#51C92A#51C92A

#51C92A is a light, highly saturated green. Relative luminance 0.437; OKLCH L 73.9% C 0.218 H 139.6°. Best body text is #000000 at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#51C92A
RGB	rgb(81, 201, 42)
HSL	hsl(105, 65%, 48%)
HSV	hsv(105, 79%, 79%)
CMYK	cmyk(59.7%, 0%, 79.1%, 21.2%)
CIE-LAB	lab(72.02, -60.33, 63.61)
CIE-LCH	lch(72.02, 87.67, 133.49°)
OKLab	oklab(73.89% -0.1659 0.1413)
OKLCH	oklch(73.89% 0.218 139.6)
XYZ	xyz(24.6968, 43.6875, 9.3211)
Luminance	0.4369 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C92A #A22AC9

analogous

#A0C92A #51C92A #2AC952

triadic

#51C92A #2A51C9 #C92A51

tetradic

#51C92A #2AA0C9 #A22AC9 #C9522A

square

#51C92A #2AA0C9 #A22AC9 #C9522A

split-complementary

#51C92A #522AC9 #C92AA0

monochromatic

#286415 #3D961F #51C92A #76DB55 #9FE687

Accessibility & contrast

On white

2.16

#51C92A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.74

#51C92A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C92A

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C92A	#FFFFFF	#000000	##000000
##51C92A	1.00	2.16	9.74	9.74
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.74	21.00	1.00	1.00
##000000	9.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB700

Deuteranopia (green-blind)

#C0AD3D

Tritanopia (blue-blind)

#42C2AC

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #51c92a;
/* rgb */ color: rgb(81, 201, 42);
/* oklch */ color: oklch(73.9% 0.218 139.6);

Tailwind

colors: {
  custom: {
    50: '#90da71',
    500: '#51c92a',
    950: '#000000',
  },
}

SCSS

$custom: #51c92a;
$custom-light: #90da71;
$custom-dark: #000000;

JSON

{
  "hex": "#51c92a",
  "rgb": {
    "r": 81,
    "g": 201,
    "b": 42
  },
  "hsl": {
    "h": 105.283,
    "s": 65.432,
    "l": 47.647
  },
  "oklch": {
    "l": 0.73891,
    "c": 0.21798,
    "h": 139.6
  },
  "luminance": 0.4369
}

Semantic roles & 50–950 ramp

primary

#51C92A

secondary

#BC7FD0

accent

#3FE8BF

background

#F9FDF7

surface

#F2FBED

border

#CCD4C8

text

#0E1508

muted

#7E837B

Preview Lab

Preview with #51C92A

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

Preview Lab → · Contrast checker → · Palette generator →