#51A930#51A930

#51A930 is a light, vivid green. Relative luminance 0.303; OKLCH L 65.6% C 0.177 H 138.6°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#51A930
RGB	rgb(81, 169, 48)
HSL	hsl(104, 56%, 43%)
HSV	hsv(104, 72%, 66%)
CMYK	cmyk(52.1%, 0%, 71.6%, 33.7%)
CIE-LAB	lab(61.94, -48.23, 51.69)
CIE-LCH	lch(61.94, 70.70, 133.02°)
OKLab	oklab(65.59% -0.133 0.1173)
OKLCH	oklch(65.59% 0.177 138.6)
XYZ	xyz(18.1141, 30.3373, 7.6969)
Luminance	0.3034 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A930 #8830A9

analogous

#8EA930 #51A930 #30A94B

triadic

#51A930 #3051A9 #A93051

tetradic

#51A930 #308EA9 #8830A9 #A94B30

square

#51A930 #308EA9 #8830A9 #A94B30

split-complementary

#51A930 #4B30A9 #A9308E

monochromatic

#234A15 #3A7922 #51A930 #6ECC4A #94D97A

Accessibility & contrast

On white

2.97

#51A930 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#51A930 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51A930

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A930	#FFFFFF	#000000	##000000
##51A930	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AE9A1C

Deuteranopia (green-blind)

#A3933C

Tritanopia (blue-blind)

#4AA391

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #51a930;
/* rgb */ color: rgb(81, 169, 48);
/* oklch */ color: oklch(65.6% 0.177 138.6);

Tailwind

colors: {
  custom: {
    50: '#8ac370',
    500: '#51a930',
    950: '#000000',
  },
}

SCSS

$custom: #51a930;
$custom-light: #8ac370;
$custom-dark: #000000;

JSON

{
  "hex": "#51a930",
  "rgb": {
    "r": 81,
    "g": 169,
    "b": 48
  },
  "hsl": {
    "h": 103.636,
    "s": 55.76,
    "l": 42.549
  },
  "oklch": {
    "l": 0.65588,
    "c": 0.1773,
    "h": 138.6
  },
  "luminance": 0.30339
}

Semantic roles & 50–950 ramp

primary

#51A930

secondary

#AC73C2

accent

#49DFB6

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0D1308

muted

#7D827B

Preview Lab

Preview with #51A930

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

Preview Lab → · Contrast checker → · Palette generator →