#99F377#99F377

#99F377 is a very light, vivid green. Relative luminance 0.722; OKLCH L 88.0% C 0.182 H 137.8°. Best body text is #000000 at 15.44:1 contrast (WCAG AA passes).

Color values

HEX	#99F377
RGB	rgb(153, 243, 119)
HSL	hsl(104, 84%, 71%)
HSV	hsv(104, 51%, 95%)
CMYK	cmyk(37%, 0%, 51%, 4.7%)
CIE-LAB	lab(88.07, -48.97, 51.00)
CIE-LCH	lch(88.07, 70.70, 133.84°)
OKLab	oklab(88.04% -0.1346 0.122)
OKLCH	oklch(88.04% 0.182 137.8)
XYZ	xyz(48.5157, 72.2030, 28.8294)
Luminance	0.7220 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F377 #D177F3

analogous

#D7F377 #99F377 #77F393

triadic

#99F377 #7799F3 #F37799

tetradic

#99F377 #77D7F3 #D177F3 #F39377

square

#99F377 #77D7F3 #D177F3 #F39377

split-complementary

#99F377 #9377F3 #F377D7

monochromatic

#4ADC13 #6FEE3F #99F377 #C3F8AF #EAFDE3

Accessibility & contrast

On white

1.36

#99F377 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.44

#99F377 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F377

15.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F377	#FFFFFF	#000000	##000000
##99F377	1.00	1.36	15.44	15.44
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.44	21.00	1.00	1.00
##000000	15.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE26C

Deuteranopia (green-blind)

#EDDA7F

Tritanopia (blue-blind)

#94ECD7

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #99f377;
/* rgb */ color: rgb(153, 243, 119);
/* oklch */ color: oklch(88.0% 0.182 137.8);

Tailwind

colors: {
  custom: {
    50: '#bbf7a1',
    500: '#99f377',
    950: '#000000',
  },
}

SCSS

$custom: #99f377;
$custom-light: #bbf7a1;
$custom-dark: #000000;

JSON

{
  "hex": "#99f377",
  "rgb": {
    "r": 153,
    "g": 243,
    "b": 119
  },
  "hsl": {
    "h": 103.548,
    "s": 83.784,
    "l": 70.98
  },
  "oklch": {
    "l": 0.88039,
    "c": 0.18164,
    "h": 137.8
  },
  "luminance": 0.72205
}

Semantic roles & 50–950 ramp

primary

#99F377

secondary

#A741CD

accent

#05E0A4

background

#FDFFFC

surface

#F9FFF5

border

#D2D7CF

text

#12170F

muted

#828580

Preview Lab

Preview with #99F377

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

Preview Lab → · Contrast checker → · Palette generator →