#99DB4D#99DB4D

#99DB4D is a light, vivid yellow-green. Relative luminance 0.580; OKLCH L 81.9% C 0.184 H 130.8°. Best body text is #000000 at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#99DB4D
RGB	rgb(153, 219, 77)
HSL	hsl(88, 66%, 58%)
HSV	hsv(88, 65%, 86%)
CMYK	cmyk(30.1%, 0%, 64.8%, 14.1%)
CIE-LAB	lab(80.72, -42.81, 60.98)
CIE-LCH	lch(80.72, 74.51, 125.07°)
OKLab	oklab(81.93% -0.1206 0.1396)
OKLCH	oklch(81.93% 0.184 130.8)
XYZ	xyz(39.8076, 57.9699, 16.1117)
Luminance	0.5797 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DB4D #8F4DDB

analogous

#DBD64D #99DB4D #52DB4D

triadic

#99DB4D #4D99DB #DB4D99

tetradic

#99DB4D #4DDBD6 #8F4DDB #DB4D52

square

#99DB4D #4DDBD6 #8F4DDB #DB4D52

split-complementary

#99DB4D #4D52DB #D64DDB

monochromatic

#5B901D #7BC327 #99DB4D #B6E580 #D3F0B3

Accessibility & contrast

On white

1.67

#99DB4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.59

#99DB4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DB4D

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DB4D	#FFFFFF	#000000	##000000
##99DB4D	1.00	1.67	12.59	12.59
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.59	21.00	1.00	1.00
##000000	12.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CC3A

Deuteranopia (green-blind)

#DBC758

Tritanopia (blue-blind)

#9CD2BE

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #99db4d;
/* rgb */ color: rgb(153, 219, 77);
/* oklch */ color: oklch(81.9% 0.184 130.8);

Tailwind

colors: {
  custom: {
    50: '#bbe685',
    500: '#99db4d',
    950: '#000000',
  },
}

SCSS

$custom: #99db4d;
$custom-light: #bbe685;
$custom-dark: #000000;

JSON

{
  "hex": "#99db4d",
  "rgb": {
    "r": 153,
    "g": 219,
    "b": 77
  },
  "hsl": {
    "h": 87.887,
    "s": 66.355,
    "l": 58.039
  },
  "oklch": {
    "l": 0.81928,
    "c": 0.18446,
    "h": 130.8
  },
  "luminance": 0.57971
}

Semantic roles & 50–950 ramp

primary

#99DB4D

secondary

#633796

accent

#3FE98E

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12160B

muted

#82847E

Preview Lab

Preview with #99DB4D

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

Preview Lab → · Contrast checker → · Palette generator →