#599C21#599C21

#599C21 is a light, vivid yellow-green. Relative luminance 0.260; OKLCH L 62.4% C 0.166 H 134.5°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#599C21
RGB	rgb(89, 156, 33)
HSL	hsl(93, 65%, 37%)
HSV	hsv(93, 79%, 61%)
CMYK	cmyk(42.9%, 0%, 78.8%, 38.8%)
CIE-LAB	lab(58.05, -41.47, 53.28)
CIE-LCH	lch(58.05, 67.52, 127.89°)
OKLab	oklab(62.45% -0.1163 0.1183)
OKLCH	oklch(62.45% 0.166 134.5)
XYZ	xyz(16.2825, 26.0097, 5.6010)
Luminance	0.2601 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#599C21 #64219C

analogous

#979C21 #599C21 #219C27

triadic

#599C21 #21599C #9C2159

tetradic

#599C21 #21979C #64219C #9C2721

square

#599C21 #21979C #64219C #9C2721

split-complementary

#599C21 #27219C #9C2197

monochromatic

#1F370C #3C6916 #599C21 #76CF2C #96DC5B

Accessibility & contrast

On white

3.39

#599C21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#599C21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #599C21

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##599C21	#FFFFFF	#000000	##000000
##599C21	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A28F00

Deuteranopia (green-blind)

#998A2E

Tritanopia (blue-blind)

#589685

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #599c21;
/* rgb */ color: rgb(89, 156, 33);
/* oklch */ color: oklch(62.4% 0.166 134.5);

Tailwind

colors: {
  custom: {
    50: '#8eba67',
    500: '#599c21',
    950: '#000000',
  },
}

SCSS

$custom: #599c21;
$custom-light: #8eba67;
$custom-dark: #000000;

JSON

{
  "hex": "#599c21",
  "rgb": {
    "r": 89,
    "g": 156,
    "b": 33
  },
  "hsl": {
    "h": 92.683,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.62448,
    "c": 0.16587,
    "h": 134.5
  },
  "luminance": 0.26011
}

Semantic roles & 50–950 ramp

primary

#599C21

secondary

#9158C1

accent

#40E89B

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1106

muted

#7E807A

Preview Lab

Preview with #599C21

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

Preview Lab → · Contrast checker → · Palette generator →