#55A828#55A828

#55A828 is a light, vivid yellow-green. Relative luminance 0.301; OKLCH L 65.4% C 0.179 H 137.1°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#55A828
RGB	rgb(85, 168, 40)
HSL	hsl(99, 62%, 41%)
HSV	hsv(99, 76%, 66%)
CMYK	cmyk(49.4%, 0%, 76.2%, 34.1%)
CIE-LAB	lab(61.73, -47.22, 54.44)
CIE-LCH	lch(61.73, 72.06, 130.94°)
OKLab	oklab(65.44% -0.131 0.1218)
OKLCH	oklch(65.44% 0.179 137.1)
XYZ	xyz(18.1314, 30.0885, 6.8593)
Luminance	0.3009 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A828 #7B28A8

analogous

#95A828 #55A828 #28A83B

triadic

#55A828 #2855A8 #A82855

tetradic

#55A828 #2895A8 #7B28A8 #A83B28

square

#55A828 #2895A8 #7B28A8 #A83B28

split-complementary

#55A828 #3B28A8 #A82895

monochromatic

#234510 #3C771C #55A828 #71D13D #95DC6E

Accessibility & contrast

On white

2.99

#55A828 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#55A828 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A828

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A828	#FFFFFF	#000000	##000000
##55A828	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AE990A

Deuteranopia (green-blind)

#A39336

Tritanopia (blue-blind)

#50A290

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #55a828;
/* rgb */ color: rgb(85, 168, 40);
/* oklch */ color: oklch(65.4% 0.179 137.1);

Tailwind

colors: {
  custom: {
    50: '#8dc26b',
    500: '#55a828',
    950: '#000000',
  },
}

SCSS

$custom: #55a828;
$custom-light: #8dc26b;
$custom-dark: #000000;

JSON

{
  "hex": "#55a828",
  "rgb": {
    "r": 85,
    "g": 168,
    "b": 40
  },
  "hsl": {
    "h": 98.906,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.65439,
    "c": 0.17892,
    "h": 137.1
  },
  "luminance": 0.3009
}

Semantic roles & 50–950 ramp

primary

#55A828

secondary

#A369C3

accent

#43E5AC

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1207

muted

#7E817A

Preview Lab

Preview with #55A828

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

Preview Lab → · Contrast checker → · Palette generator →