#99EA59#99EA59

#99EA59 is a very light, vivid yellow-green. Relative luminance 0.663; OKLCH L 85.6% C 0.195 H 133.7°. Best body text is #000000 at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#99EA59
RGB	rgb(153, 234, 89)
HSL	hsl(94, 78%, 63%)
HSV	hsv(94, 62%, 92%)
CMYK	cmyk(34.6%, 0%, 62%, 8.2%)
CIE-LAB	lab(85.17, -48.22, 60.90)
CIE-LCH	lch(85.17, 77.68, 128.37°)
OKLab	oklab(85.58% -0.1345 0.1408)
OKLCH	oklch(85.58% 0.195 133.7)
XYZ	xyz(44.3621, 66.3374, 19.9162)
Luminance	0.6634 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EA59 #AA59EA

analogous

#E2EA59 #99EA59 #59EA61

triadic

#99EA59 #5999EA #EA5999

tetradic

#99EA59 #59E2EA #AA59EA #EA6159

square

#99EA59 #59E2EA #AA59EA #EA6159

split-complementary

#99EA59 #6159EA #EA59E2

monochromatic

#5BB217 #78E323 #99EA59 #BAF18F #DCF8C6

Accessibility & contrast

On white

1.47

#99EA59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.27

#99EA59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EA59

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EA59	#FFFFFF	#000000	##000000
##99EA59	1.00	1.47	14.27	14.27
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.27	21.00	1.00	1.00
##000000	14.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D948

Deuteranopia (green-blind)

#E7D264

Tritanopia (blue-blind)

#99E1CC

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #99ea59;
/* rgb */ color: rgb(153, 234, 89);
/* oklch */ color: oklch(85.6% 0.195 133.7);

Tailwind

colors: {
  custom: {
    50: '#bcf18d',
    500: '#99ea59',
    950: '#000000',
  },
}

SCSS

$custom: #99ea59;
$custom-light: #bcf18d;
$custom-dark: #000000;

JSON

{
  "hex": "#99ea59",
  "rgb": {
    "r": 153,
    "g": 234,
    "b": 89
  },
  "hsl": {
    "h": 93.517,
    "s": 77.54,
    "l": 63.333
  },
  "oklch": {
    "l": 0.8558,
    "c": 0.19471,
    "h": 133.7
  },
  "luminance": 0.66339
}

Semantic roles & 50–950 ramp

primary

#99EA59

secondary

#7B35B2

accent

#0CDA7F

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99EA59

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

Preview Lab → · Contrast checker → · Palette generator →