#99B339#99B339

#99B339 is a light, vivid yellow-green. Relative luminance 0.393; OKLCH L 72.4% C 0.148 H 120.7°. Best body text is #000000 at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#99B339
RGB	rgb(153, 179, 57)
HSL	hsl(73, 52%, 46%)
HSV	hsv(73, 68%, 70%)
CMYK	cmyk(14.5%, 0%, 68.2%, 29.8%)
CIE-LAB	lab(68.97, -25.85, 56.64)
CIE-LCH	lch(68.97, 62.26, 114.53°)
OKLab	oklab(72.37% -0.0757 0.1277)
OKLCH	oklch(72.37% 0.148 120.7)
XYZ	xyz(29.9960, 39.3080, 9.8771)
Luminance	0.3931 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B339 #5339B3

analogous

#B39039 #99B339 #5CB339

triadic

#99B339 #3999B3 #B33999

tetradic

#99B339 #39B390 #5339B3 #B3395C

square

#99B339 #39B390 #5339B3 #B3395C

split-complementary

#99B339 #395CB3 #9039B3

monochromatic

#4A561B #71852A #99B339 #B4CC5E #CADA8C

Accessibility & contrast

On white

2.37

#99B339 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.86

#99B339 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B339

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B339	#FFFFFF	#000000	##000000
##99B339	1.00	2.37	8.86	8.86
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.86	21.00	1.00	1.00
##000000	8.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA927

Deuteranopia (green-blind)

#BBA942

Tritanopia (blue-blind)

#A1AA9B

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #99b339;
/* rgb */ color: rgb(153, 179, 57);
/* oklch */ color: oklch(72.4% 0.148 120.7);

Tailwind

colors: {
  custom: {
    50: '#bac976',
    500: '#99b339',
    950: '#000000',
  },
}

SCSS

$custom: #99b339;
$custom-light: #bac976;
$custom-dark: #000000;

JSON

{
  "hex": "#99b339",
  "rgb": {
    "r": 153,
    "g": 179,
    "b": 57
  },
  "hsl": {
    "h": 72.787,
    "s": 51.695,
    "l": 46.275
  },
  "oklch": {
    "l": 0.72368,
    "c": 0.14842,
    "h": 120.7
  },
  "luminance": 0.39308
}

Semantic roles & 50–950 ramp

primary

#99B339

secondary

#9183C5

accent

#4DDB6B

background

#FBFCF7

surface

#F7F8ED

border

#D0D1C8

text

#121309

muted

#81827B

Preview Lab

Preview with #99B339

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

Preview Lab → · Contrast checker → · Palette generator →