#56B221#56B221

#56B221 is a light, vivid yellow-green. Relative luminance 0.339; OKLCH L 68.1% C 0.194 H 137.2°. Best body text is #000000 at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#56B221
RGB	rgb(86, 178, 33)
HSL	hsl(98, 69%, 41%)
HSV	hsv(98, 81%, 70%)
CMYK	cmyk(51.7%, 0%, 81.5%, 30.2%)
CIE-LAB	lab(64.91, -51.17, 59.63)
CIE-LCH	lch(64.91, 78.58, 130.63°)
OKLab	oklab(68.05% -0.1421 0.1317)
OKLCH	oklch(68.05% 0.194 137.2)
XYZ	xyz(20.0320, 33.9275, 6.9316)
Luminance	0.3393 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#56B221 #7D21B2

analogous

#9FB221 #56B221 #21B235

triadic

#56B221 #2156B2 #B22156

tetradic

#56B221 #219FB2 #7D21B2 #B23521

square

#56B221 #219FB2 #7D21B2 #B23521

split-complementary

#56B221 #3521B2 #B2219F

monochromatic

#244B0E #3D7E17 #56B221 #72DA36 #96E36A

Accessibility & contrast

On white

2.70

#56B221 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.79

#56B221 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #56B221

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##56B221	#FFFFFF	#000000	##000000
##56B221	1.00	2.70	7.79	7.79
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.79	21.00	1.00	1.00
##000000	7.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A200

Deuteranopia (green-blind)

#AC9B33

Tritanopia (blue-blind)

#50AB98

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #56b221;
/* rgb */ color: rgb(86, 178, 33);
/* oklch */ color: oklch(68.1% 0.194 137.2);

Tailwind

colors: {
  custom: {
    50: '#8fca6a',
    500: '#56b221',
    950: '#000000',
  },
}

SCSS

$custom: #56b221;
$custom-light: #8fca6a;
$custom-dark: #000000;

JSON

{
  "hex": "#56b221",
  "rgb": {
    "r": 86,
    "g": 178,
    "b": 33
  },
  "hsl": {
    "h": 98.069,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.68051,
    "c": 0.19375,
    "h": 137.2
  },
  "luminance": 0.33929
}

Semantic roles & 50–950 ramp

primary

#56B221

secondary

#A566C9

accent

#3CECAB

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #56B221

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

Preview Lab → · Contrast checker → · Palette generator →