#99B733#99B733

#99B733 is a light, vivid yellow-green. Relative luminance 0.409; OKLCH L 73.3% C 0.157 H 121.7°. Best body text is #000000 at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#99B733
RGB	rgb(153, 183, 51)
HSL	hsl(74, 56%, 46%)
HSV	hsv(74, 72%, 72%)
CMYK	cmyk(16.4%, 0%, 72.1%, 28.2%)
CIE-LAB	lab(70.09, -28.14, 60.02)
CIE-LCH	lch(70.09, 66.29, 115.12°)
OKLab	oklab(73.26% -0.0825 0.1338)
OKLCH	oklch(73.26% 0.157 121.7)
XYZ	xyz(30.6684, 40.8783, 9.4060)
Luminance	0.4088 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B733 #5133B7

analogous

#B79333 #99B733 #57B733

triadic

#99B733 #3399B7 #B73399

tetradic

#99B733 #33B793 #5133B7 #B73357

square

#99B733 #33B793 #5133B7 #B73357

split-complementary

#99B733 #3357B7 #9333B7

monochromatic

#495718 #718726 #99B733 #B5D057 #CADE87

Accessibility & contrast

On white

2.29

#99B733 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.18

#99B733 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B733

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B733	#FFFFFF	#000000	##000000
##99B733	1.00	2.29	9.18	9.18
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.18	21.00	1.00	1.00
##000000	9.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC1B

Deuteranopia (green-blind)

#BEAB3E

Tritanopia (blue-blind)

#A1AE9D

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #99b733;
/* rgb */ color: rgb(153, 183, 51);
/* oklch */ color: oklch(73.3% 0.157 121.7);

Tailwind

colors: {
  custom: {
    50: '#bacc74',
    500: '#99b733',
    950: '#000000',
  },
}

SCSS

$custom: #99b733;
$custom-light: #bacc74;
$custom-dark: #000000;

JSON

{
  "hex": "#99b733",
  "rgb": {
    "r": 153,
    "g": 183,
    "b": 51
  },
  "hsl": {
    "h": 73.636,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.73256,
    "c": 0.15723,
    "h": 121.7
  },
  "luminance": 0.40878
}

Semantic roles & 50–950 ramp

primary

#99B733

secondary

#8F7FC7

accent

#48E06B

background

#FBFCF7

surface

#F7F8ED

border

#D0D1C8

text

#121309

muted

#81827B

Preview Lab

Preview with #99B733

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

Preview Lab → · Contrast checker → · Palette generator →