#51D446#51D446

#51D446 is a light, highly saturated green. Relative luminance 0.493; OKLCH L 76.9% C 0.215 H 142.0°. Best body text is #000000 at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#51D446
RGB	rgb(81, 212, 70)
HSL	hsl(115, 62%, 55%)
HSV	hsv(115, 67%, 83%)
CMYK	cmyk(61.8%, 0%, 67%, 16.9%)
CIE-LAB	lab(75.62, -62.07, 57.44)
CIE-LCH	lch(75.62, 84.57, 137.22°)
OKLab	oklab(76.93% -0.1691 0.1321)
OKLCH	oklch(76.93% 0.215 142)
XYZ	xyz(28.0408, 49.2758, 13.8266)
Luminance	0.4928 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D446 #C946D4

analogous

#98D446 #51D446 #46D482

triadic

#51D446 #4651D4 #D44651

tetradic

#51D446 #4698D4 #C946D4 #D48246

square

#51D446 #4698D4 #C946D4 #D48246

split-complementary

#51D446 #8246D4 #D44698

monochromatic

#26811E #34B32A #51D446 #80E078 #AEEBA9

Accessibility & contrast

On white

1.93

#51D446 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.86

#51D446 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D446

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D446	#FFFFFF	#000000	##000000
##51D446	1.00	1.93	10.86	10.86
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.86	21.00	1.00	1.00
##000000	10.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C132

Deuteranopia (green-blind)

#C9B653

Tritanopia (blue-blind)

#3ACEB7

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51d446;
/* rgb */ color: rgb(81, 212, 70);
/* oklch */ color: oklch(76.9% 0.215 142.0);

Tailwind

colors: {
  custom: {
    50: '#90e280',
    500: '#51d446',
    950: '#000000',
  },
}

SCSS

$custom: #51d446;
$custom-light: #90e280;
$custom-dark: #000000;

JSON

{
  "hex": "#51d446",
  "rgb": {
    "r": 81,
    "g": 212,
    "b": 70
  },
  "hsl": {
    "h": 115.352,
    "s": 62.281,
    "l": 55.294
  },
  "oklch": {
    "l": 0.76927,
    "c": 0.21459,
    "h": 142
  },
  "luminance": 0.49278
}

Semantic roles & 50–950 ramp

primary

#51D446

secondary

#D49DD9

accent

#42E5D9

background

#F9FEF8

surface

#F2FCEF

border

#CCD5CA

text

#0E150B

muted

#7E847C

Preview Lab

Preview with #51D446

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

Preview Lab → · Contrast checker → · Palette generator →