#599C1B#599C1B

#599C1B is a light, vivid yellow-green. Relative luminance 0.260; OKLCH L 62.4% C 0.169 H 134.1°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#599C1B
RGB	rgb(89, 156, 27)
HSL	hsl(91, 70%, 36%)
HSV	hsv(91, 83%, 61%)
CMYK	cmyk(42.9%, 0%, 82.7%, 38.8%)
CIE-LAB	lab(58.02, -41.78, 55.07)
CIE-LCH	lch(58.02, 69.12, 127.19°)
OKLab	oklab(62.42% -0.1175 0.1211)
OKLCH	oklch(62.42% 0.169 134.1)
XYZ	xyz(16.2058, 25.9790, 5.1972)
Luminance	0.2598 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#599C1B #5E1B9C

analogous

#999C1B #599C1B #1B9C1D

triadic

#599C1B #1B599C #9C1B59

tetradic

#599C1B #1B999C #5E1B9C #9C1D1B

square

#599C1B #1B999C #5E1B9C #9C1D1B

split-complementary

#599C1B #1D1B9C #9C1B99

monochromatic

#1D3409 #3B6812 #599C1B #77D024 #96E151

Accessibility & contrast

On white

3.39

#599C1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#599C1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #599C1B

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##599C1B	#FFFFFF	#000000	##000000
##599C1B	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)

#99892B

Tritanopia (blue-blind)

#589685

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #599c1b;
/* rgb */ color: rgb(89, 156, 27);
/* oklch */ color: oklch(62.4% 0.169 134.1);

Tailwind

colors: {
  custom: {
    50: '#8eba64',
    500: '#599c1b',
    950: '#000000',
  },
}

SCSS

$custom: #599c1b;
$custom-light: #8eba64;
$custom-dark: #000000;

JSON

{
  "hex": "#599c1b",
  "rgb": {
    "r": 89,
    "g": 156,
    "b": 27
  },
  "hsl": {
    "h": 91.163,
    "s": 70.492,
    "l": 35.882
  },
  "oklch": {
    "l": 0.62415,
    "c": 0.16874,
    "h": 134.1
  },
  "luminance": 0.2598
}

Semantic roles & 50–950 ramp

primary

#599C1B

secondary

#8C4FC3

accent

#3BED97

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1106

muted

#7E807A

Preview Lab

Preview with #599C1B

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

Preview Lab → · Contrast checker → · Palette generator →