#51E784#51E784

#51E784 is a very light, vivid green. Relative luminance 0.606; OKLCH L 82.5% C 0.188 H 151.1°. Best body text is #000000 at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#51E784
RGB	rgb(81, 231, 132)
HSL	hsl(140, 76%, 61%)
HSV	hsv(140, 65%, 91%)
CMYK	cmyk(64.9%, 0%, 42.9%, 9.4%)
CIE-LAB	lab(82.14, -60.83, 36.78)
CIE-LCH	lch(82.14, 71.09, 148.84°)
OKLab	oklab(82.54% -0.1641 0.0907)
OKLCH	oklch(82.54% 0.188 151.1)
XYZ	xyz(36.1312, 60.5633, 31.6111)
Luminance	0.6057 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E784 #E751B4

analogous

#69E751 #51E784 #51E7CF

triadic

#51E784 #8451E7 #E78451

tetradic

#51E784 #5169E7 #E751B4 #E7CF51

square

#51E784 #5169E7 #E751B4 #E7CF51

split-complementary

#51E784 #CF51E7 #E75169

monochromatic

#17A748 #1EDC5F #51E784 #87EEAA #BDF6D0

Accessibility & contrast

On white

1.60

#51E784 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.11

#51E784 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E784

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E784	#FFFFFF	#000000	##000000
##51E784	1.00	1.60	13.11	13.11
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.11	21.00	1.00	1.00
##000000	13.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D47D

Deuteranopia (green-blind)

#D5C78B

Tritanopia (blue-blind)

#02E3CF

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e784;
/* rgb */ color: rgb(81, 231, 132);
/* oklch */ color: oklch(82.5% 0.188 151.1);

Tailwind

colors: {
  custom: {
    50: '#92f0a9',
    500: '#51e784',
    950: '#000000',
  },
}

SCSS

$custom: #51e784;
$custom-light: #92f0a9;
$custom-dark: #000000;

JSON

{
  "hex": "#51e784",
  "rgb": {
    "r": 81,
    "g": 231,
    "b": 132
  },
  "hsl": {
    "h": 140.4,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.82537,
    "c": 0.18753,
    "h": 151.1
  },
  "luminance": 0.60567
}

Semantic roles & 50–950 ramp

primary

#51E784

secondary

#A83481

accent

#0E93D8

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E1710

muted

#7F8580

Preview Lab

Preview with #51E784

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

Preview Lab → · Contrast checker → · Palette generator →