#99DF4F#99DF4F

#99DF4F is a very light, vivid yellow-green. Relative luminance 0.601; OKLCH L 82.9% C 0.188 H 131.6°. Best body text is #000000 at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#99DF4F
RGB	rgb(153, 223, 79)
HSL	hsl(89, 69%, 59%)
HSV	hsv(89, 65%, 87%)
CMYK	cmyk(31.4%, 0%, 64.6%, 12.5%)
CIE-LAB	lab(81.90, -44.38, 61.43)
CIE-LCH	lch(81.90, 75.79, 125.85°)
OKLab	oklab(82.89% -0.1248 0.1407)
OKLCH	oklch(82.89% 0.188 131.6)
XYZ	xyz(40.9354, 60.1108, 16.8414)
Luminance	0.6011 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DF4F #954FDF

analogous

#DFDD4F #99DF4F #51DF4F

triadic

#99DF4F #4F99DF #DF4F99

tetradic

#99DF4F #4FDFDD #954FDF #DF4F51

square

#99DF4F #4FDFDD #954FDF #DF4F51

split-complementary

#99DF4F #4F51DF #DD4FDF

monochromatic

#5C981C #7BCC25 #99DF4F #B7E883 #D5F2B7

Accessibility & contrast

On white

1.61

#99DF4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.02

#99DF4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DF4F

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DF4F	#FFFFFF	#000000	##000000
##99DF4F	1.00	1.61	13.02	13.02
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.02	21.00	1.00	1.00
##000000	13.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CF3C

Deuteranopia (green-blind)

#DFCA5B

Tritanopia (blue-blind)

#9BD6C1

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #99df4f;
/* rgb */ color: rgb(153, 223, 79);
/* oklch */ color: oklch(82.9% 0.188 131.6);

Tailwind

colors: {
  custom: {
    50: '#bbe987',
    500: '#99df4f',
    950: '#000000',
  },
}

SCSS

$custom: #99df4f;
$custom-light: #bbe987;
$custom-dark: #000000;

JSON

{
  "hex": "#99df4f",
  "rgb": {
    "r": 153,
    "g": 223,
    "b": 79
  },
  "hsl": {
    "h": 89.167,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.8289,
    "c": 0.18809,
    "h": 131.6
  },
  "luminance": 0.60112
}

Semantic roles & 50–950 ramp

primary

#99DF4F

secondary

#68369C

accent

#3CEC91

background

#FDFEFC

surface

#F9FDF4

border

#D2D5CE

text

#12160C

muted

#82847F

Preview Lab

Preview with #99DF4F

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

Preview Lab → · Contrast checker → · Palette generator →