#99CC4F#99CC4F

#99CC4F is a light, vivid yellow-green. Relative luminance 0.505; OKLCH L 78.4% C 0.164 H 128.5°. Best body text is #000000 at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#99CC4F
RGB	rgb(153, 204, 79)
HSL	hsl(84, 55%, 55%)
HSV	hsv(84, 61%, 80%)
CMYK	cmyk(25%, 0%, 61.3%, 20%)
CIE-LAB	lab(76.39, -35.99, 55.44)
CIE-LCH	lch(76.39, 66.10, 122.99°)
OKLab	oklab(78.42% -0.1017 0.1281)
OKLCH	oklch(78.42% 0.164 128.5)
XYZ	xyz(36.1409, 50.5218, 15.2432)
Luminance	0.5052 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CC4F #824FCC

analogous

#CCC04F #99CC4F #5ACC4F

triadic

#99CC4F #4F99CC #CC4F99

tetradic

#99CC4F #4FCCC0 #824FCC #CC4F5A

square

#99CC4F #4FCCC0 #824FCC #CC4F5A

split-complementary

#99CC4F #4F5ACC #C04FCC

monochromatic

#587D24 #7AAC32 #99CC4F #B4DA7E #D0E7AE

Accessibility & contrast

On white

1.89

#99CC4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.10

#99CC4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CC4F

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CC4F	#FFFFFF	#000000	##000000
##99CC4F	1.00	1.89	11.10	11.10
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.10	21.00	1.00	1.00
##000000	11.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BF40

Deuteranopia (green-blind)

#CEBB58

Tritanopia (blue-blind)

#9EC3B2

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #99cc4f;
/* rgb */ color: rgb(153, 204, 79);
/* oklch */ color: oklch(78.4% 0.164 128.5);

Tailwind

colors: {
  custom: {
    50: '#badb85',
    500: '#99cc4f',
    950: '#000000',
  },
}

SCSS

$custom: #99cc4f;
$custom-light: #badb85;
$custom-dark: #000000;

JSON

{
  "hex": "#99cc4f",
  "rgb": {
    "r": 153,
    "g": 204,
    "b": 79
  },
  "hsl": {
    "h": 84.48,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.78416,
    "c": 0.16355,
    "h": 128.5
  },
  "luminance": 0.50523
}

Semantic roles & 50–950 ramp

primary

#99CC4F

secondary

#593B84

accent

#49DE86

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #99CC4F

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

Preview Lab → · Contrast checker → · Palette generator →