#51D18A#51D18A

#51D18A is a light, vivid green. Relative luminance 0.492; OKLCH L 77.2% C 0.153 H 155.7°. Best body text is #000000 at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#51D18A
RGB	rgb(81, 209, 138)
HSL	hsl(147, 58%, 57%)
HSV	hsv(147, 61%, 82%)
CMYK	cmyk(61.2%, 0%, 34%, 18%)
CIE-LAB	lab(75.56, -51.32, 25.02)
CIE-LCH	lch(75.56, 57.10, 154.01°)
OKLab	oklab(77.16% -0.1394 0.063)
OKLCH	oklch(77.16% 0.153 155.7)
XYZ	xyz(30.7786, 49.1822, 31.9109)
Luminance	0.4919 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D18A #D15198

analogous

#58D151 #51D18A #51D1CA

triadic

#51D18A #8A51D1 #D18A51

tetradic

#51D18A #5158D1 #D15198 #D1CA51

square

#51D18A #5158D1 #D15198 #D1CA51

split-complementary

#51D18A #CA51D1 #D15158

monochromatic

#23854E #30B56B #51D18A #81DEAB #B2EBCB

Accessibility & contrast

On white

1.94

#51D18A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.84

#51D18A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D18A

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D18A	#FFFFFF	#000000	##000000
##51D18A	1.00	1.94	10.84	10.84
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.84	21.00	1.00	1.00
##000000	10.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0C185

Deuteranopia (green-blind)

#BFB58F

Tritanopia (blue-blind)

#18CFBF

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51d18a;
/* rgb */ color: rgb(81, 209, 138);
/* oklch */ color: oklch(77.2% 0.153 155.7);

Tailwind

colors: {
  custom: {
    50: '#8ee0ac',
    500: '#51d18a',
    950: '#000000',
  },
}

SCSS

$custom: #51d18a;
$custom-light: #8ee0ac;
$custom-dark: #000000;

JSON

{
  "hex": "#51d18a",
  "rgb": {
    "r": 81,
    "g": 209,
    "b": 138
  },
  "hsl": {
    "h": 146.719,
    "s": 58.182,
    "l": 56.863
  },
  "oklch": {
    "l": 0.7716,
    "c": 0.15294,
    "h": 155.7
  },
  "luminance": 0.49185
}

Semantic roles & 50–950 ramp

primary

#51D18A

secondary

#D9A5C2

accent

#469CE1

background

#F9FDFA

surface

#F2FBF4

border

#CCD4CE

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #51D18A

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

Preview Lab → · Contrast checker → · Palette generator →