#51CA45#51CA45

#51CA45 is a light, highly saturated green. Relative luminance 0.444; OKLCH L 74.4% C 0.203 H 141.8°. Best body text is #000000 at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#51CA45
RGB	rgb(81, 202, 69)
HSL	hsl(115, 56%, 53%)
HSV	hsv(115, 66%, 79%)
CMYK	cmyk(59.9%, 0%, 65.8%, 20.8%)
CIE-LAB	lab(72.51, -58.65, 54.49)
CIE-LCH	lch(72.51, 80.05, 137.11°)
OKLab	oklab(74.35% -0.1599 0.1257)
OKLCH	oklch(74.35% 0.203 141.8)
XYZ	xyz(25.5867, 44.4177, 12.8542)
Luminance	0.4442 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA45 #BE45CA

analogous

#94CA45 #51CA45 #45CA7B

triadic

#51CA45 #4551CA #CA4551

tetradic

#51CA45 #4594CA #BE45CA #CA7B45

square

#51CA45 #4594CA #BE45CA #CA7B45

split-complementary

#51CA45 #7B45CA #CA4594

monochromatic

#287421 #39A32F #51CA45 #7ED875 #AAE5A4

Accessibility & contrast

On white

2.12

#51CA45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.88

#51CA45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA45

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA45	#FFFFFF	#000000	##000000
##51CA45	1.00	2.12	9.88	9.88
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.88	21.00	1.00	1.00
##000000	9.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB834

Deuteranopia (green-blind)

#C0AE51

Tritanopia (blue-blind)

#3DC4AF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca45;
/* rgb */ color: rgb(81, 202, 69);
/* oklch */ color: oklch(74.4% 0.203 141.8);

Tailwind

colors: {
  custom: {
    50: '#8fdb7f',
    500: '#51ca45',
    950: '#000000',
  },
}

SCSS

$custom: #51ca45;
$custom-light: #8fdb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca45",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 69
  },
  "hsl": {
    "h": 114.586,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.7435,
    "c": 0.20342,
    "h": 141.8
  },
  "luminance": 0.4442
}

Semantic roles & 50–950 ramp

primary

#51CA45

secondary

#CD99D2

accent

#49DFD1

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51CA45

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

Preview Lab → · Contrast checker → · Palette generator →