#99EC5D#99EC5D

#99EC5D is a very light, vivid yellow-green. Relative luminance 0.676; OKLCH L 86.1% C 0.194 H 134.3°. Best body text is #000000 at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#99EC5D
RGB	rgb(153, 236, 93)
HSL	hsl(95, 79%, 65%)
HSV	hsv(95, 61%, 93%)
CMYK	cmyk(35.2%, 0%, 60.6%, 7.5%)
CIE-LAB	lab(85.78, -48.71, 59.90)
CIE-LCH	lch(85.78, 77.21, 129.11°)
OKLab	oklab(86.09% -0.1355 0.1391)
OKLCH	oklch(86.09% 0.194 134.3)
XYZ	xyz(45.1072, 67.5516, 21.0159)
Luminance	0.6755 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EC5D #B05DEC

analogous

#E1EC5D #99EC5D #5DEC69

triadic

#99EC5D #5D99EC #EC5D99

tetradic

#99EC5D #5DE1EC #B05DEC #EC695D

square

#99EC5D #5DE1EC #B05DEC #EC695D

split-complementary

#99EC5D #695DEC #EC5DE1

monochromatic

#5AB916 #77E626 #99EC5D #BBF294 #DEF9CB

Accessibility & contrast

On white

1.45

#99EC5D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.51

#99EC5D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EC5D

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EC5D	#FFFFFF	#000000	##000000
##99EC5D	1.00	1.45	14.51	14.51
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.51	21.00	1.00	1.00
##000000	14.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DB4D

Deuteranopia (green-blind)

#E9D468

Tritanopia (blue-blind)

#98E3CE

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #99ec5d;
/* rgb */ color: rgb(153, 236, 93);
/* oklch */ color: oklch(86.1% 0.194 134.3);

Tailwind

colors: {
  custom: {
    50: '#bcf290',
    500: '#99ec5d',
    950: '#000000',
  },
}

SCSS

$custom: #99ec5d;
$custom-light: #bcf290;
$custom-dark: #000000;

JSON

{
  "hex": "#99ec5d",
  "rgb": {
    "r": 153,
    "g": 236,
    "b": 93
  },
  "hsl": {
    "h": 94.825,
    "s": 79.006,
    "l": 64.51
  },
  "oklch": {
    "l": 0.86091,
    "c": 0.19422,
    "h": 134.3
  },
  "luminance": 0.67554
}

Semantic roles & 50–950 ramp

primary

#99EC5D

secondary

#8135B8

accent

#0ADB84

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99EC5D

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

Preview Lab → · Contrast checker → · Palette generator →