#99BC33#99BC33

#99BC33 is a light, vivid yellow-green. Relative luminance 0.430; OKLCH L 74.4% C 0.163 H 123.1°. Best body text is #000000 at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#99BC33
RGB	rgb(153, 188, 51)
HSL	hsl(75, 57%, 47%)
HSV	hsv(75, 73%, 74%)
CMYK	cmyk(18.6%, 0%, 72.9%, 26.3%)
CIE-LAB	lab(71.54, -30.52, 61.44)
CIE-LCH	lch(71.54, 68.60, 116.41°)
OKLab	oklab(74.43% -0.0891 0.1368)
OKLCH	oklch(74.43% 0.163 123.1)
XYZ	xyz(31.7180, 42.9776, 9.7558)
Luminance	0.4298 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BC33 #5633BC

analogous

#BC9A33 #99BC33 #55BC33

triadic

#99BC33 #3399BC #BC3399

tetradic

#99BC33 #33BC9A #5633BC #BC3355

square

#99BC33 #33BC9A #5633BC #BC3355

split-complementary

#99BC33 #3355BC #9A33BC

monochromatic

#4B5C19 #728C26 #99BC33 #B4D25A #CADF8A

Accessibility & contrast

On white

2.19

#99BC33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.60

#99BC33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BC33

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BC33	#FFFFFF	#000000	##000000
##99BC33	1.00	2.19	9.60	9.60
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.60	21.00	1.00	1.00
##000000	9.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B018

Deuteranopia (green-blind)

#C2AF3F

Tritanopia (blue-blind)

#A1B3A2

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #99bc33;
/* rgb */ color: rgb(153, 188, 51);
/* oklch */ color: oklch(74.4% 0.163 123.1);

Tailwind

colors: {
  custom: {
    50: '#bbd074',
    500: '#99bc33',
    950: '#000000',
  },
}

SCSS

$custom: #99bc33;
$custom-light: #bbd074;
$custom-dark: #000000;

JSON

{
  "hex": "#99bc33",
  "rgb": {
    "r": 153,
    "g": 188,
    "b": 51
  },
  "hsl": {
    "h": 75.328,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.74426,
    "c": 0.16324,
    "h": 123.1
  },
  "luminance": 0.42978
}

Semantic roles & 50–950 ramp

primary

#99BC33

secondary

#9481C9

accent

#47E16E

background

#FBFCF7

surface

#F7F9ED

border

#D0D2C8

text

#121409

muted

#81827B

Preview Lab

Preview with #99BC33

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

Preview Lab → · Contrast checker → · Palette generator →