#55AA28#55AA28

#55AA28 is a light, vivid yellow-green. Relative luminance 0.308; OKLCH L 66.0% C 0.181 H 137.2°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#55AA28
RGB	rgb(85, 170, 40)
HSL	hsl(99, 62%, 41%)
HSV	hsv(99, 76%, 67%)
CMYK	cmyk(50%, 0%, 76.5%, 33.3%)
CIE-LAB	lab(62.37, -48.00, 55.06)
CIE-LCH	lch(62.37, 73.04, 131.08°)
OKLab	oklab(65.96% -0.1331 0.1231)
OKLCH	oklch(65.96% 0.181 137.2)
XYZ	xyz(18.5035, 30.8326, 6.9833)
Luminance	0.3083 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55AA28 #7D28AA

analogous

#96AA28 #55AA28 #28AA3C

triadic

#55AA28 #2855AA #AA2855

tetradic

#55AA28 #2896AA #7D28AA #AA3C28

square

#55AA28 #2896AA #7D28AA #AA3C28

split-complementary

#55AA28 #3C28AA #AA2896

monochromatic

#234711 #3C781C #55AA28 #71D23E #95DD6F

Accessibility & contrast

On white

2.93

#55AA28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#55AA28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55AA28

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55AA28	#FFFFFF	#000000	##000000
##55AA28	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B09

Deuteranopia (green-blind)

#A59436

Tritanopia (blue-blind)

#50A491

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #55aa28;
/* rgb */ color: rgb(85, 170, 40);
/* oklch */ color: oklch(66.0% 0.181 137.2);

Tailwind

colors: {
  custom: {
    50: '#8dc46c',
    500: '#55aa28',
    950: '#000000',
  },
}

SCSS

$custom: #55aa28;
$custom-light: #8dc46c;
$custom-dark: #000000;

JSON

{
  "hex": "#55aa28",
  "rgb": {
    "r": 85,
    "g": 170,
    "b": 40
  },
  "hsl": {
    "h": 99.231,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.65962,
    "c": 0.18135,
    "h": 137.2
  },
  "luminance": 0.30834
}

Semantic roles & 50–950 ramp

primary

#55AA28

secondary

#A56AC4

accent

#43E5AD

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #55AA28

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

Preview Lab → · Contrast checker → · Palette generator →