#539D1B#539D1B

#539D1B is a light, vivid yellow-green. Relative luminance 0.260; OKLCH L 62.4% C 0.173 H 135.6°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#539D1B
RGB	rgb(83, 157, 27)
HSL	hsl(94, 71%, 36%)
HSV	hsv(94, 83%, 62%)
CMYK	cmyk(47.1%, 0%, 82.8%, 38.4%)
CIE-LAB	lab(58.07, -44.20, 55.01)
CIE-LCH	lch(58.07, 70.57, 128.78°)
OKLab	oklab(62.38% -0.1236 0.1211)
OKLCH	oklch(62.38% 0.173 135.6)
XYZ	xyz(15.8217, 26.0311, 5.2275)
Luminance	0.2603 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539D1B #651B9D

analogous

#949D1B #539D1B #1B9D24

triadic

#539D1B #1B539D #9D1B53

tetradic

#539D1B #1B949D #651B9D #9D241B

square

#539D1B #1B949D #651B9D #9D241B

split-complementary

#539D1B #241B9D #9D1B94

monochromatic

#1C3509 #376912 #539D1B #6FD124 #8FE151

Accessibility & contrast

On white

3.38

#539D1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#539D1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539D1B

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539D1B	#FFFFFF	#000000	##000000
##539D1B	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A38F00

Deuteranopia (green-blind)

#99892B

Tritanopia (blue-blind)

#509786

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #539d1b;
/* rgb */ color: rgb(83, 157, 27);
/* oklch */ color: oklch(62.4% 0.173 135.6);

Tailwind

colors: {
  custom: {
    50: '#8bba64',
    500: '#539d1b',
    950: '#000000',
  },
}

SCSS

$custom: #539d1b;
$custom-light: #8bba64;
$custom-dark: #000000;

JSON

{
  "hex": "#539d1b",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 27
  },
  "hsl": {
    "h": 94.154,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.62382,
    "c": 0.17304,
    "h": 135.6
  },
  "luminance": 0.26032
}

Semantic roles & 50–950 ramp

primary

#539D1B

secondary

#9250C4

accent

#3AEDA0

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0D1206

muted

#7D817A

Preview Lab

Preview with #539D1B

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

Preview Lab → · Contrast checker → · Palette generator →