#55B228#55B228

#55B228 is a light, vivid green. Relative luminance 0.339; OKLCH L 68.0% C 0.191 H 137.8°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#55B228
RGB	rgb(85, 178, 40)
HSL	hsl(100, 63%, 43%)
HSV	hsv(100, 78%, 70%)
CMYK	cmyk(52.2%, 0%, 77.5%, 30.2%)
CIE-LAB	lab(64.90, -51.08, 57.51)
CIE-LCH	lch(64.90, 76.92, 131.61°)
OKLab	oklab(68.05% -0.1414 0.1282)
OKLCH	oklch(68.05% 0.191 137.8)
XYZ	xyz(20.0490, 33.9238, 7.4985)
Luminance	0.3392 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B228 #8528B2

analogous

#9AB228 #55B228 #28B240

triadic

#55B228 #2855B2 #B22855

tetradic

#55B228 #289AB2 #8528B2 #B24028

square

#55B228 #289AB2 #8528B2 #B24028

split-complementary

#55B228 #4028B2 #B2289A

monochromatic

#254E12 #3D801D #55B228 #72D543 #98E075

Accessibility & contrast

On white

2.70

#55B228 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#55B228 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B228

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B228	#FFFFFF	#000000	##000000
##55B228	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A202

Deuteranopia (green-blind)

#AC9B37

Tritanopia (blue-blind)

#4EAC98

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #55b228;
/* rgb */ color: rgb(85, 178, 40);
/* oklch */ color: oklch(68.0% 0.191 137.8);

Tailwind

colors: {
  custom: {
    50: '#8eca6d',
    500: '#55b228',
    950: '#000000',
  },
}

SCSS

$custom: #55b228;
$custom-light: #8eca6d;
$custom-dark: #000000;

JSON

{
  "hex": "#55b228",
  "rgb": {
    "r": 85,
    "g": 178,
    "b": 40
  },
  "hsl": {
    "h": 100.435,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.68049,
    "c": 0.19091,
    "h": 137.8
  },
  "luminance": 0.33925
}

Semantic roles & 50–950 ramp

primary

#55B228

secondary

#AA6FC7

accent

#41E6B1

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #55B228

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

Preview Lab → · Contrast checker → · Palette generator →