#99B033#99B033

#99B033 is a light, vivid yellow-green. Relative luminance 0.381; OKLCH L 71.6% C 0.149 H 119.4°. Best body text is #000000 at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#99B033
RGB	rgb(153, 176, 51)
HSL	hsl(71, 55%, 45%)
HSV	hsv(71, 71%, 69%)
CMYK	cmyk(13.1%, 0%, 71%, 31%)
CIE-LAB	lab(68.07, -24.74, 58.03)
CIE-LCH	lch(68.07, 63.08, 113.09°)
OKLab	oklab(71.62% -0.0732 0.1296)
OKLCH	oklch(71.62% 0.149 119.4)
XYZ	xyz(29.2603, 38.0622, 8.9366)
Luminance	0.3806 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B033 #4A33B0

analogous

#B08933 #99B033 #5BB033

triadic

#99B033 #3399B0 #B03399

tetradic

#99B033 #33B089 #4A33B0 #B0335B

square

#99B033 #33B089 #4A33B0 #B0335B

split-complementary

#99B033 #335BB0 #8933B0

monochromatic

#475118 #708125 #99B033 #B7CD53 #CBDB82

Accessibility & contrast

On white

2.44

#99B033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.61

#99B033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B033

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B033	#FFFFFF	#000000	##000000
##99B033	1.00	2.44	8.61	8.61
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.61	21.00	1.00	1.00
##000000	8.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA61E

Deuteranopia (green-blind)

#B9A63D

Tritanopia (blue-blind)

#A2A798

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #99b033;
/* rgb */ color: rgb(153, 176, 51);
/* oklch */ color: oklch(71.6% 0.149 119.4);

Tailwind

colors: {
  custom: {
    50: '#bac773',
    500: '#99b033',
    950: '#000000',
  },
}

SCSS

$custom: #99b033;
$custom-light: #bac773;
$custom-dark: #000000;

JSON

{
  "hex": "#99b033",
  "rgb": {
    "r": 153,
    "g": 176,
    "b": 51
  },
  "hsl": {
    "h": 71.04,
    "s": 55.066,
    "l": 44.51
  },
  "oklch": {
    "l": 0.71624,
    "c": 0.14886,
    "h": 119.4
  },
  "luminance": 0.38062
}

Semantic roles & 50–950 ramp

primary

#99B033

secondary

#887BC4

accent

#49DE65

background

#FBFCF7

surface

#F7F8ED

border

#D0D1C8

text

#121308

muted

#81827B

Preview Lab

Preview with #99B033

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

Preview Lab → · Contrast checker → · Palette generator →