#51E358#51E358

#51E358 is a light, highly saturated green. Relative luminance 0.574; OKLCH L 80.9% C 0.219 H 143.9°. Best body text is #000000 at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#51E358
RGB	rgb(81, 227, 88)
HSL	hsl(123, 72%, 60%)
HSV	hsv(123, 64%, 89%)
CMYK	cmyk(64.3%, 0%, 61.2%, 11%)
CIE-LAB	lab(80.40, -65.43, 55.25)
CIE-LCH	lch(80.40, 85.64, 139.82°)
OKLab	oklab(80.92% -0.1774 0.1293)
OKLCH	oklch(80.92% 0.219 143.9)
XYZ	xyz(32.6219, 57.3888, 18.5886)
Luminance	0.5739 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E358 #E351DC

analogous

#93E351 #51E358 #51E3A1

triadic

#51E358 #5851E3 #E35851

tetradic

#51E358 #5193E3 #E351DC #E3A151

square

#51E358 #5193E3 #E351DC #E3A151

split-complementary

#51E358 #A151E3 #E35193

monochromatic

#1AA020 #22D52B #51E358 #86EB8B #BAF4BD

Accessibility & contrast

On white

1.68

#51E358 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.48

#51E358 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E358

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E358	#FFFFFF	#000000	##000000
##51E358	1.00	1.68	12.48	12.48
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.48	21.00	1.00	1.00
##000000	12.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CF48

Deuteranopia (green-blind)

#D6C364

Tritanopia (blue-blind)

#2EDDC5

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51e358;
/* rgb */ color: rgb(81, 227, 88);
/* oklch */ color: oklch(80.9% 0.219 143.9);

Tailwind

colors: {
  custom: {
    50: '#92ed8c',
    500: '#51e358',
    950: '#000000',
  },
}

SCSS

$custom: #51e358;
$custom-light: #92ed8c;
$custom-dark: #000000;

JSON

{
  "hex": "#51e358",
  "rgb": {
    "r": 81,
    "g": 227,
    "b": 88
  },
  "hsl": {
    "h": 122.877,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.80924,
    "c": 0.21947,
    "h": 143.9
  },
  "luminance": 0.57392
}

Semantic roles & 50–950 ramp

primary

#51E358

secondary

#A3359E

accent

#11CBD4

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #51E358

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

Preview Lab → · Contrast checker → · Palette generator →