#99BF37#99BF37

#99BF37 is a light, vivid yellow-green. Relative luminance 0.443; OKLCH L 75.2% C 0.164 H 124.0°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#99BF37
RGB	rgb(153, 191, 55)
HSL	hsl(77, 55%, 48%)
HSV	hsv(77, 71%, 75%)
CMYK	cmyk(19.9%, 0%, 71.2%, 25.1%)
CIE-LAB	lab(72.43, -31.70, 60.89)
CIE-LCH	lch(72.43, 68.64, 117.50°)
OKLab	oklab(75.16% -0.092 0.1363)
OKLCH	oklch(75.16% 0.164 124)
XYZ	xyz(32.4576, 44.3095, 10.4563)
Luminance	0.4431 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BF37 #5D37BF

analogous

#BFA137 #99BF37 #55BF37

triadic

#99BF37 #3799BF #BF3799

tetradic

#99BF37 #37BFA1 #5D37BF #BF3755

square

#99BF37 #37BFA1 #5D37BF #BF3755

split-complementary

#99BF37 #3755BF #A137BF

monochromatic

#4D601C #738F29 #99BF37 #B2D262 #C9DF91

Accessibility & contrast

On white

2.13

#99BF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.86

#99BF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BF37

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BF37	#FFFFFF	#000000	##000000
##99BF37	1.00	2.13	9.86	9.86
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.86	21.00	1.00	1.00
##000000	9.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB31F

Deuteranopia (green-blind)

#C5B143

Tritanopia (blue-blind)

#A0B6A4

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #99bf37;
/* rgb */ color: rgb(153, 191, 55);
/* oklch */ color: oklch(75.2% 0.164 124.0);

Tailwind

colors: {
  custom: {
    50: '#bbd277',
    500: '#99bf37',
    950: '#000000',
  },
}

SCSS

$custom: #99bf37;
$custom-light: #bbd277;
$custom-dark: #000000;

JSON

{
  "hex": "#99bf37",
  "rgb": {
    "r": 153,
    "g": 191,
    "b": 55
  },
  "hsl": {
    "h": 76.765,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.75157,
    "c": 0.16442,
    "h": 124
  },
  "luminance": 0.4431
}

Semantic roles & 50–950 ramp

primary

#99BF37

secondary

#9A88CA

accent

#49DF73

background

#FBFCF7

surface

#F7F9EE

border

#D0D2C9

text

#121409

muted

#81827B

Preview Lab

Preview with #99BF37

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

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