#99BF3B#99BF3B

#99BF3B is a light, vivid yellow-green. Relative luminance 0.444; OKLCH L 75.2% C 0.162 H 124.2°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#99BF3B
RGB	rgb(153, 191, 59)
HSL	hsl(77, 53%, 49%)
HSV	hsv(77, 69%, 75%)
CMYK	cmyk(19.9%, 0%, 69.1%, 25.1%)
CIE-LAB	lab(72.46, -31.46, 59.42)
CIE-LCH	lch(72.46, 67.23, 117.89°)
OKLab	oklab(75.19% -0.091 0.1338)
OKLCH	oklch(75.19% 0.162 124.2)
XYZ	xyz(32.5574, 44.3494, 10.9819)
Luminance	0.4435 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BF3B #613BBF

analogous

#BFA33B #99BF3B #57BF3B

triadic

#99BF3B #3B99BF #BF3B99

tetradic

#99BF3B #3BBFA3 #613BBF #BF3B57

square

#99BF3B #3BBFA3 #613BBF #BF3B57

split-complementary

#99BF3B #3B57BF #A33BBF

monochromatic

#4E611E #74902D #99BF3B #B2D067 #CADF96

Accessibility & contrast

On white

2.13

#99BF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#99BF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BF3B

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BF3B	#FFFFFF	#000000	##000000
##99BF3B	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB326

Deuteranopia (green-blind)

#C5B146

Tritanopia (blue-blind)

#A0B6A5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #99bf3b;
/* rgb */ color: rgb(153, 191, 59);
/* oklch */ color: oklch(75.2% 0.162 124.2);

Tailwind

colors: {
  custom: {
    50: '#bad279',
    500: '#99bf3b',
    950: '#000000',
  },
}

SCSS

$custom: #99bf3b;
$custom-light: #bad279;
$custom-dark: #000000;

JSON

{
  "hex": "#99bf3b",
  "rgb": {
    "r": 153,
    "g": 191,
    "b": 59
  },
  "hsl": {
    "h": 77.273,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.75187,
    "c": 0.16181,
    "h": 124.2
  },
  "luminance": 0.4435
}

Semantic roles & 50–950 ramp

primary

#99BF3B

secondary

#9E8CCA

accent

#4CDC75

background

#FBFCF7

surface

#F7F9EE

border

#D0D2C9

text

#121409

muted

#81827B

Preview Lab

Preview with #99BF3B

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

Preview Lab → · Contrast checker → · Palette generator →