#51CA68#51CA68

#51CA68 is a light, vivid green. Relative luminance 0.450; OKLCH L 74.8% C 0.175 H 147.3°. Best body text is #000000 at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#51CA68
RGB	rgb(81, 202, 104)
HSL	hsl(131, 53%, 55%)
HSV	hsv(131, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 48.5%, 20.8%)
CIE-LAB	lab(72.88, -54.39, 38.89)
CIE-LCH	lch(72.88, 66.87, 144.43°)
OKLab	oklab(74.78% -0.147 0.0945)
OKLCH	oklch(74.78% 0.175 147.3)
XYZ	xyz(27.0107, 44.9873, 20.3540)
Luminance	0.4499 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA68 #CA51B3

analogous

#76CA51 #51CA68 #51CAA4

triadic

#51CA68 #6851CA #CA6851

tetradic

#51CA68 #5176CA #CA51B3 #CAA451

square

#51CA68 #5176CA #CA51B3 #CAA451

split-complementary

#51CA68 #A451CA #CA5176

monochromatic

#257B36 #34AA4A #51CA68 #80D891 #AFE7B9

Accessibility & contrast

On white

2.10

#51CA68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.00

#51CA68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA68

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA68	#FFFFFF	#000000	##000000
##51CA68	1.00	2.10	10.00	10.00
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.00	21.00	1.00	1.00
##000000	10.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB960

Deuteranopia (green-blind)

#BDAF6F

Tritanopia (blue-blind)

#33C6B3

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #51ca68;
/* rgb */ color: rgb(81, 202, 104);
/* oklch */ color: oklch(74.8% 0.175 147.3);

Tailwind

colors: {
  custom: {
    50: '#8ddb95',
    500: '#51ca68',
    950: '#000000',
  },
}

SCSS

$custom: #51ca68;
$custom-light: #8ddb95;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca68",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 104
  },
  "hsl": {
    "h": 131.405,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.74782,
    "c": 0.17479,
    "h": 147.3
  },
  "luminance": 0.4499
}

Semantic roles & 50–950 ramp

primary

#51CA68

secondary

#D5A2CB

accent

#4BC1DD

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #51CA68

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

Preview Lab → · Contrast checker → · Palette generator →