#99F359#99F359

#99F359 is a very light, highly saturated yellow-green. Relative luminance 0.716; OKLCH L 87.7% C 0.206 H 134.6°. Best body text is #000000 at 15.32:1 contrast (WCAG AA passes).

Color values

HEX	#99F359
RGB	rgb(153, 243, 89)
HSL	hsl(95, 87%, 65%)
HSV	hsv(95, 63%, 95%)
CMYK	cmyk(37%, 0%, 63.4%, 4.7%)
CIE-LAB	lab(87.77, -51.93, 63.75)
CIE-LCH	lch(87.77, 82.22, 129.17°)
OKLab	oklab(87.7% -0.1447 0.1468)
OKLCH	oklch(87.7% 0.206 134.6)
XYZ	xyz(46.9897, 71.5925, 20.7921)
Luminance	0.7159 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F359 #B359F3

analogous

#E6F359 #99F359 #59F366

triadic

#99F359 #5999F3 #F35999

tetradic

#99F359 #59E6F3 #B359F3 #F36659

square

#99F359 #59E6F3 #B359F3 #F36659

split-complementary

#99F359 #6659F3 #F359E6

monochromatic

#59C30E #76EF20 #99F359 #BCF792 #DFFBCB

Accessibility & contrast

On white

1.37

#99F359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.32

#99F359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F359

15.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F359	#FFFFFF	#000000	##000000
##99F359	1.00	1.37	15.32	15.32
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.32	21.00	1.00	1.00
##000000	15.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE146

Deuteranopia (green-blind)

#EFD966

Tritanopia (blue-blind)

#98EAD3

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #99f359;
/* rgb */ color: rgb(153, 243, 89);
/* oklch */ color: oklch(87.7% 0.206 134.6);

Tailwind

colors: {
  custom: {
    50: '#bcf78e',
    500: '#99f359',
    950: '#000000',
  },
}

SCSS

$custom: #99f359;
$custom-light: #bcf78e;
$custom-dark: #000000;

JSON

{
  "hex": "#99f359",
  "rgb": {
    "r": 153,
    "g": 243,
    "b": 89
  },
  "hsl": {
    "h": 95.065,
    "s": 86.517,
    "l": 65.098
  },
  "oklch": {
    "l": 0.87704,
    "c": 0.20611,
    "h": 134.6
  },
  "luminance": 0.71595
}

Semantic roles & 50–950 ramp

primary

#99F359

secondary

#842FC1

accent

#02E386

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99F359

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

Preview Lab → · Contrast checker → · Palette generator →