#99C433#99C433

#99C433 is a light, vivid yellow-green. Relative luminance 0.465; OKLCH L 76.3% C 0.173 H 125.0°. Best body text is #000000 at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#99C433
RGB	rgb(153, 196, 51)
HSL	hsl(78, 59%, 48%)
HSV	hsv(78, 74%, 77%)
CMYK	cmyk(21.9%, 0%, 74%, 23.1%)
CIE-LAB	lab(73.86, -34.24, 63.69)
CIE-LCH	lch(73.86, 72.31, 118.27°)
OKLab	oklab(76.31% -0.0993 0.1415)
OKLCH	oklch(76.31% 0.173 125)
XYZ	xyz(33.4746, 46.4908, 10.3414)
Luminance	0.4649 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C433 #5E33C4

analogous

#C4A633 #99C433 #50C433

triadic

#99C433 #3399C4 #C43399

tetradic

#99C433 #33C4A6 #5E33C4 #C43350

square

#99C433 #33C4A6 #5E33C4 #C43350

split-complementary

#99C433 #3350C4 #A633C4

monochromatic

#4D631A #739326 #99C433 #B2D55F #C9E28F

Accessibility & contrast

On white

2.04

#99C433 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.30

#99C433 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C433

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C433	#FFFFFF	#000000	##000000
##99C433	1.00	2.04	10.30	10.30
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.30	21.00	1.00	1.00
##000000	10.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB714

Deuteranopia (green-blind)

#C9B540

Tritanopia (blue-blind)

#A0BAA8

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #99c433;
/* rgb */ color: rgb(153, 196, 51);
/* oklch */ color: oklch(76.3% 0.173 125.0);

Tailwind

colors: {
  custom: {
    50: '#bbd675',
    500: '#99c433',
    950: '#000000',
  },
}

SCSS

$custom: #99c433;
$custom-light: #bbd675;
$custom-dark: #000000;

JSON

{
  "hex": "#99c433",
  "rgb": {
    "r": 153,
    "g": 196,
    "b": 51
  },
  "hsl": {
    "h": 77.793,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.76305,
    "c": 0.17288,
    "h": 125
  },
  "luminance": 0.46491
}

Semantic roles & 50–950 ramp

primary

#99C433

secondary

#9B86CD

accent

#46E274

background

#FBFDF7

surface

#F7FAED

border

#D0D3C8

text

#121409

muted

#81837B

Preview Lab

Preview with #99C433

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

Preview Lab → · Contrast checker → · Palette generator →