#99FF52#99FF52

#99FF52 is a very light, highly saturated yellow-green. Relative luminance 0.789; OKLCH L 90.5% C 0.226 H 135.1°. Best body text is #000000 at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#99FF52
RGB	rgb(153, 255, 82)
HSL	hsl(95, 100%, 66%)
HSV	hsv(95, 68%, 100%)
CMYK	cmyk(40%, 0%, 67.8%, 0%)
CIE-LAB	lab(91.19, -57.27, 70.08)
CIE-LCH	lch(91.19, 90.50, 129.26°)
OKLab	oklab(90.48% -0.1597 0.1593)
OKLCH	oklch(90.48% 0.226 135.1)
XYZ	xyz(50.4187, 78.8988, 20.5534)
Luminance	0.7890 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99FF52 #B852FF

analogous

#EFFF52 #99FF52 #52FF61

triadic

#99FF52 #5299FF #FF5299

tetradic

#99FF52 #52EFFF #B852FF #FF6152

square

#99FF52 #52EFFF #B852FF #FF6152

split-complementary

#99FF52 #6152FF #FF52EF

monochromatic

#58D700 #75FF15 #99FF52 #BDFF8F #E1FFCC

Accessibility & contrast

On white

1.25

#99FF52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.78

#99FF52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99FF52

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99FF52	#FFFFFF	#000000	##000000
##99FF52	1.00	1.25	16.78	16.78
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.78	21.00	1.00	1.00
##000000	16.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB38

Deuteranopia (green-blind)

#FAE362

Tritanopia (blue-blind)

#97F6DC

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #99ff52;
/* rgb */ color: rgb(153, 255, 82);
/* oklch */ color: oklch(90.5% 0.226 135.1);

Tailwind

colors: {
  custom: {
    50: '#beff8b',
    500: '#99ff52',
    950: '#000000',
  },
}

SCSS

$custom: #99ff52;
$custom-light: #beff8b;
$custom-dark: #000000;

JSON

{
  "hex": "#99ff52",
  "rgb": {
    "r": 153,
    "g": 255,
    "b": 82
  },
  "hsl": {
    "h": 95.376,
    "s": 100,
    "l": 66.078
  },
  "oklch": {
    "l": 0.9048,
    "c": 0.22555,
    "h": 135.1
  },
  "luminance": 0.78902
}

Semantic roles & 50–950 ramp

primary

#99FF52

secondary

#8A25D0

accent

#00E687

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#13180D

muted

#82867F

Preview Lab

Preview with #99FF52

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

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