#99BC39#99BC39

#99BC39 is a light, vivid yellow-green. Relative luminance 0.430; OKLCH L 74.5% C 0.159 H 123.3°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#99BC39
RGB	rgb(153, 188, 57)
HSL	hsl(76, 53%, 48%)
HSV	hsv(76, 70%, 74%)
CMYK	cmyk(18.6%, 0%, 69.7%, 26.3%)
CIE-LAB	lab(71.58, -30.17, 59.29)
CIE-LCH	lch(71.58, 66.52, 116.97°)
OKLab	oklab(74.47% -0.0876 0.1332)
OKLCH	oklch(74.47% 0.159 123.3)
XYZ	xyz(31.8589, 43.0340, 10.4981)
Luminance	0.4303 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BC39 #5C39BC

analogous

#BC9E39 #99BC39 #57BC39

triadic

#99BC39 #3999BC #BC3999

tetradic

#99BC39 #39BC9E #5C39BC #BC3957

square

#99BC39 #39BC9E #5C39BC #BC3957

split-complementary

#99BC39 #3957BC #9E39BC

monochromatic

#4D5E1D #738D2B #99BC39 #B2D063 #C9DE92

Accessibility & contrast

On white

2.19

#99BC39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#99BC39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BC39

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BC39	#FFFFFF	#000000	##000000
##99BC39	1.00	2.19	9.61	9.61
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B024

Deuteranopia (green-blind)

#C2AF44

Tritanopia (blue-blind)

#A1B3A2

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #99bc39;
/* rgb */ color: rgb(153, 188, 57);
/* oklch */ color: oklch(74.5% 0.159 123.3);

Tailwind

colors: {
  custom: {
    50: '#bad077',
    500: '#99bc39',
    950: '#000000',
  },
}

SCSS

$custom: #99bc39;
$custom-light: #bad077;
$custom-dark: #000000;

JSON

{
  "hex": "#99bc39",
  "rgb": {
    "r": 153,
    "g": 188,
    "b": 57
  },
  "hsl": {
    "h": 76.031,
    "s": 53.469,
    "l": 48.039
  },
  "oklch": {
    "l": 0.74469,
    "c": 0.15945,
    "h": 123.3
  },
  "luminance": 0.43034
}

Semantic roles & 50–950 ramp

primary

#99BC39

secondary

#9988C9

accent

#4BDD72

background

#FBFCF7

surface

#F7F9EE

border

#D0D2C9

text

#121409

muted

#81827B

Preview Lab

Preview with #99BC39

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

Preview Lab → · Contrast checker → · Palette generator →