#57A228#57A228

#57A228 is a light, vivid yellow-green. Relative luminance 0.280; OKLCH L 64.0% C 0.171 H 136.2°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#57A228
RGB	rgb(87, 162, 40)
HSL	hsl(97, 60%, 40%)
HSV	hsv(97, 75%, 64%)
CMYK	cmyk(46.3%, 0%, 75.3%, 36.5%)
CIE-LAB	lab(59.91, -44.18, 52.68)
CIE-LCH	lch(59.91, 68.75, 129.99°)
OKLab	oklab(63.96% -0.123 0.1181)
OKLCH	oklch(63.96% 0.171 136.2)
XYZ	xyz(17.2334, 28.0190, 6.5072)
Luminance	0.2802 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A228 #7328A2

analogous

#94A228 #57A228 #28A236

triadic

#57A228 #2857A2 #A22857

tetradic

#57A228 #2894A2 #7328A2 #A23628

square

#57A228 #2894A2 #7328A2 #A23628

split-complementary

#57A228 #3628A2 #A22894

monochromatic

#224010 #3D711C #57A228 #72CE39 #95DA6A

Accessibility & contrast

On white

3.18

#57A228 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#57A228 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57A228

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A228	#FFFFFF	#000000	##000000
##57A228	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8940E

Deuteranopia (green-blind)

#9E8E34

Tritanopia (blue-blind)

#549C8B

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #57a228;
/* rgb */ color: rgb(87, 162, 40);
/* oklch */ color: oklch(64.0% 0.171 136.2);

Tailwind

colors: {
  custom: {
    50: '#8dbe6b',
    500: '#57a228',
    950: '#000000',
  },
}

SCSS

$custom: #57a228;
$custom-light: #8dbe6b;
$custom-dark: #000000;

JSON

{
  "hex": "#57a228",
  "rgb": {
    "r": 87,
    "g": 162,
    "b": 40
  },
  "hsl": {
    "h": 96.885,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.63962,
    "c": 0.17053,
    "h": 136.2
  },
  "luminance": 0.2802
}

Semantic roles & 50–950 ramp

primary

#57A228

secondary

#9D65C1

accent

#44E4A6

background

#F9FBF6

surface

#F1F7EC

border

#CBD0C7

text

#0D1207

muted

#7E817A

Preview Lab

Preview with #57A228

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

Preview Lab → · Contrast checker → · Palette generator →