#99EA54#99EA54

#99EA54 is a very light, vivid yellow-green. Relative luminance 0.663; OKLCH L 85.5% C 0.198 H 133.3°. Best body text is #000000 at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#99EA54
RGB	rgb(153, 234, 84)
HSL	hsl(92, 78%, 62%)
HSV	hsv(92, 64%, 92%)
CMYK	cmyk(34.6%, 0%, 64.1%, 8.2%)
CIE-LAB	lab(85.13, -48.64, 62.89)
CIE-LCH	lch(85.13, 79.51, 127.72°)
OKLab	oklab(85.53% -0.136 0.1444)
OKLCH	oklch(85.53% 0.198 133.3)
XYZ	xyz(44.1592, 66.2562, 18.8478)
Luminance	0.6626 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EA54 #A554EA

analogous

#E4EA54 #99EA54 #54EA5A

triadic

#99EA54 #5499EA #EA5499

tetradic

#99EA54 #54E4EA #A554EA #EA5A54

square

#99EA54 #54E4EA #A554EA #EA5A54

split-complementary

#99EA54 #5A54EA #EA54E4

monochromatic

#5CAE15 #78E31D #99EA54 #BAF18B #DAF7C1

Accessibility & contrast

On white

1.47

#99EA54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.25

#99EA54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EA54

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EA54	#FFFFFF	#000000	##000000
##99EA54	1.00	1.47	14.25	14.25
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.25	21.00	1.00	1.00
##000000	14.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D941

Deuteranopia (green-blind)

#E8D260

Tritanopia (blue-blind)

#9AE1CB

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #99ea54;
/* rgb */ color: rgb(153, 234, 84);
/* oklch */ color: oklch(85.5% 0.198 133.3);

Tailwind

colors: {
  custom: {
    50: '#bcf18a',
    500: '#99ea54',
    950: '#000000',
  },
}

SCSS

$custom: #99ea54;
$custom-light: #bcf18a;
$custom-dark: #000000;

JSON

{
  "hex": "#99ea54",
  "rgb": {
    "r": 153,
    "g": 234,
    "b": 84
  },
  "hsl": {
    "h": 92.4,
    "s": 78.125,
    "l": 62.353
  },
  "oklch": {
    "l": 0.85533,
    "c": 0.1984,
    "h": 133.3
  },
  "luminance": 0.66258
}

Semantic roles & 50–950 ramp

primary

#99EA54

secondary

#7633AF

accent

#0BDA7B

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170C

muted

#82857F

Preview Lab

Preview with #99EA54

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

Preview Lab → · Contrast checker → · Palette generator →