#51EA4B#51EA4B

#51EA4B is a very light, highly saturated green. Relative luminance 0.611; OKLCH L 82.6% C 0.237 H 142.6°. Best body text is #000000 at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#51EA4B
RGB	rgb(81, 234, 75)
HSL	hsl(118, 79%, 61%)
HSV	hsv(118, 68%, 92%)
CMYK	cmyk(65.4%, 0%, 67.9%, 8.2%)
CIE-LAB	lab(82.43, -69.05, 62.76)
CIE-LCH	lch(82.43, 93.31, 137.73°)
OKLab	oklab(82.57% -0.1878 0.1438)
OKLCH	oklch(82.57% 0.237 142.6)
XYZ	xyz(34.0842, 61.0995, 16.6524)
Luminance	0.6110 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EA4B #E44BEA

analogous

#A0EA4B #51EA4B #4BEA94

triadic

#51EA4B #4B51EA #EA4B51

tetradic

#51EA4B #4BA0EA #E44BEA #EA944B

square

#51EA4B #4BA0EA #E44BEA #EA944B

split-complementary

#51EA4B #944BEA #EA4BA0

monochromatic

#19A713 #21DE1A #51EA4B #86F082 #BBF7B9

Accessibility & contrast

On white

1.59

#51EA4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.22

#51EA4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EA4B

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EA4B	#FFFFFF	#000000	##000000
##51EA4B	1.00	1.59	13.22	13.22
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.22	21.00	1.00	1.00
##000000	13.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD534

Deuteranopia (green-blind)

#DDC85A

Tritanopia (blue-blind)

#2EE3CA

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #51ea4b;
/* rgb */ color: rgb(81, 234, 75);
/* oklch */ color: oklch(82.6% 0.237 142.6);

Tailwind

colors: {
  custom: {
    50: '#94f285',
    500: '#51ea4b',
    950: '#000000',
  },
}

SCSS

$custom: #51ea4b;
$custom-light: #94f285;
$custom-dark: #000000;

JSON

{
  "hex": "#51ea4b",
  "rgb": {
    "r": 81,
    "g": 234,
    "b": 75
  },
  "hsl": {
    "h": 117.736,
    "s": 79.104,
    "l": 60.588
  },
  "oklch": {
    "l": 0.82573,
    "c": 0.23652,
    "h": 142.6
  },
  "luminance": 0.61103
}

Semantic roles & 50–950 ramp

primary

#51EA4B

secondary

#A430A9

accent

#0ADBD3

background

#FCFFFC

surface

#F5FEF3

border

#CFD6CD

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51EA4B

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

Preview Lab → · Contrast checker → · Palette generator →