#56B421#56B421

#56B421 is a light, vivid yellow-green. Relative luminance 0.347; OKLCH L 68.6% C 0.196 H 137.3°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#56B421
RGB	rgb(86, 180, 33)
HSL	hsl(98, 69%, 42%)
HSV	hsv(98, 82%, 71%)
CMYK	cmyk(52.2%, 0%, 81.7%, 29.4%)
CIE-LAB	lab(65.54, -51.93, 60.21)
CIE-LCH	lch(65.54, 79.51, 130.77°)
OKLab	oklab(68.57% -0.1442 0.1329)
OKLCH	oklch(68.57% 0.196 137.3)
XYZ	xyz(20.4329, 34.7292, 7.0652)
Luminance	0.3473 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#56B421 #7F21B4

analogous

#A0B421 #56B421 #21B435

triadic

#56B421 #2156B4 #B42156

tetradic

#56B421 #21A0B4 #7F21B4 #B43521

square

#56B421 #21A0B4 #7F21B4 #B43521

split-complementary

#56B421 #3521B4 #B421A0

monochromatic

#254D0E #3D8018 #56B421 #72DA38 #97E46B

Accessibility & contrast

On white

2.64

#56B421 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#56B421 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #56B421

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##56B421	#FFFFFF	#000000	##000000
##56B421	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA400

Deuteranopia (green-blind)

#AE9C33

Tritanopia (blue-blind)

#4FAD99

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #56b421;
/* rgb */ color: rgb(86, 180, 33);
/* oklch */ color: oklch(68.6% 0.196 137.3);

Tailwind

colors: {
  custom: {
    50: '#8fcb6a',
    500: '#56b421',
    950: '#000000',
  },
}

SCSS

$custom: #56b421;
$custom-light: #8fcb6a;
$custom-dark: #000000;

JSON

{
  "hex": "#56b421",
  "rgb": {
    "r": 86,
    "g": 180,
    "b": 33
  },
  "hsl": {
    "h": 98.367,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.68572,
    "c": 0.19607,
    "h": 137.3
  },
  "luminance": 0.34731
}

Semantic roles & 50–950 ramp

primary

#56B421

secondary

#A667CA

accent

#3CECAC

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #56B421

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

Preview Lab → · Contrast checker → · Palette generator →