#99D23F#99D23F

#99D23F is a light, vivid yellow-green. Relative luminance 0.532; OKLCH L 79.7% C 0.183 H 128.5°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#99D23F
RGB	rgb(153, 210, 63)
HSL	hsl(83, 62%, 54%)
HSV	hsv(83, 70%, 82%)
CMYK	cmyk(27.1%, 0%, 70%, 17.6%)
CIE-LAB	lab(78.01, -39.85, 63.54)
CIE-LCH	lch(78.01, 75.01, 122.10°)
OKLab	oklab(79.69% -0.1137 0.1431)
OKLCH	oklch(79.69% 0.183 128.5)
XYZ	xyz(37.0806, 53.2235, 13.0212)
Luminance	0.5322 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D23F #783FD2

analogous

#D2C13F #99D23F #4FD23F

triadic

#99D23F #3F99D2 #D23F99

tetradic

#99D23F #3FD2C1 #783FD2 #D23F4F

square

#99D23F #3FD2C1 #783FD2 #D23F4F

split-complementary

#99D23F #3F4FD2 #C13FD2

monochromatic

#567A1D #79AC28 #99D23F #B3DE71 #CEE9A2

Accessibility & contrast

On white

1.80

#99D23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#99D23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D23F

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D23F	#FFFFFF	#000000	##000000
##99D23F	1.00	1.80	11.64	11.64
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.64	21.00	1.00	1.00
##000000	11.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC327

Deuteranopia (green-blind)

#D4C04C

Tritanopia (blue-blind)

#9EC9B5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #99d23f;
/* rgb */ color: rgb(153, 210, 63);
/* oklch */ color: oklch(79.7% 0.183 128.5);

Tailwind

colors: {
  custom: {
    50: '#bbe07d',
    500: '#99d23f',
    950: '#000000',
  },
}

SCSS

$custom: #99d23f;
$custom-light: #bbe07d;
$custom-dark: #000000;

JSON

{
  "hex": "#99d23f",
  "rgb": {
    "r": 153,
    "g": 210,
    "b": 63
  },
  "hsl": {
    "h": 83.265,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.79689,
    "c": 0.18271,
    "h": 128.5
  },
  "luminance": 0.53224
}

Semantic roles & 50–950 ramp

primary

#99D23F

secondary

#523382

accent

#43E582

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99D23F

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

Preview Lab → · Contrast checker → · Palette generator →