#99BF33#99BF33

#99BF33 is a light, vivid yellow-green. Relative luminance 0.443; OKLCH L 75.1% C 0.167 H 123.8°. Best body text is #000000 at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#99BF33
RGB	rgb(153, 191, 51)
HSL	hsl(76, 58%, 47%)
HSV	hsv(76, 73%, 75%)
CMYK	cmyk(19.9%, 0%, 73.3%, 25.1%)
CIE-LAB	lab(72.41, -31.92, 62.28)
CIE-LCH	lch(72.41, 69.99, 117.14°)
OKLab	oklab(75.13% -0.0929 0.1386)
OKLCH	oklch(75.13% 0.167 123.8)
XYZ	xyz(32.3656, 44.2727, 9.9717)
Luminance	0.4427 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BF33 #5933BF

analogous

#BF9F33 #99BF33 #53BF33

triadic

#99BF33 #3399BF #BF3399

tetradic

#99BF33 #33BF9F #5933BF #BF3353

square

#99BF33 #33BF9F #5933BF #BF3353

split-complementary

#99BF33 #3353BF #9F33BF

monochromatic

#4C5E19 #728F26 #99BF33 #B3D35C #C9E08C

Accessibility & contrast

On white

2.13

#99BF33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.85

#99BF33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BF33

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BF33	#FFFFFF	#000000	##000000
##99BF33	1.00	2.13	9.85	9.85
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.85	21.00	1.00	1.00
##000000	9.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB317

Deuteranopia (green-blind)

#C5B140

Tritanopia (blue-blind)

#A1B5A4

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #99bf33;
/* rgb */ color: rgb(153, 191, 51);
/* oklch */ color: oklch(75.1% 0.167 123.8);

Tailwind

colors: {
  custom: {
    50: '#bbd275',
    500: '#99bf33',
    950: '#000000',
  },
}

SCSS

$custom: #99bf33;
$custom-light: #bbd275;
$custom-dark: #000000;

JSON

{
  "hex": "#99bf33",
  "rgb": {
    "r": 153,
    "g": 191,
    "b": 51
  },
  "hsl": {
    "h": 76.286,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.7513,
    "c": 0.16686,
    "h": 123.8
  },
  "luminance": 0.44273
}

Semantic roles & 50–950 ramp

primary

#99BF33

secondary

#9783CB

accent

#47E171

background

#FBFCF7

surface

#F7F9ED

border

#D0D2C8

text

#121409

muted

#81827B

Preview Lab

Preview with #99BF33

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

Preview Lab → · Contrast checker → · Palette generator →