#51BC33

#51BC33 is a light, vivid green. Relative luminance 0.380; OKLCH L 70.6% C 0.198 H 139.8°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#51BC33
RGB	rgb(81, 188, 51)
HSL	hsl(107, 57%, 47%)
HSV	hsv(107, 73%, 74%)
CMYK	cmyk(56.9%, 0%, 72.9%, 26.3%)
CIE-LAB	lab(67.99, -55.14, 56.73)
CIE-LCH	lch(67.99, 79.11, 134.19°)
OKLab	oklab(70.58% -0.1515 0.1282)
OKLCH	oklch(70.58% 0.198 139.8)
XYZ	xyz(21.9732, 37.9529, 9.2990)
Luminance	0.3795 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BC33 #9E33BC

analogous

#96BC33 #51BC33 #33BC59

triadic

#51BC33 #3351BC #BC3351

tetradic

#51BC33 #3396BC #9E33BC #BC5933

square

#51BC33 #3396BC #9E33BC #BC5933

split-complementary

#51BC33 #5933BC #BC3396

monochromatic

#285C19 #3C8C26 #51BC33 #74D25A #9DDF8A

Accessibility & contrast

On white

2.44

#51BC33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.59

#51BC33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BC33

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BC33	#FFFFFF	#000000	##000000
##51BC33	1.00	2.44	8.59	8.59
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.59	21.00	1.00	1.00
##000000	8.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB1A

Deuteranopia (green-blind)

#B4A241

Tritanopia (blue-blind)

#45B6A1

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #51bc33;
/* rgb */ color: rgb(81, 188, 51);
/* oklch */ color: oklch(70.6% 0.198 139.8);

Tailwind

colors: {
  custom: {
    50: '#8dd173',
    500: '#51bc33',
    950: '#000000',
  },
}

SCSS

$custom: #51bc33;
$custom-light: #8dd173;
$custom-dark: #000000;

JSON

{
  "hex": "#51bc33",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 51
  },
  "hsl": {
    "h": 106.861,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.70575,
    "c": 0.19843,
    "h": 139.8
  },
  "luminance": 0.37955
}

Semantic roles & 50–950 ramp

primary

#51BC33

secondary

#BA81C9

accent

#47E1BF

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0D1409

muted

#7E827B

Preview Lab

Preview with #51BC33

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

Preview Lab → · Contrast checker → · Palette generator →