#99CF4E#99CF4E

#99CF4E is a light, vivid yellow-green. Relative luminance 0.519; OKLCH L 79.1% C 0.168 H 128.9°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#99CF4E
RGB	rgb(153, 207, 78)
HSL	hsl(85, 57%, 56%)
HSV	hsv(85, 62%, 81%)
CMYK	cmyk(26.1%, 0%, 62.3%, 18.8%)
CIE-LAB	lab(77.25, -37.43, 56.81)
CIE-LCH	lch(77.25, 68.04, 123.38°)
OKLab	oklab(79.11% -0.1058 0.1309)
OKLCH	oklch(79.11% 0.168 128.9)
XYZ	xyz(36.8247, 51.9472, 15.2929)
Luminance	0.5195 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CF4E #844ECF

analogous

#CFC44E #99CF4E #58CF4E

triadic

#99CF4E #4E99CF #CF4E99

tetradic

#99CF4E #4ECFC4 #844ECF #CF4E58

square

#99CF4E #4ECFC4 #844ECF #CF4E58

split-complementary

#99CF4E #4E58CF #C44ECF

monochromatic

#598023 #7AB030 #99CF4E #B5DC7E #D0E9AE

Accessibility & contrast

On white

1.84

#99CF4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#99CF4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CF4E

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CF4E	#FFFFFF	#000000	##000000
##99CF4E	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C13E

Deuteranopia (green-blind)

#D1BE58

Tritanopia (blue-blind)

#9DC6B4

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #99cf4e;
/* rgb */ color: rgb(153, 207, 78);
/* oklch */ color: oklch(79.1% 0.168 128.9);

Tailwind

colors: {
  custom: {
    50: '#bade85',
    500: '#99cf4e',
    950: '#000000',
  },
}

SCSS

$custom: #99cf4e;
$custom-light: #bade85;
$custom-dark: #000000;

JSON

{
  "hex": "#99cf4e",
  "rgb": {
    "r": 153,
    "g": 207,
    "b": 78
  },
  "hsl": {
    "h": 85.116,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79111,
    "c": 0.16827,
    "h": 128.9
  },
  "luminance": 0.51948
}

Semantic roles & 50–950 ramp

primary

#99CF4E

secondary

#5A3A87

accent

#47E187

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #99CF4E

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

Preview Lab → · Contrast checker → · Palette generator →