#99E44B#99E44B

#99E44B is a very light, vivid yellow-green. Relative luminance 0.628; OKLCH L 84.0% C 0.197 H 131.9°. Best body text is #000000 at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#99E44B
RGB	rgb(153, 228, 75)
HSL	hsl(89, 74%, 59%)
HSV	hsv(89, 67%, 89%)
CMYK	cmyk(32.9%, 0%, 67.1%, 10.6%)
CIE-LAB	lab(83.32, -46.81, 64.51)
CIE-LCH	lch(83.32, 79.70, 125.97°)
OKLab	oklab(84.04% -0.1317 0.1467)
OKLCH	oklch(84.04% 0.197 131.9)
XYZ	xyz(42.1498, 62.7655, 16.5494)
Luminance	0.6277 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E44B #964BE4

analogous

#E4E34B #99E44B #4DE44B

triadic

#99E44B #4B99E4 #E44B99

tetradic

#99E44B #4BE4E3 #964BE4 #E44B4D

square

#99E44B #4BE4E3 #964BE4 #E44B4D

split-complementary

#99E44B #4B4DE4 #E34BE4

monochromatic

#5C9D18 #7BD220 #99E44B #B7EC80 #D5F4B5

Accessibility & contrast

On white

1.55

#99E44B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.55

#99E44B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E44B

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E44B	#FFFFFF	#000000	##000000
##99E44B	1.00	1.55	13.55	13.55
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.55	21.00	1.00	1.00
##000000	13.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD335

Deuteranopia (green-blind)

#E3CE58

Tritanopia (blue-blind)

#9BDBC5

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #99e44b;
/* rgb */ color: rgb(153, 228, 75);
/* oklch */ color: oklch(84.0% 0.197 131.9);

Tailwind

colors: {
  custom: {
    50: '#bced85',
    500: '#99e44b',
    950: '#000000',
  },
}

SCSS

$custom: #99e44b;
$custom-light: #bced85;
$custom-dark: #000000;

JSON

{
  "hex": "#99e44b",
  "rgb": {
    "r": 153,
    "g": 228,
    "b": 75
  },
  "hsl": {
    "h": 89.412,
    "s": 73.913,
    "l": 59.412
  },
  "oklch": {
    "l": 0.84037,
    "c": 0.19716,
    "h": 131.9
  },
  "luminance": 0.62767
}

Semantic roles & 50–950 ramp

primary

#99E44B

secondary

#6933A0

accent

#37F192

background

#FDFFFC

surface

#F9FEF3

border

#D2D6CD

text

#12160C

muted

#82857F

Preview Lab

Preview with #99E44B

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

Preview Lab → · Contrast checker → · Palette generator →