#51C930#51C930

#51C930 is a light, highly saturated green. Relative luminance 0.437; OKLCH L 73.9% C 0.215 H 140.0°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#51C930
RGB	rgb(81, 201, 48)
HSL	hsl(107, 61%, 49%)
HSV	hsv(107, 76%, 79%)
CMYK	cmyk(59.7%, 0%, 76.1%, 21.2%)
CIE-LAB	lab(72.05, -59.97, 61.79)
CIE-LCH	lch(72.05, 86.11, 134.15°)
OKLab	oklab(73.93% -0.1647 0.1384)
OKLCH	oklch(73.93% 0.215 140)
XYZ	xyz(24.8124, 43.7338, 9.9296)
Luminance	0.4374 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C930 #A830C9

analogous

#9EC930 #51C930 #30C95C

triadic

#51C930 #3051C9 #C93051

tetradic

#51C930 #309EC9 #A830C9 #C95C30

square

#51C930 #309EC9 #A830C9 #C95C30

split-complementary

#51C930 #5C30C9 #C9309E

monochromatic

#296618 #3D9824 #51C930 #78D85E #A1E48F

Accessibility & contrast

On white

2.15

#51C930 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#51C930 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C930

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C930	#FFFFFF	#000000	##000000
##51C930	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB709

Deuteranopia (green-blind)

#C0AD41

Tritanopia (blue-blind)

#41C2AC

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #51c930;
/* rgb */ color: rgb(81, 201, 48);
/* oklch */ color: oklch(73.9% 0.215 140.0);

Tailwind

colors: {
  custom: {
    50: '#8fda73',
    500: '#51c930',
    950: '#000000',
  },
}

SCSS

$custom: #51c930;
$custom-light: #8fda73;
$custom-dark: #000000;

JSON

{
  "hex": "#51c930",
  "rgb": {
    "r": 81,
    "g": 201,
    "b": 48
  },
  "hsl": {
    "h": 107.059,
    "s": 61.446,
    "l": 48.824
  },
  "oklch": {
    "l": 0.73926,
    "c": 0.21507,
    "h": 140
  },
  "luminance": 0.43736
}

Semantic roles & 50–950 ramp

primary

#51C930

secondary

#BF86CF

accent

#43E5C2

background

#F9FDF7

surface

#F2FBED

border

#CCD4C8

text

#0E1509

muted

#7E837B

Preview Lab

Preview with #51C930

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

Preview Lab → · Contrast checker → · Palette generator →