#558D38#558D38

#558D38 is a mid, vivid yellow-green. Relative luminance 0.213; OKLCH L 58.5% C 0.132 H 136.3°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#558D38
RGB	rgb(85, 141, 56)
HSL	hsl(100, 43%, 39%)
HSV	hsv(100, 60%, 55%)
CMYK	cmyk(39.7%, 0%, 60.3%, 44.7%)
CIE-LAB	lab(53.24, -34.48, 38.85)
CIE-LCH	lch(53.24, 51.94, 131.60°)
OKLab	oklab(58.52% -0.0953 0.091)
OKLCH	oklch(58.52% 0.132 136.3)
XYZ	xyz(13.9846, 21.2659, 7.1085)
Luminance	0.2127 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558D38 #70388D

analogous

#7F8D38 #558D38 #388D45

triadic

#558D38 #38558D #8D3855

tetradic

#558D38 #387F8D #70388D #8D4538

square

#558D38 #387F8D #70388D #8D4538

split-complementary

#558D38 #45388D #8D387F

monochromatic

#203515 #3B6127 #558D38 #70B74B #93C977

Accessibility & contrast

On white

4.00

#558D38 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#558D38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558D38

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558D38	#FFFFFF	#000000	##000000
##558D38	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92822F

Deuteranopia (green-blind)

#8A7D3E

Tritanopia (blue-blind)

#53887B

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #558d38;
/* rgb */ color: rgb(85, 141, 56);
/* oklch */ color: oklch(58.5% 0.132 136.3);

Tailwind

colors: {
  custom: {
    50: '#89af72',
    500: '#558d38',
    950: '#000000',
  },
}

SCSS

$custom: #558d38;
$custom-light: #89af72;
$custom-dark: #000000;

JSON

{
  "hex": "#558d38",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 56
  },
  "hsl": {
    "h": 99.529,
    "s": 43.147,
    "l": 38.627
  },
  "oklch": {
    "l": 0.5852,
    "c": 0.13181,
    "h": 136.3
  },
  "luminance": 0.21267
}

Semantic roles & 50–950 ramp

primary

#558D38

secondary

#9B6FB2

accent

#55D3A8

background

#F8FAF7

surface

#F0F4ED

border

#CBCEC8

text

#0C1008

muted

#7D7F7B

Preview Lab

Preview with #558D38

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

Preview Lab → · Contrast checker → · Palette generator →