#99E64D#99E64D

#99E64D is a very light, vivid yellow-green. Relative luminance 0.639; OKLCH L 84.5% C 0.198 H 132.3°. Best body text is #000000 at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#99E64D
RGB	rgb(153, 230, 77)
HSL	hsl(90, 75%, 60%)
HSV	hsv(90, 67%, 90%)
CMYK	cmyk(33.5%, 0%, 66.5%, 9.8%)
CIE-LAB	lab(83.91, -47.50, 64.36)
CIE-LCH	lch(83.91, 79.99, 126.43°)
OKLab	oklab(84.53% -0.1335 0.1467)
OKLCH	oklch(84.53% 0.198 132.3)
XYZ	xyz(42.7727, 63.9001, 17.1001)
Luminance	0.6390 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E64D #9A4DE6

analogous

#E5E64D #99E64D #4DE64D

triadic

#99E64D #4D99E6 #E64D99

tetradic

#99E64D #4DE5E6 #9A4DE6 #E64D4D

square

#99E64D #4DE5E6 #9A4DE6 #E64D4D

split-complementary

#99E64D #4D4DE6 #E64DE5

monochromatic

#5CA217 #7AD81E #99E64D #B8EE83 #D7F5B8

Accessibility & contrast

On white

1.52

#99E64D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.78

#99E64D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E64D

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E64D	#FFFFFF	#000000	##000000
##99E64D	1.00	1.52	13.78	13.78
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.78	21.00	1.00	1.00
##000000	13.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD537

Deuteranopia (green-blind)

#E5CF5A

Tritanopia (blue-blind)

#9BDDC7

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #99e64d;
/* rgb */ color: rgb(153, 230, 77);
/* oklch */ color: oklch(84.5% 0.198 132.3);

Tailwind

colors: {
  custom: {
    50: '#bcee86',
    500: '#99e64d',
    950: '#000000',
  },
}

SCSS

$custom: #99e64d;
$custom-light: #bcee86;
$custom-dark: #000000;

JSON

{
  "hex": "#99e64d",
  "rgb": {
    "r": 153,
    "g": 230,
    "b": 77
  },
  "hsl": {
    "h": 90.196,
    "s": 75.369,
    "l": 60.196
  },
  "oklch": {
    "l": 0.84527,
    "c": 0.19829,
    "h": 132.3
  },
  "luminance": 0.63902
}

Semantic roles & 50–950 ramp

primary

#99E64D

secondary

#6C33A4

accent

#0ED873

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12160C

muted

#82857F

Preview Lab

Preview with #99E64D

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

Preview Lab → · Contrast checker → · Palette generator →