#99CB3D#99CB3D

#99CB3D is a light, vivid yellow-green. Relative luminance 0.498; OKLCH L 78.0% C 0.175 H 127.0°. Best body text is #000000 at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#99CB3D
RGB	rgb(153, 203, 61)
HSL	hsl(81, 58%, 52%)
HSV	hsv(81, 70%, 80%)
CMYK	cmyk(24.6%, 0%, 70%, 20.4%)
CIE-LAB	lab(75.96, -36.85, 62.21)
CIE-LCH	lch(75.96, 72.31, 120.64°)
OKLab	oklab(78.02% -0.1056 0.14)
OKLCH	oklch(78.02% 0.175 127)
XYZ	xyz(35.3352, 49.8204, 12.1686)
Luminance	0.4982 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CB3D #6F3DCB

analogous

#CBB63D #99CB3D #52CB3D

triadic

#99CB3D #3D99CB #CB3D99

tetradic

#99CB3D #3DCBB6 #6F3DCB #CB3D52

square

#99CB3D #3DCBB6 #6F3DCB #CB3D52

split-complementary

#99CB3D #3D52CB #B63DCB

monochromatic

#53701E #77A02B #99CB3D #B2D86D #CCE59E

Accessibility & contrast

On white

1.92

#99CB3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.96

#99CB3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CB3D

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CB3D	#FFFFFF	#000000	##000000
##99CB3D	1.00	1.92	10.96	10.96
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.96	21.00	1.00	1.00
##000000	10.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD26

Deuteranopia (green-blind)

#CEBA49

Tritanopia (blue-blind)

#9FC2AF

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #99cb3d;
/* rgb */ color: rgb(153, 203, 61);
/* oklch */ color: oklch(78.0% 0.175 127.0);

Tailwind

colors: {
  custom: {
    50: '#bbdb7b',
    500: '#99cb3d',
    950: '#000000',
  },
}

SCSS

$custom: #99cb3d;
$custom-light: #bbdb7b;
$custom-dark: #000000;

JSON

{
  "hex": "#99cb3d",
  "rgb": {
    "r": 153,
    "g": 203,
    "b": 61
  },
  "hsl": {
    "h": 81.127,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.78023,
    "c": 0.17535,
    "h": 127
  },
  "luminance": 0.49821
}

Semantic roles & 50–950 ramp

primary

#99CB3D

secondary

#A993D1

accent

#47E17D

background

#FBFDF7

surface

#F7FBEE

border

#D0D4C9

text

#12150A

muted

#81837C

Preview Lab

Preview with #99CB3D

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

Preview Lab → · Contrast checker → · Palette generator →