#99F661#99F661

#99F661 is a very light, highly saturated yellow-green. Relative luminance 0.735; OKLCH L 88.5% C 0.204 H 135.5°. Best body text is #000000 at 15.71:1 contrast (WCAG AA passes).

Color values

HEX	#99F661
RGB	rgb(153, 246, 97)
HSL	hsl(97, 89%, 67%)
HSV	hsv(97, 61%, 96%)
CMYK	cmyk(37.8%, 0%, 60.6%, 3.5%)
CIE-LAB	lab(88.71, -52.46, 61.49)
CIE-LCH	lch(88.71, 80.83, 130.47°)
OKLab	oklab(88.49% -0.1455 0.1429)
OKLCH	oklch(88.49% 0.204 135.5)
XYZ	xyz(48.2492, 73.5445, 22.9602)
Luminance	0.7355 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 0.32

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F661 #BE61F6

analogous

#E3F661 #99F661 #61F674

triadic

#99F661 #6199F6 #F66199

tetradic

#99F661 #61E3F6 #BE61F6 #F67461

square

#99F661 #61E3F6 #BE61F6 #F67461

split-complementary

#99F661 #7461F6 #F661E3

monochromatic

#56D10C #74F327 #99F661 #BEF99B #E4FDD5

Accessibility & contrast

On white

1.34

#99F661 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.71

#99F661 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F661

15.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F661	#FFFFFF	#000000	##000000
##99F661	1.00	1.34	15.71	15.71
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.71	21.00	1.00	1.00
##000000	15.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE450

Deuteranopia (green-blind)

#F1DC6D

Tritanopia (blue-blind)

#97EDD6

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #99f661;
/* rgb */ color: rgb(153, 246, 97);
/* oklch */ color: oklch(88.5% 0.204 135.5);

Tailwind

colors: {
  custom: {
    50: '#bcfa93',
    500: '#99f661',
    950: '#000000',
  },
}

SCSS

$custom: #99f661;
$custom-light: #bcfa93;
$custom-dark: #000000;

JSON

{
  "hex": "#99f661",
  "rgb": {
    "r": 153,
    "g": 246,
    "b": 97
  },
  "hsl": {
    "h": 97.45,
    "s": 89.222,
    "l": 67.255
  },
  "oklch": {
    "l": 0.88489,
    "c": 0.20395,
    "h": 135.5
  },
  "luminance": 0.73547
}

Semantic roles & 50–950 ramp

primary

#99F661

secondary

#912FCC

accent

#00E68F

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99F661

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

Preview Lab → · Contrast checker → · Palette generator →