#558F23#558F23

#558F23 is a mid, vivid yellow-green. Relative luminance 0.217; OKLCH L 58.8% C 0.150 H 133.9°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#558F23
RGB	rgb(85, 143, 35)
HSL	hsl(92, 61%, 35%)
HSV	hsv(92, 76%, 56%)
CMYK	cmyk(40.6%, 0%, 75.5%, 43.9%)
CIE-LAB	lab(53.70, -37.20, 48.34)
CIE-LCH	lch(53.70, 60.99, 127.58°)
OKLab	oklab(58.84% -0.1043 0.1083)
OKLCH	oklch(58.84% 0.15 133.9)
XYZ	xyz(13.8719, 21.6969, 5.0468)
Luminance	0.2170 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558F23 #5D238F

analogous

#8B8F23 #558F23 #238F27

triadic

#558F23 #23558F #8F2355

tetradic

#558F23 #238B8F #5D238F #8F2723

square

#558F23 #238B8F #5D238F #8F2723

split-complementary

#558F23 #27238F #8F238B

monochromatic

#1B2D0B #385E17 #558F23 #72C02F #91D657

Accessibility & contrast

On white

3.93

#558F23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#558F23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558F23

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558F23	#FFFFFF	#000000	##000000
##558F23	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95830D

Deuteranopia (green-blind)

#8D7F2E

Tritanopia (blue-blind)

#55897A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #558f23;
/* rgb */ color: rgb(85, 143, 35);
/* oklch */ color: oklch(58.8% 0.150 133.9);

Tailwind

colors: {
  custom: {
    50: '#8ab066',
    500: '#558f23',
    950: '#000000',
  },
}

SCSS

$custom: #558f23;
$custom-light: #8ab066;
$custom-dark: #000000;

JSON

{
  "hex": "#558f23",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 35
  },
  "hsl": {
    "h": 92.222,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.58843,
    "c": 0.1504,
    "h": 133.9
  },
  "luminance": 0.21698
}

Semantic roles & 50–950 ramp

primary

#558F23

secondary

#8B54BA

accent

#44E49A

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #558F23

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

Preview Lab → · Contrast checker → · Palette generator →