#51CF4A#51CF4A

#51CF4A is a light, highly saturated green. Relative luminance 0.469; OKLCH L 75.7% C 0.206 H 142.4°. Best body text is #000000 at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#51CF4A
RGB	rgb(81, 207, 74)
HSL	hsl(117, 58%, 55%)
HSV	hsv(117, 64%, 81%)
CMYK	cmyk(60.9%, 0%, 64.3%, 18.8%)
CIE-LAB	lab(74.10, -59.94, 54.16)
CIE-LCH	lch(74.10, 80.78, 137.90°)
OKLab	oklab(75.68% -0.1632 0.1256)
OKLCH	oklch(75.68% 0.206 142.4)
XYZ	xyz(26.9407, 46.8668, 14.1037)
Luminance	0.4687 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF4A #C84ACF

analogous

#94CF4A #51CF4A #4ACF85

triadic

#51CF4A #4A51CF #CF4A51

tetradic

#51CF4A #4A94CF #C84ACF #CF854A

square

#51CF4A #4A94CF #C84ACF #CF854A

split-complementary

#51CF4A #854ACF #CF4A94

monochromatic

#267D21 #35AE2E #51CF4A #80DC7A #AEE9AB

Accessibility & contrast

On white

2.02

#51CF4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.37

#51CF4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF4A

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF4A	#FFFFFF	#000000	##000000
##51CF4A	1.00	2.02	10.37	10.37
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.37	21.00	1.00	1.00
##000000	10.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BD3A

Deuteranopia (green-blind)

#C4B256

Tritanopia (blue-blind)

#3BC9B3

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #51cf4a;
/* rgb */ color: rgb(81, 207, 74);
/* oklch */ color: oklch(75.7% 0.206 142.4);

Tailwind

colors: {
  custom: {
    50: '#8fdf82',
    500: '#51cf4a',
    950: '#000000',
  },
}

SCSS

$custom: #51cf4a;
$custom-light: #8fdf82;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf4a",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 74
  },
  "hsl": {
    "h": 116.842,
    "s": 58.079,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75683,
    "c": 0.20587,
    "h": 142.4
  },
  "luminance": 0.46869
}

Semantic roles & 50–950 ramp

primary

#51CF4A

secondary

#D39FD6

accent

#46E1D9

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150B

muted

#7E837C

Preview Lab

Preview with #51CF4A

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

Preview Lab → · Contrast checker → · Palette generator →