#99B33F#99B33F

#99B33F is a light, vivid yellow-green. Relative luminance 0.394; OKLCH L 72.4% C 0.144 H 120.9°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#99B33F
RGB	rgb(153, 179, 63)
HSL	hsl(73, 48%, 47%)
HSV	hsv(73, 65%, 70%)
CMYK	cmyk(14.5%, 0%, 64.8%, 29.8%)
CIE-LAB	lab(69.02, -25.45, 54.26)
CIE-LCH	lch(69.02, 59.93, 115.13°)
OKLab	oklab(72.42% -0.074 0.1235)
OKLCH	oklch(72.42% 0.144 120.9)
XYZ	xyz(30.1546, 39.3714, 10.7125)
Luminance	0.3937 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B33F #593FB3

analogous

#B3933F #99B33F #5FB33F

triadic

#99B33F #3F99B3 #B33F99

tetradic

#99B33F #3FB393 #593FB3 #B33F5F

square

#99B33F #3FB393 #593FB3 #B33F5F

split-complementary

#99B33F #3F5FB3 #933FB3

monochromatic

#4C581F #72862F #99B33F #B3C966 #C9D993

Accessibility & contrast

On white

2.37

#99B33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#99B33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B33F

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B33F	#FFFFFF	#000000	##000000
##99B33F	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA930

Deuteranopia (green-blind)

#BAA947

Tritanopia (blue-blind)

#A1AA9B

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #99b33f;
/* rgb */ color: rgb(153, 179, 63);
/* oklch */ color: oklch(72.4% 0.144 120.9);

Tailwind

colors: {
  custom: {
    50: '#bac97a',
    500: '#99b33f',
    950: '#000000',
  },
}

SCSS

$custom: #99b33f;
$custom-light: #bac97a;
$custom-dark: #000000;

JSON

{
  "hex": "#99b33f",
  "rgb": {
    "r": 153,
    "g": 179,
    "b": 63
  },
  "hsl": {
    "h": 73.448,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.7242,
    "c": 0.14399,
    "h": 120.9
  },
  "luminance": 0.39371
}

Semantic roles & 50–950 ramp

primary

#99B33F

secondary

#9789C4

accent

#50D86F

background

#FBFCF7

surface

#F7F8EE

border

#D0D1C9

text

#121309

muted

#81827B

Preview Lab

Preview with #99B33F

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

Preview Lab → · Contrast checker → · Palette generator →