#51D23F#51D23F

#51D23F is a light, highly saturated green. Relative luminance 0.482; OKLCH L 76.4% C 0.217 H 141.3°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#51D23F
RGB	rgb(81, 210, 63)
HSL	hsl(113, 62%, 54%)
HSV	hsv(113, 70%, 82%)
CMYK	cmyk(61.4%, 0%, 70%, 17.6%)
CIE-LAB	lab(74.95, -61.99, 59.44)
CIE-LCH	lch(74.95, 85.88, 136.20°)
OKLab	oklab(76.35% -0.1693 0.1354)
OKLCH	oklch(76.35% 0.217 141.3)
XYZ	xyz(27.3357, 48.1988, 12.5644)
Luminance	0.4820 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D23F #C03FD2

analogous

#9AD23F #51D23F #3FD276

triadic

#51D23F #3F51D2 #D23F51

tetradic

#51D23F #3F9AD2 #C03FD2 #D2763F

square

#51D23F #3F9AD2 #C03FD2 #D2763F

split-complementary

#51D23F #763FD2 #D23F9A

monochromatic

#287A1D #38AC28 #51D23F #7EDE71 #ABE9A2

Accessibility & contrast

On white

1.97

#51D23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#51D23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D23F

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D23F	#FFFFFF	#000000	##000000
##51D23F	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF28

Deuteranopia (green-blind)

#C7B44D

Tritanopia (blue-blind)

#3CCCB5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51d23f;
/* rgb */ color: rgb(81, 210, 63);
/* oklch */ color: oklch(76.4% 0.217 141.3);

Tailwind

colors: {
  custom: {
    50: '#90e17c',
    500: '#51d23f',
    950: '#000000',
  },
}

SCSS

$custom: #51d23f;
$custom-light: #90e17c;
$custom-dark: #000000;

JSON

{
  "hex": "#51d23f",
  "rgb": {
    "r": 81,
    "g": 210,
    "b": 63
  },
  "hsl": {
    "h": 112.653,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.76354,
    "c": 0.21678,
    "h": 141.3
  },
  "luminance": 0.48201
}

Semantic roles & 50–950 ramp

primary

#51D23F

secondary

#CE97D6

accent

#43E5D1

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51D23F

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

Preview Lab → · Contrast checker → · Palette generator →