#51A925#51A925

#51A925 is a light, vivid green. Relative luminance 0.303; OKLCH L 65.5% C 0.184 H 137.7°. Best body text is #000000 at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#51A925
RGB	rgb(81, 169, 37)
HSL	hsl(100, 64%, 40%)
HSV	hsv(100, 78%, 66%)
CMYK	cmyk(52.1%, 0%, 78.1%, 33.7%)
CIE-LAB	lab(61.88, -48.99, 55.52)
CIE-LCH	lch(61.88, 74.05, 131.43°)
OKLab	oklab(65.51% -0.1357 0.1237)
OKLCH	oklch(65.51% 0.184 137.7)
XYZ	xyz(17.9146, 30.2575, 6.6462)
Luminance	0.3026 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A925 #7D25A9

analogous

#93A925 #51A925 #25A93B

triadic

#51A925 #2551A9 #A92551

tetradic

#51A925 #2593A9 #7D25A9 #A93B25

square

#51A925 #2593A9 #7D25A9 #A93B25

split-complementary

#51A925 #3B25A9 #A92593

monochromatic

#21450F #39771A #51A925 #6CD338 #91DE6A

Accessibility & contrast

On white

2.98

#51A925 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.05

#51A925 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51A925

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A925	#FFFFFF	#000000	##000000
##51A925	1.00	2.98	7.05	7.05
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.05	21.00	1.00	1.00
##000000	7.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9A00

Deuteranopia (green-blind)

#A39334

Tritanopia (blue-blind)

#4BA390

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #51a925;
/* rgb */ color: rgb(81, 169, 37);
/* oklch */ color: oklch(65.5% 0.184 137.7);

Tailwind

colors: {
  custom: {
    50: '#8bc36a',
    500: '#51a925',
    950: '#000000',
  },
}

SCSS

$custom: #51a925;
$custom-light: #8bc36a;
$custom-dark: #000000;

JSON

{
  "hex": "#51a925",
  "rgb": {
    "r": 81,
    "g": 169,
    "b": 37
  },
  "hsl": {
    "h": 100,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.6551,
    "c": 0.18365,
    "h": 137.7
  },
  "luminance": 0.30259
}

Semantic roles & 50–950 ramp

primary

#51A925

secondary

#A565C4

accent

#41E7B0

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #51A925

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

Preview Lab → · Contrast checker → · Palette generator →