#558B1C#558B1C

#558B1C is a mid, vivid yellow-green. Relative luminance 0.205; OKLCH L 57.7% C 0.149 H 132.7°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#558B1C
RGB	rgb(85, 139, 28)
HSL	hsl(89, 66%, 33%)
HSV	hsv(89, 80%, 55%)
CMYK	cmyk(38.8%, 0%, 79.9%, 45.5%)
CIE-LAB	lab(52.38, -35.87, 49.48)
CIE-LCH	lch(52.38, 61.12, 125.94°)
OKLab	oklab(57.74% -0.1013 0.1096)
OKLCH	oklch(57.74% 0.149 132.7)
XYZ	xyz(13.1884, 20.4798, 4.3565)
Luminance	0.2048 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558B1C #521C8B

analogous

#8B891C #558B1C #1E8B1C

triadic

#558B1C #1C558B #8B1C55

tetradic

#558B1C #1C8B89 #521C8B #8B1C1E

square

#558B1C #1C8B89 #521C8B #8B1C1E

split-complementary

#558B1C #1C1E8B #891C8B

monochromatic

#172507 #365812 #558B1C #74BE26 #93DA47

Accessibility & contrast

On white

4.12

#558B1C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#558B1C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558B1C

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558B1C	#FFFFFF	#000000	##000000
##558B1C	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918000

Deuteranopia (green-blind)

#8A7B28

Tritanopia (blue-blind)

#568576

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #558b1c;
/* rgb */ color: rgb(85, 139, 28);
/* oklch */ color: oklch(57.7% 0.149 132.7);

Tailwind

colors: {
  custom: {
    50: '#8aad62',
    500: '#558b1c',
    950: '#000000',
  },
}

SCSS

$custom: #558b1c;
$custom-light: #8aad62;
$custom-dark: #000000;

JSON

{
  "hex": "#558b1c",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 28
  },
  "hsl": {
    "h": 89.189,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.57743,
    "c": 0.14923,
    "h": 132.7
  },
  "luminance": 0.2048
}

Semantic roles & 50–950 ramp

primary

#558B1C

secondary

#8047BC

accent

#3EE992

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #558B1C

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

Preview Lab → · Contrast checker → · Palette generator →