#51C249#51C249

#51C249 is a light, vivid green. Relative luminance 0.408; OKLCH L 72.3% C 0.191 H 142.2°. Best body text is #000000 at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#51C249
RGB	rgb(81, 194, 73)
HSL	hsl(116, 50%, 52%)
HSV	hsv(116, 62%, 76%)
CMYK	cmyk(58.2%, 0%, 62.4%, 23.9%)
CIE-LAB	lab(70.04, -55.35, 50.07)
CIE-LCH	lch(70.04, 74.64, 137.87°)
OKLab	oklab(72.33% -0.1508 0.1168)
OKLCH	oklch(72.33% 0.191 142.2)
XYZ	xyz(23.8865, 40.8118, 12.9207)
Luminance	0.4081 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C249 #BA49C2

analogous

#8EC249 #51C249 #49C27E

triadic

#51C249 #4951C2 #C24951

tetradic

#51C249 #498EC2 #BA49C2 #C27E49

square

#51C249 #498EC2 #BA49C2 #C27E49

split-complementary

#51C249 #7E49C2 #C2498E

monochromatic

#296C24 #3A9A34 #51C249 #7DD177 #A9E1A5

Accessibility & contrast

On white

2.29

#51C249 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.16

#51C249 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C249

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C249	#FFFFFF	#000000	##000000
##51C249	1.00	2.29	9.16	9.16
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.16	21.00	1.00	1.00
##000000	9.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B13B

Deuteranopia (green-blind)

#B8A853

Tritanopia (blue-blind)

#3FBCA8

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #51c249;
/* rgb */ color: rgb(81, 194, 73);
/* oklch */ color: oklch(72.3% 0.191 142.2);

Tailwind

colors: {
  custom: {
    50: '#8dd580',
    500: '#51c249',
    950: '#000000',
  },
}

SCSS

$custom: #51c249;
$custom-light: #8dd580;
$custom-dark: #000000;

JSON

{
  "hex": "#51c249",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 73
  },
  "hsl": {
    "h": 116.033,
    "s": 49.794,
    "l": 52.353
  },
  "oklch": {
    "l": 0.72328,
    "c": 0.1907,
    "h": 142.2
  },
  "luminance": 0.40814
}

Semantic roles & 50–950 ramp

primary

#51C249

secondary

#CA99CE

accent

#4ED9D0

background

#F9FDF8

surface

#F1FAEF

border

#CBD3CA

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C249

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

Preview Lab → · Contrast checker → · Palette generator →