#51D154#51D154

#51D154 is a light, highly saturated green. Relative luminance 0.480; OKLCH L 76.3% C 0.201 H 143.7°. Best body text is #000000 at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#51D154
RGB	rgb(81, 209, 84)
HSL	hsl(121, 58%, 57%)
HSV	hsv(121, 61%, 82%)
CMYK	cmyk(61.2%, 0%, 59.8%, 18%)
CIE-LAB	lab(74.82, -59.58, 50.64)
CIE-LCH	lch(74.82, 78.20, 139.64°)
OKLab	oklab(76.3% -0.1617 0.119)
OKLCH	oklch(76.3% 0.201 143.7)
XYZ	xyz(27.7924, 47.9877, 16.1837)
Luminance	0.4799 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D154 #D151CE

analogous

#8ED151 #51D154 #51D194

triadic

#51D154 #5451D1 #D15451

tetradic

#51D154 #518ED1 #D151CE #D19451

square

#51D154 #518ED1 #D151CE #D19451

split-complementary

#51D154 #9451D1 #D1518E

monochromatic

#238525 #30B533 #51D154 #81DE84 #B2EBB3

Accessibility & contrast

On white

1.98

#51D154 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.60

#51D154 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D154

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D154	#FFFFFF	#000000	##000000
##51D154	1.00	1.98	10.60	10.60
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.60	21.00	1.00	1.00
##000000	10.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BF47

Deuteranopia (green-blind)

#C5B45E

Tritanopia (blue-blind)

#37CBB6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51d154;
/* rgb */ color: rgb(81, 209, 84);
/* oklch */ color: oklch(76.3% 0.201 143.7);

Tailwind

colors: {
  custom: {
    50: '#8fe088',
    500: '#51d154',
    950: '#000000',
  },
}

SCSS

$custom: #51d154;
$custom-light: #8fe088;
$custom-dark: #000000;

JSON

{
  "hex": "#51d154",
  "rgb": {
    "r": 81,
    "g": 209,
    "b": 84
  },
  "hsl": {
    "h": 121.406,
    "s": 58.182,
    "l": 56.863
  },
  "oklch": {
    "l": 0.76301,
    "c": 0.20078,
    "h": 143.7
  },
  "luminance": 0.4799
}

Semantic roles & 50–950 ramp

primary

#51D154

secondary

#D9A5D8

accent

#46DEE1

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0E150C

muted

#7E837D

Preview Lab

Preview with #51D154

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

Preview Lab → · Contrast checker → · Palette generator →