#51D32D#51D32D

#51D32D is a light, highly saturated green. Relative luminance 0.485; OKLCH L 76.5% C 0.228 H 140.1°. Best body text is #000000 at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#51D32D
RGB	rgb(81, 211, 45)
HSL	hsl(107, 65%, 50%)
HSV	hsv(107, 79%, 83%)
CMYK	cmyk(61.6%, 0%, 78.7%, 17.3%)
CIE-LAB	lab(75.15, -63.58, 65.69)
CIE-LCH	lch(75.15, 91.42, 134.06°)
OKLab	oklab(76.49% -0.1745 0.1461)
OKLCH	oklch(76.49% 0.228 140.1)
XYZ	xyz(27.1600, 48.5247, 10.4170)
Luminance	0.4853 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D32D #AF2DD3

analogous

#A4D32D #51D32D #2DD35C

triadic

#51D32D #2D51D3 #D32D51

tetradic

#51D32D #2DA4D3 #AF2DD3 #D35C2D

square

#51D32D #2DA4D3 #AF2DD3 #D35C2D

split-complementary

#51D32D #5C2DD3 #D32DA4

monochromatic

#2A6E17 #3DA122 #51D32D #7BDE60 #A5E892

Accessibility & contrast

On white

1.96

#51D32D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.71

#51D32D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D32D

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D32D	#FFFFFF	#000000	##000000
##51D32D	1.00	1.96	10.71	10.71
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.71	21.00	1.00	1.00
##000000	10.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C000

Deuteranopia (green-blind)

#C9B541

Tritanopia (blue-blind)

#3ECCB4

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #51d32d;
/* rgb */ color: rgb(81, 211, 45);
/* oklch */ color: oklch(76.5% 0.228 140.1);

Tailwind

colors: {
  custom: {
    50: '#91e273',
    500: '#51d32d',
    950: '#000000',
  },
}

SCSS

$custom: #51d32d;
$custom-light: #91e273;
$custom-dark: #000000;

JSON

{
  "hex": "#51d32d",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 45
  },
  "hsl": {
    "h": 106.988,
    "s": 65.354,
    "l": 50.196
  },
  "oklch": {
    "l": 0.76489,
    "c": 0.2276,
    "h": 140.1
  },
  "luminance": 0.48527
}

Semantic roles & 50–950 ramp

primary

#51D32D

secondary

#C389D3

accent

#3FE8C4

background

#F9FDF7

surface

#F2FBED

border

#CCD4C8

text

#0E1509

muted

#7E837B

Preview Lab

Preview with #51D32D

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

Preview Lab → · Contrast checker → · Palette generator →