#99D23A#99D23A

#99D23A is a light, vivid yellow-green. Relative luminance 0.532; OKLCH L 79.7% C 0.186 H 128.2°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#99D23A
RGB	rgb(153, 210, 58)
HSL	hsl(83, 63%, 53%)
HSV	hsv(83, 72%, 82%)
CMYK	cmyk(27.1%, 0%, 72.4%, 17.6%)
CIE-LAB	lab(77.98, -40.16, 65.30)
CIE-LCH	lch(77.98, 76.66, 121.59°)
OKLab	oklab(79.65% -0.1149 0.146)
OKLCH	oklch(79.65% 0.186 128.2)
XYZ	xyz(36.9472, 53.1701, 12.3184)
Luminance	0.5317 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99D23A #733AD2

analogous

#D2BF3A #99D23A #4DD23A

triadic

#99D23A #3A99D2 #D23A99

tetradic

#99D23A #3AD2BF #733AD2 #D23A4D

square

#99D23A #3AD2BF #733AD2 #D23A4D

split-complementary

#99D23A #3A4DD2 #BF3AD2

monochromatic

#54771B #78A826 #99D23A #B3DD6C #CDE99E

Accessibility & contrast

On white

1.81

#99D23A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#99D23A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D23A

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99D23A	#FFFFFF	#000000	##000000
##99D23A	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC31D

Deuteranopia (green-blind)

#D5C048

Tritanopia (blue-blind)

#9EC9B5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #99d23a;
/* rgb */ color: rgb(153, 210, 58);
/* oklch */ color: oklch(79.7% 0.186 128.2);

Tailwind

colors: {
  custom: {
    50: '#bbe07a',
    500: '#99d23a',
    950: '#000000',
  },
}

SCSS

$custom: #99d23a;
$custom-light: #bbe07a;
$custom-dark: #000000;

JSON

{
  "hex": "#99d23a",
  "rgb": {
    "r": 153,
    "g": 210,
    "b": 58
  },
  "hsl": {
    "h": 82.5,
    "s": 62.81,
    "l": 52.549
  },
  "oklch": {
    "l": 0.79654,
    "c": 0.18578,
    "h": 128.2
  },
  "luminance": 0.53171
}

Semantic roles & 50–950 ramp

primary

#99D23A

secondary

#4E317F

accent

#42E67F

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99D23A

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

Preview Lab → · Contrast checker → · Palette generator →