#99F561#99F561

#99F561 is a very light, highly saturated yellow-green. Relative luminance 0.729; OKLCH L 88.3% C 0.203 H 135.4°. Best body text is #000000 at 15.59:1 contrast (WCAG AA passes).

Color values

HEX	#99F561
RGB	rgb(153, 245, 97)
HSL	hsl(97, 88%, 67%)
HSV	hsv(97, 60%, 96%)
CMYK	cmyk(37.6%, 0%, 60.4%, 3.9%)
CIE-LAB	lab(88.42, -52.06, 61.16)
CIE-LCH	lch(88.42, 80.32, 130.40°)
OKLab	oklab(88.25% -0.1444 0.1422)
OKLCH	oklch(88.25% 0.203 135.4)
XYZ	xyz(47.9458, 72.9378, 22.8591)
Luminance	0.7294 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 0.46

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F561 #BD61F5

analogous

#E3F561 #99F561 #61F573

triadic

#99F561 #6199F5 #F56199

tetradic

#99F561 #61E3F5 #BD61F5 #F57361

square

#99F561 #61E3F5 #BD61F5 #F57361

split-complementary

#99F561 #7361F5 #F561E3

monochromatic

#56CF0D #74F127 #99F561 #BEF99B #E3FCD4

Accessibility & contrast

On white

1.35

#99F561 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.59

#99F561 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F561

15.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F561	#FFFFFF	#000000	##000000
##99F561	1.00	1.35	15.59	15.59
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.59	21.00	1.00	1.00
##000000	15.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE350

Deuteranopia (green-blind)

#F1DB6C

Tritanopia (blue-blind)

#97ECD6

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #99f561;
/* rgb */ color: rgb(153, 245, 97);
/* oklch */ color: oklch(88.3% 0.203 135.4);

Tailwind

colors: {
  custom: {
    50: '#bcf993',
    500: '#99f561',
    950: '#000000',
  },
}

SCSS

$custom: #99f561;
$custom-light: #bcf993;
$custom-dark: #000000;

JSON

{
  "hex": "#99f561",
  "rgb": {
    "r": 153,
    "g": 245,
    "b": 97
  },
  "hsl": {
    "h": 97.297,
    "s": 88.095,
    "l": 67.059
  },
  "oklch": {
    "l": 0.88254,
    "c": 0.20266,
    "h": 135.4
  },
  "luminance": 0.7294
}

Semantic roles & 50–950 ramp

primary

#99F561

secondary

#9030CA

accent

#01E58E

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99F561

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

Preview Lab → · Contrast checker → · Palette generator →