#51E35B#51E35B

#51E35B is a light, highly saturated green. Relative luminance 0.574; OKLCH L 81.0% C 0.217 H 144.3°. Best body text is #000000 at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#51E35B
RGB	rgb(81, 227, 91)
HSL	hsl(124, 72%, 60%)
HSV	hsv(124, 64%, 89%)
CMYK	cmyk(64.3%, 0%, 59.9%, 11%)
CIE-LAB	lab(80.43, -65.10, 53.99)
CIE-LCH	lch(80.43, 84.58, 140.33°)
OKLab	oklab(80.96% -0.1764 0.1268)
OKLCH	oklch(80.96% 0.217 144.3)
XYZ	xyz(32.7487, 57.4395, 19.2566)
Luminance	0.5744 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E35B #E351D9

analogous

#90E351 #51E35B #51E3A4

triadic

#51E35B #5B51E3 #E35B51

tetradic

#51E35B #5190E3 #E351D9 #E3A451

square

#51E35B #5190E3 #E351D9 #E3A451

split-complementary

#51E35B #A451E3 #E35190

monochromatic

#1AA023 #22D52E #51E35B #86EB8D #BAF4BE

Accessibility & contrast

On white

1.68

#51E35B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.49

#51E35B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E35B

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E35B	#FFFFFF	#000000	##000000
##51E35B	1.00	1.68	12.49	12.49
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.49	21.00	1.00	1.00
##000000	12.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CF4C

Deuteranopia (green-blind)

#D5C366

Tritanopia (blue-blind)

#2CDDC6

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e35b;
/* rgb */ color: rgb(81, 227, 91);
/* oklch */ color: oklch(81.0% 0.217 144.3);

Tailwind

colors: {
  custom: {
    50: '#92ed8e',
    500: '#51e35b',
    950: '#000000',
  },
}

SCSS

$custom: #51e35b;
$custom-light: #92ed8e;
$custom-dark: #000000;

JSON

{
  "hex": "#51e35b",
  "rgb": {
    "r": 81,
    "g": 227,
    "b": 91
  },
  "hsl": {
    "h": 124.11,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.80957,
    "c": 0.21721,
    "h": 144.3
  },
  "luminance": 0.57443
}

Semantic roles & 50–950 ramp

primary

#51E35B

secondary

#A3359B

accent

#11C7D4

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160D

muted

#7F857F

Preview Lab

Preview with #51E35B

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

Preview Lab → · Contrast checker → · Palette generator →