#51CD3F#51CD3F

#51CD3F is a light, highly saturated green. Relative luminance 0.458; OKLCH L 75.1% C 0.211 H 141.3°. Best body text is #000000 at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#51CD3F
RGB	rgb(81, 205, 63)
HSL	hsl(112, 59%, 53%)
HSV	hsv(112, 69%, 80%)
CMYK	cmyk(60.5%, 0%, 69.3%, 19.6%)
CIE-LAB	lab(73.39, -60.25, 57.82)
CIE-LCH	lch(73.39, 83.50, 136.18°)
OKLab	oklab(75.07% -0.1646 0.132)
OKLCH	oklch(75.07% 0.211 141.3)
XYZ	xyz(26.1206, 45.7684, 12.1593)
Luminance	0.4577 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CD3F #BB3FCD

analogous

#98CD3F #51CD3F #3FCD74

triadic

#51CD3F #3F51CD #CD3F51

tetradic

#51CD3F #3F98CD #BB3FCD #CD743F

square

#51CD3F #3F98CD #BB3FCD #CD743F

split-complementary

#51CD3F #743FCD #CD3F98

monochromatic

#29741E #3AA42B #51CD3F #7DDA70 #A9E6A0

Accessibility & contrast

On white

2.07

#51CD3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.15

#51CD3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CD3F

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CD3F	#FFFFFF	#000000	##000000
##51CD3F	1.00	2.07	10.15	10.15
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.15	21.00	1.00	1.00
##000000	10.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB29

Deuteranopia (green-blind)

#C3B04D

Tritanopia (blue-blind)

#3EC7B1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51cd3f;
/* rgb */ color: rgb(81, 205, 63);
/* oklch */ color: oklch(75.1% 0.211 141.3);

Tailwind

colors: {
  custom: {
    50: '#8fdd7b',
    500: '#51cd3f',
    950: '#000000',
  },
}

SCSS

$custom: #51cd3f;
$custom-light: #8fdd7b;
$custom-dark: #000000;

JSON

{
  "hex": "#51cd3f",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 63
  },
  "hsl": {
    "h": 112.394,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.75069,
    "c": 0.21099,
    "h": 141.3
  },
  "luminance": 0.45771
}

Semantic roles & 50–950 ramp

primary

#51CD3F

secondary

#CB95D3

accent

#46E2CE

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51CD3F

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

Preview Lab → · Contrast checker → · Palette generator →