#51D787#51D787

#51D787 is a light, vivid green. Relative luminance 0.521; OKLCH L 78.6% C 0.164 H 153.8°. Best body text is #000000 at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#51D787
RGB	rgb(81, 215, 135)
HSL	hsl(144, 63%, 58%)
HSV	hsv(144, 62%, 84%)
CMYK	cmyk(62.3%, 0%, 37.2%, 15.7%)
CIE-LAB	lab(77.34, -54.25, 28.96)
CIE-LCH	lch(77.34, 61.50, 151.91°)
OKLab	oklab(78.6% -0.1469 0.0724)
OKLCH	oklch(78.6% 0.164 153.8)
XYZ	xyz(32.0643, 52.0962, 31.2828)
Luminance	0.5210 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D787 #D751A1

analogous

#5ED751 #51D787 #51D7CA

triadic

#51D787 #8751D7 #D78751

tetradic

#51D787 #515ED7 #D751A1 #D7CA51

square

#51D787 #515ED7 #D751A1 #D7CA51

split-complementary

#51D787 #CA51D7 #D7515E

monochromatic

#208D4C #2CBF67 #51D787 #83E2A9 #B5EECC

Accessibility & contrast

On white

1.84

#51D787 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.42

#51D787 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D787

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D787	#FFFFFF	#000000	##000000
##51D787	1.00	1.84	11.42	11.42
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.42	21.00	1.00	1.00
##000000	11.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C682

Deuteranopia (green-blind)

#C5BA8C

Tritanopia (blue-blind)

#16D4C3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d787;
/* rgb */ color: rgb(81, 215, 135);
/* oklch */ color: oklch(78.6% 0.164 153.8);

Tailwind

colors: {
  custom: {
    50: '#8fe4aa',
    500: '#51d787',
    950: '#000000',
  },
}

SCSS

$custom: #51d787;
$custom-light: #8fe4aa;
$custom-dark: #000000;

JSON

{
  "hex": "#51d787",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 135
  },
  "hsl": {
    "h": 144.179,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.78599,
    "c": 0.16375,
    "h": 153.8
  },
  "luminance": 0.52099
}

Semantic roles & 50–950 ramp

primary

#51D787

secondary

#93396F

accent

#42A4E6

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51D787

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

Preview Lab → · Contrast checker → · Palette generator →