#99DE4D#99DE4D

#99DE4D is a very light, vivid yellow-green. Relative luminance 0.596; OKLCH L 82.6% C 0.188 H 131.3°. Best body text is #000000 at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#99DE4D
RGB	rgb(153, 222, 77)
HSL	hsl(89, 69%, 59%)
HSV	hsv(89, 65%, 87%)
CMYK	cmyk(31.1%, 0%, 65.3%, 12.9%)
CIE-LAB	lab(81.59, -44.11, 61.91)
CIE-LCH	lch(81.59, 76.01, 125.47°)
OKLab	oklab(82.64% -0.1242 0.1415)
OKLCH	oklch(82.64% 0.188 131.3)
XYZ	xyz(40.5973, 59.5493, 16.3749)
Luminance	0.5955 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DE4D #924DDE

analogous

#DEDA4D #99DE4D #50DE4D

triadic

#99DE4D #4D99DE #DE4D99

tetradic

#99DE4D #4DDEDA #924DDE #DE4D50

square

#99DE4D #4DDEDA #924DDE #DE4D50

split-complementary

#99DE4D #4D50DE #DA4DDE

monochromatic

#5B951C #7BC925 #99DE4D #B7E881 #D4F1B4

Accessibility & contrast

On white

1.63

#99DE4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.91

#99DE4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DE4D

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DE4D	#FFFFFF	#000000	##000000
##99DE4D	1.00	1.63	12.91	12.91
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.91	21.00	1.00	1.00
##000000	12.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CE3A

Deuteranopia (green-blind)

#DEC959

Tritanopia (blue-blind)

#9CD5C0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #99de4d;
/* rgb */ color: rgb(153, 222, 77);
/* oklch */ color: oklch(82.6% 0.188 131.3);

Tailwind

colors: {
  custom: {
    50: '#bbe885',
    500: '#99de4d',
    950: '#000000',
  },
}

SCSS

$custom: #99de4d;
$custom-light: #bbe885;
$custom-dark: #000000;

JSON

{
  "hex": "#99de4d",
  "rgb": {
    "r": 153,
    "g": 222,
    "b": 77
  },
  "hsl": {
    "h": 88.552,
    "s": 68.72,
    "l": 58.627
  },
  "oklch": {
    "l": 0.82637,
    "c": 0.18826,
    "h": 131.3
  },
  "luminance": 0.59551
}

Semantic roles & 50–950 ramp

primary

#99DE4D

secondary

#653699

accent

#3CEC90

background

#FDFEFC

surface

#F9FDF3

border

#D2D5CD

text

#12160C

muted

#82847F

Preview Lab

Preview with #99DE4D

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

Preview Lab → · Contrast checker → · Palette generator →