#99F55F#99F55F

#99F55F is a very light, highly saturated yellow-green. Relative luminance 0.729; OKLCH L 88.2% C 0.204 H 135.3°. Best body text is #000000 at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#99F55F
RGB	rgb(153, 245, 95)
HSL	hsl(97, 88%, 67%)
HSV	hsv(97, 61%, 96%)
CMYK	cmyk(37.6%, 0%, 61.2%, 3.9%)
CIE-LAB	lab(88.40, -52.23, 61.98)
CIE-LCH	lch(88.40, 81.06, 130.12°)
OKLab	oklab(88.23% -0.145 0.1437)
OKLCH	oklch(88.23% 0.204 135.3)
XYZ	xyz(47.8537, 72.9010, 22.3741)
Luminance	0.7290 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 0.59

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F55F #BB5FF5

analogous

#E4F55F #99F55F #5FF570

triadic

#99F55F #5F99F5 #F55F99

tetradic

#99F55F #5FE4F5 #BB5FF5 #F5705F

square

#99F55F #5FE4F5 #BB5FF5 #F5705F

split-complementary

#99F55F #705FF5 #F55FE4

monochromatic

#57CD0D #74F125 #99F55F #BEF999 #E2FCD2

Accessibility & contrast

On white

1.35

#99F55F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.58

#99F55F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F55F

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F55F	#FFFFFF	#000000	##000000
##99F55F	1.00	1.35	15.58	15.58
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.58	21.00	1.00	1.00
##000000	15.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE34E

Deuteranopia (green-blind)

#F1DB6B

Tritanopia (blue-blind)

#97ECD5

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #99f55f;
/* rgb */ color: rgb(153, 245, 95);
/* oklch */ color: oklch(88.2% 0.204 135.3);

Tailwind

colors: {
  custom: {
    50: '#bcf992',
    500: '#99f55f',
    950: '#000000',
  },
}

SCSS

$custom: #99f55f;
$custom-light: #bcf992;
$custom-dark: #000000;

JSON

{
  "hex": "#99f55f",
  "rgb": {
    "r": 153,
    "g": 245,
    "b": 95
  },
  "hsl": {
    "h": 96.8,
    "s": 88.235,
    "l": 66.667
  },
  "oklch": {
    "l": 0.88234,
    "c": 0.20419,
    "h": 135.3
  },
  "luminance": 0.72903
}

Semantic roles & 50–950 ramp

primary

#99F55F

secondary

#8D2FC9

accent

#01E58D

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99F55F

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

Preview Lab → · Contrast checker → · Palette generator →