#99B525#99B525

#99B525 is a light, vivid yellow-green. Relative luminance 0.400; OKLCH L 72.7% C 0.163 H 120.7°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#99B525
RGB	rgb(153, 181, 37)
HSL	hsl(72, 66%, 43%)
HSV	hsv(72, 80%, 71%)
CMYK	cmyk(15.5%, 0%, 79.6%, 29%)
CIE-LAB	lab(69.44, -27.85, 63.95)
CIE-LCH	lch(69.44, 69.75, 113.53°)
OKLab	oklab(72.7% -0.0828 0.1398)
OKLCH	oklch(72.7% 0.163 120.7)
XYZ	xyz(29.9952, 39.9537, 7.8815)
Luminance	0.3995 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B525 #4125B5

analogous

#B58925 #99B525 #51B525

triadic

#99B525 #2599B5 #B52599

tetradic

#99B525 #25B589 #4125B5 #B52551

square

#99B525 #25B589 #4125B5 #B52551

split-complementary

#99B525 #2551B5 #8925B5

monochromatic

#434F10 #6E821B #99B525 #BAD83F #CCE272

Accessibility & contrast

On white

2.34

#99B525 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.99

#99B525 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B525

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B525	#FFFFFF	#000000	##000000
##99B525	1.00	2.34	8.99	8.99
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.99	21.00	1.00	1.00
##000000	8.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#BDAA34

Tritanopia (blue-blind)

#A2AB9B

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #99b525;
/* rgb */ color: rgb(153, 181, 37);
/* oklch */ color: oklch(72.7% 0.163 120.7);

Tailwind

colors: {
  custom: {
    50: '#bbcb6d',
    500: '#99b525',
    950: '#000000',
  },
}

SCSS

$custom: #99b525;
$custom-light: #bbcb6d;
$custom-dark: #000000;

JSON

{
  "hex": "#99b525",
  "rgb": {
    "r": 153,
    "g": 181,
    "b": 37
  },
  "hsl": {
    "h": 71.667,
    "s": 66.055,
    "l": 42.745
  },
  "oklch": {
    "l": 0.72704,
    "c": 0.1625,
    "h": 120.7
  },
  "luminance": 0.39954
}

Semantic roles & 50–950 ramp

primary

#99B525

secondary

#7F6DC9

accent

#3FE960

background

#FBFCF6

surface

#F7F8EC

border

#D0D1C7

text

#121308

muted

#81827B

Preview Lab

Preview with #99B525

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

Preview Lab → · Contrast checker → · Palette generator →