#99CB41#99CB41

#99CB41 is a light, vivid yellow-green. Relative luminance 0.499; OKLCH L 78.1% C 0.173 H 127.3°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#99CB41
RGB	rgb(153, 203, 65)
HSL	hsl(82, 57%, 53%)
HSV	hsv(82, 68%, 80%)
CMYK	cmyk(24.6%, 0%, 68%, 20.4%)
CIE-LAB	lab(75.99, -36.59, 60.73)
CIE-LCH	lch(75.99, 70.90, 121.07°)
OKLab	oklab(78.05% -0.1046 0.1374)
OKLCH	oklch(78.05% 0.173 127.3)
XYZ	xyz(35.4470, 49.8652, 12.7574)
Luminance	0.4987 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CB41 #7341CB

analogous

#CBB841 #99CB41 #54CB41

triadic

#99CB41 #4199CB #CB4199

tetradic

#99CB41 #41CBB8 #7341CB #CB4154

square

#99CB41 #41CBB8 #7341CB #CB4154

split-complementary

#99CB41 #4154CB #B841CB

monochromatic

#54721F #78A22C #99CB41 #B3D871 #CDE5A1

Accessibility & contrast

On white

1.91

#99CB41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#99CB41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CB41

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CB41	#FFFFFF	#000000	##000000
##99CB41	1.00	1.91	10.97	10.97
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD2C

Deuteranopia (green-blind)

#CEBA4C

Tritanopia (blue-blind)

#9FC2AF

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #99cb41;
/* rgb */ color: rgb(153, 203, 65);
/* oklch */ color: oklch(78.1% 0.173 127.3);

Tailwind

colors: {
  custom: {
    50: '#bbdb7d',
    500: '#99cb41',
    950: '#000000',
  },
}

SCSS

$custom: #99cb41;
$custom-light: #bbdb7d;
$custom-dark: #000000;

JSON

{
  "hex": "#99cb41",
  "rgb": {
    "r": 153,
    "g": 203,
    "b": 65
  },
  "hsl": {
    "h": 81.739,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.78054,
    "c": 0.1727,
    "h": 127.3
  },
  "luminance": 0.49866
}

Semantic roles & 50–950 ramp

primary

#99CB41

secondary

#AC96D2

accent

#48E07F

background

#FBFDF7

surface

#F7FBEE

border

#D0D4C9

text

#12150A

muted

#81837C

Preview Lab

Preview with #99CB41

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

Preview Lab → · Contrast checker → · Palette generator →