#99F54C#99F54C

#99F54C is a very light, highly saturated yellow-green. Relative luminance 0.726; OKLCH L 88.1% C 0.217 H 133.8°. Best body text is #000000 at 15.52:1 contrast (WCAG AA passes).

Color values

HEX	#99F54C
RGB	rgb(153, 245, 76)
HSL	hsl(93, 89%, 63%)
HSV	hsv(93, 69%, 96%)
CMYK	cmyk(37.6%, 0%, 69%, 3.9%)
CIE-LAB	lab(88.25, -53.73, 69.24)
CIE-LCH	lch(88.25, 87.64, 127.81°)
OKLab	oklab(88.07% -0.1505 0.1568)
OKLCH	oklch(88.07% 0.217 133.8)
XYZ	xyz(47.0929, 72.5967, 18.3673)
Luminance	0.7260 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.47

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F54C #A84CF5

analogous

#EDF54C #99F54C #4CF553

triadic

#99F54C #4C99F5 #F54C99

tetradic

#99F54C #4CEDF5 #A84CF5 #F5534C

square

#99F54C #4CEDF5 #A84CF5 #F5534C

split-complementary

#99F54C #534CF5 #F54CED

monochromatic

#5BBC0B #78F212 #99F54C #BAF886 #DBFBC0

Accessibility & contrast

On white

1.35

#99F54C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.52

#99F54C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F54C

15.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F54C	#FFFFFF	#000000	##000000
##99F54C	1.00	1.35	15.52	15.52
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.52	21.00	1.00	1.00
##000000	15.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE231

Deuteranopia (green-blind)

#F2DB5B

Tritanopia (blue-blind)

#99ECD3

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #99f54c;
/* rgb */ color: rgb(153, 245, 76);
/* oklch */ color: oklch(88.1% 0.217 133.8);

Tailwind

colors: {
  custom: {
    50: '#bdf987',
    500: '#99f54c',
    950: '#000000',
  },
}

SCSS

$custom: #99f54c;
$custom-light: #bdf987;
$custom-dark: #000000;

JSON

{
  "hex": "#99f54c",
  "rgb": {
    "r": 153,
    "g": 245,
    "b": 76
  },
  "hsl": {
    "h": 92.663,
    "s": 89.418,
    "l": 62.941
  },
  "oklch": {
    "l": 0.88068,
    "c": 0.2173,
    "h": 133.8
  },
  "luminance": 0.72599
}

Semantic roles & 50–950 ramp

primary

#99F54C

secondary

#792BBA

accent

#00E67D

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#13170C

muted

#82857F

Preview Lab

Preview with #99F54C

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

Preview Lab → · Contrast checker → · Palette generator →