#539B23#539B23

#539B23 is a mid, vivid yellow-green. Relative luminance 0.254; OKLCH L 61.9% C 0.167 H 135.9°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#539B23
RGB	rgb(83, 155, 35)
HSL	hsl(96, 63%, 37%)
HSV	hsv(96, 77%, 61%)
CMYK	cmyk(46.5%, 0%, 77.4%, 39.2%)
CIE-LAB	lab(57.47, -42.95, 51.97)
CIE-LCH	lch(57.47, 67.42, 129.57°)
OKLab	oklab(61.9% -0.1197 0.116)
OKLCH	oklch(61.9% 0.167 135.9)
XYZ	xyz(15.5916, 25.4021, 5.6713)
Luminance	0.2540 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539B23 #6B239B

analogous

#8F9B23 #539B23 #239B2F

triadic

#539B23 #23539B #9B2353

tetradic

#539B23 #238F9B #6B239B #9B2F23

square

#539B23 #238F9B #6B239B #9B2F23

split-complementary

#539B23 #2F239B #9B238F

monochromatic

#1E370C #386918 #539B23 #6ECD2E #90DB5E

Accessibility & contrast

On white

3.45

#539B23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#539B23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539B23

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539B23	#FFFFFF	#000000	##000000
##539B23	1.00	3.45	6.08	6.08
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18E05

Deuteranopia (green-blind)

#978830

Tritanopia (blue-blind)

#509584

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #539b23;
/* rgb */ color: rgb(83, 155, 35);
/* oklch */ color: oklch(61.9% 0.167 135.9);

Tailwind

colors: {
  custom: {
    50: '#8ab967',
    500: '#539b23',
    950: '#000000',
  },
}

SCSS

$custom: #539b23;
$custom-light: #8ab967;
$custom-dark: #000000;

JSON

{
  "hex": "#539b23",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 35
  },
  "hsl": {
    "h": 96,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.61901,
    "c": 0.16669,
    "h": 135.9
  },
  "luminance": 0.25403
}

Semantic roles & 50–950 ramp

primary

#539B23

secondary

#975ABF

accent

#42E6A4

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #539B23

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

Preview Lab → · Contrast checker → · Palette generator →