#559B23#559B23

#559B23 is a mid, vivid yellow-green. Relative luminance 0.255; OKLCH L 62.0% C 0.166 H 135.5°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#559B23
RGB	rgb(85, 155, 35)
HSL	hsl(95, 63%, 37%)
HSV	hsv(95, 77%, 61%)
CMYK	cmyk(45.2%, 0%, 77.4%, 39.2%)
CIE-LAB	lab(57.55, -42.29, 52.09)
CIE-LCH	lch(57.55, 67.10, 129.07°)
OKLab	oklab(62% -0.1181 0.1162)
OKLCH	oklch(62% 0.166 135.5)
XYZ	xyz(15.7707, 25.4944, 5.6797)
Luminance	0.2550 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559B23 #69239B

analogous

#919B23 #559B23 #239B2D

triadic

#559B23 #23559B #9B2355

tetradic

#559B23 #23919B #69239B #9B2D23

square

#559B23 #23919B #69239B #9B2D23

split-complementary

#559B23 #2D239B #9B2391

monochromatic

#1E370C #3A6918 #559B23 #70CD2E #92DB5E

Accessibility & contrast

On white

3.44

#559B23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#559B23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559B23

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559B23	#FFFFFF	#000000	##000000
##559B23	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18E05

Deuteranopia (green-blind)

#978830

Tritanopia (blue-blind)

#539584

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #559b23;
/* rgb */ color: rgb(85, 155, 35);
/* oklch */ color: oklch(62.0% 0.166 135.5);

Tailwind

colors: {
  custom: {
    50: '#8bb967',
    500: '#559b23',
    950: '#000000',
  },
}

SCSS

$custom: #559b23;
$custom-light: #8bb967;
$custom-dark: #000000;

JSON

{
  "hex": "#559b23",
  "rgb": {
    "r": 85,
    "g": 155,
    "b": 35
  },
  "hsl": {
    "h": 95,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.61998,
    "c": 0.16565,
    "h": 135.5
  },
  "luminance": 0.25495
}

Semantic roles & 50–950 ramp

primary

#559B23

secondary

#955ABF

accent

#42E6A2

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0D1106

muted

#7D807A

Preview Lab

Preview with #559B23

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

Preview Lab → · Contrast checker → · Palette generator →