#99F357#99F357

#99F357 is a very light, highly saturated yellow-green. Relative luminance 0.716; OKLCH L 87.7% C 0.208 H 134.4°. Best body text is #000000 at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#99F357
RGB	rgb(153, 243, 87)
HSL	hsl(95, 87%, 65%)
HSV	hsv(95, 64%, 95%)
CMYK	cmyk(37%, 0%, 64.2%, 4.7%)
CIE-LAB	lab(87.76, -52.10, 64.53)
CIE-LCH	lch(87.76, 82.94, 128.92°)
OKLab	oklab(87.69% -0.1452 0.1482)
OKLCH	oklch(87.69% 0.208 134.4)
XYZ	xyz(46.9068, 71.5594, 20.3558)
Luminance	0.7156 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F357 #B157F3

analogous

#E7F357 #99F357 #57F363

triadic

#99F357 #5799F3 #F35799

tetradic

#99F357 #57E7F3 #B157F3 #F36357

square

#99F357 #57E7F3 #B157F3 #F36357

split-complementary

#99F357 #6357F3 #F357E7

monochromatic

#5AC20E #76EF1E #99F357 #BCF790 #DEFBC9

Accessibility & contrast

On white

1.37

#99F357 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.31

#99F357 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F357

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F357	#FFFFFF	#000000	##000000
##99F357	1.00	1.37	15.31	15.31
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.31	21.00	1.00	1.00
##000000	15.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE143

Deuteranopia (green-blind)

#EFD964

Tritanopia (blue-blind)

#98EAD3

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #99f357;
/* rgb */ color: rgb(153, 243, 87);
/* oklch */ color: oklch(87.7% 0.208 134.4);

Tailwind

colors: {
  custom: {
    50: '#bcf78d',
    500: '#99f357',
    950: '#000000',
  },
}

SCSS

$custom: #99f357;
$custom-light: #bcf78d;
$custom-dark: #000000;

JSON

{
  "hex": "#99f357",
  "rgb": {
    "r": 153,
    "g": 243,
    "b": 87
  },
  "hsl": {
    "h": 94.615,
    "s": 86.667,
    "l": 64.706
  },
  "oklch": {
    "l": 0.87686,
    "c": 0.20754,
    "h": 134.4
  },
  "luminance": 0.71562
}

Semantic roles & 50–950 ramp

primary

#99F357

secondary

#822FBF

accent

#02E384

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99F357

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

Preview Lab → · Contrast checker → · Palette generator →