#599F1F#599F1F

#599F1F is a light, vivid yellow-green. Relative luminance 0.270; OKLCH L 63.2% C 0.171 H 134.7°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#599F1F
RGB	rgb(89, 159, 31)
HSL	hsl(93, 67%, 37%)
HSV	hsv(93, 81%, 62%)
CMYK	cmyk(44%, 0%, 80.5%, 37.6%)
CIE-LAB	lab(58.99, -42.83, 54.80)
CIE-LCH	lch(58.99, 69.55, 128.01°)
OKLab	oklab(63.22% -0.1201 0.1212)
OKLCH	oklch(63.22% 0.171 134.7)
XYZ	xyz(16.7649, 27.0181, 5.6277)
Luminance	0.2702 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#599F1F #651F9F

analogous

#999F1F #599F1F #1F9F25

triadic

#599F1F #1F599F #9F1F59

tetradic

#599F1F #1F999F #651F9F #9F251F

square

#599F1F #1F999F #651F9F #9F251F

split-complementary

#599F1F #251F9F #9F1F99

monochromatic

#20390B #3C6C15 #599F1F #76D229 #96DF5A

Accessibility & contrast

On white

3.28

#599F1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#599F1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #599F1F

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##599F1F	#FFFFFF	#000000	##000000
##599F1F	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59200

Deuteranopia (green-blind)

#9C8C2E

Tritanopia (blue-blind)

#579988

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #599f1f;
/* rgb */ color: rgb(89, 159, 31);
/* oklch */ color: oklch(63.2% 0.171 134.7);

Tailwind

colors: {
  custom: {
    50: '#8ebc66',
    500: '#599f1f',
    950: '#000000',
  },
}

SCSS

$custom: #599f1f;
$custom-light: #8ebc66;
$custom-dark: #000000;

JSON

{
  "hex": "#599f1f",
  "rgb": {
    "r": 89,
    "g": 159,
    "b": 31
  },
  "hsl": {
    "h": 92.813,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.6322,
    "c": 0.17057,
    "h": 134.7
  },
  "luminance": 0.27019
}

Semantic roles & 50–950 ramp

primary

#599F1F

secondary

#9257C3

accent

#3EEA9C

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1206

muted

#7E817A

Preview Lab

Preview with #599F1F

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

Preview Lab → · Contrast checker → · Palette generator →