#55A228#55A228

#55A228 is a light, vivid yellow-green. Relative luminance 0.279; OKLCH L 63.9% C 0.172 H 136.6°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#55A228
RGB	rgb(85, 162, 40)
HSL	hsl(98, 60%, 40%)
HSV	hsv(98, 75%, 64%)
CMYK	cmyk(47.5%, 0%, 75.3%, 36.5%)
CIE-LAB	lab(59.82, -44.83, 52.56)
CIE-LCH	lch(59.82, 69.08, 130.46°)
OKLab	oklab(63.87% -0.1246 0.1179)
OKLCH	oklch(63.87% 0.172 136.6)
XYZ	xyz(17.0492, 27.9240, 6.4986)
Luminance	0.2792 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A228 #7528A2

analogous

#92A228 #55A228 #28A238

triadic

#55A228 #2855A2 #A22855

tetradic

#55A228 #2892A2 #7528A2 #A23828

square

#55A228 #2892A2 #7528A2 #A23828

split-complementary

#55A228 #3828A2 #A22892

monochromatic

#214010 #3B711C #55A228 #70CE39 #93DA6A

Accessibility & contrast

On white

3.19

#55A228 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#55A228 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #55A228

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A228	#FFFFFF	#000000	##000000
##55A228	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8940F

Deuteranopia (green-blind)

#9D8E35

Tritanopia (blue-blind)

#519C8B

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #55a228;
/* rgb */ color: rgb(85, 162, 40);
/* oklch */ color: oklch(63.9% 0.172 136.6);

Tailwind

colors: {
  custom: {
    50: '#8cbe6b',
    500: '#55a228',
    950: '#000000',
  },
}

SCSS

$custom: #55a228;
$custom-light: #8cbe6b;
$custom-dark: #000000;

JSON

{
  "hex": "#55a228",
  "rgb": {
    "r": 85,
    "g": 162,
    "b": 40
  },
  "hsl": {
    "h": 97.869,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.63868,
    "c": 0.17154,
    "h": 136.6
  },
  "luminance": 0.27925
}

Semantic roles & 50–950 ramp

primary

#55A228

secondary

#9F65C1

accent

#44E4A9

background

#F9FBF6

surface

#F1F7EC

border

#CBD0C7

text

#0D1207

muted

#7E817A

Preview Lab

Preview with #55A228

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

Preview Lab → · Contrast checker → · Palette generator →