#52AA21#52AA21

#52AA21 is a light, vivid yellow-green. Relative luminance 0.307; OKLCH L 65.8% C 0.186 H 137.3°. Best body text is #000000 at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#52AA21
RGB	rgb(82, 170, 33)
HSL	hsl(99, 67%, 40%)
HSV	hsv(99, 81%, 67%)
CMYK	cmyk(51.8%, 0%, 80.6%, 33.3%)
CIE-LAB	lab(62.21, -49.31, 57.09)
CIE-LCH	lch(62.21, 75.44, 130.82°)
OKLab	oklab(65.79% -0.1369 0.1264)
OKLCH	oklch(65.79% 0.186 137.3)
XYZ	xyz(18.1283, 30.6518, 6.3997)
Luminance	0.3065 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#52AA21 #7921AA

analogous

#97AA21 #52AA21 #21AA34

triadic

#52AA21 #2152AA #AA2152

tetradic

#52AA21 #2197AA #7921AA #AA3421

square

#52AA21 #2197AA #7921AA #AA3421

split-complementary

#52AA21 #3421AA #AA2197

monochromatic

#21430D #397717 #52AA21 #6CD731 #91E164

Accessibility & contrast

On white

2.95

#52AA21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.13

#52AA21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #52AA21

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##52AA21	#FFFFFF	#000000	##000000
##52AA21	1.00	2.95	7.13	7.13
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.13	21.00	1.00	1.00
##000000	7.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B00

Deuteranopia (green-blind)

#A49431

Tritanopia (blue-blind)

#4CA491

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #52aa21;
/* rgb */ color: rgb(82, 170, 33);
/* oklch */ color: oklch(65.8% 0.186 137.3);

Tailwind

colors: {
  custom: {
    50: '#8cc469',
    500: '#52aa21',
    950: '#000000',
  },
}

SCSS

$custom: #52aa21;
$custom-light: #8cc469;
$custom-dark: #000000;

JSON

{
  "hex": "#52aa21",
  "rgb": {
    "r": 82,
    "g": 170,
    "b": 33
  },
  "hsl": {
    "h": 98.54,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.65791,
    "c": 0.18631,
    "h": 137.3
  },
  "luminance": 0.30653
}

Semantic roles & 50–950 ramp

primary

#52AA21

secondary

#A261C6

accent

#3DEAAD

background

#F9FCF6

surface

#F1F8EB

border

#CBD1C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #52AA21

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

Preview Lab → · Contrast checker → · Palette generator →