#539F21#539F21

#539F21 is a light, vivid yellow-green. Relative luminance 0.267; OKLCH L 62.9% C 0.173 H 136.2°. Best body text is #000000 at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#539F21
RGB	rgb(83, 159, 33)
HSL	hsl(96, 66%, 38%)
HSV	hsv(96, 79%, 62%)
CMYK	cmyk(47.8%, 0%, 79.2%, 37.6%)
CIE-LAB	lab(58.74, -44.69, 53.84)
CIE-LCH	lch(58.74, 69.98, 129.69°)
OKLab	oklab(62.94% -0.1245 0.1196)
OKLCH	oklch(62.94% 0.173 136.2)
XYZ	xyz(16.2395, 26.7440, 5.7449)
Luminance	0.2675 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539F21 #6D219F

analogous

#929F21 #539F21 #219F2E

triadic

#539F21 #21539F #9F2153

tetradic

#539F21 #21929F #6D219F #9F2E21

square

#539F21 #21929F #6D219F #9F2E21

split-complementary

#539F21 #2E219F #9F2192

monochromatic

#1E3A0C #396C16 #539F21 #6DD22C #90DD5D

Accessibility & contrast

On white

3.31

#539F21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.35

#539F21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539F21

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539F21	#FFFFFF	#000000	##000000
##539F21	1.00	3.31	6.35	6.35
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.35	21.00	1.00	1.00
##000000	6.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9B8B2F

Tritanopia (blue-blind)

#509988

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #539f21;
/* rgb */ color: rgb(83, 159, 33);
/* oklch */ color: oklch(62.9% 0.173 136.2);

Tailwind

colors: {
  custom: {
    50: '#8bbc67',
    500: '#539f21',
    950: '#000000',
  },
}

SCSS

$custom: #539f21;
$custom-light: #8bbc67;
$custom-dark: #000000;

JSON

{
  "hex": "#539f21",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 33
  },
  "hsl": {
    "h": 96.19,
    "s": 65.625,
    "l": 37.647
  },
  "oklch": {
    "l": 0.62942,
    "c": 0.17265,
    "h": 136.2
  },
  "luminance": 0.26745
}

Semantic roles & 50–950 ramp

primary

#539F21

secondary

#995AC2

accent

#3FE9A5

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0D1206

muted

#7D817A

Preview Lab

Preview with #539F21

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

Preview Lab → · Contrast checker → · Palette generator →