#99CB45#99CB45

#99CB45 is a light, vivid yellow-green. Relative luminance 0.499; OKLCH L 78.1% C 0.170 H 127.5°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#99CB45
RGB	rgb(153, 203, 69)
HSL	hsl(82, 56%, 53%)
HSV	hsv(82, 66%, 80%)
CMYK	cmyk(24.6%, 0%, 66%, 20.4%)
CIE-LAB	lab(76.02, -36.31, 59.19)
CIE-LCH	lch(76.02, 69.44, 121.53°)
OKLab	oklab(78.09% -0.1035 0.1348)
OKLCH	oklch(78.09% 0.17 127.5)
XYZ	xyz(35.5670, 49.9132, 13.3894)
Luminance	0.4991 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CB45 #7745CB

analogous

#CBBA45 #99CB45 #56CB45

triadic

#99CB45 #4599CB #CB4599

tetradic

#99CB45 #45CBBA #7745CB #CB4556

square

#99CB45 #45CBBA #7745CB #CB4556

split-complementary

#99CB45 #4556CB #BA45CB

monochromatic

#557521 #78A52E #99CB45 #B3D875 #CDE6A5

Accessibility & contrast

On white

1.91

#99CB45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#99CB45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CB45

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CB45	#FFFFFF	#000000	##000000
##99CB45	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BE33

Deuteranopia (green-blind)

#CEBA50

Tritanopia (blue-blind)

#9EC2B0

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #99cb45;
/* rgb */ color: rgb(153, 203, 69);
/* oklch */ color: oklch(78.1% 0.170 127.5);

Tailwind

colors: {
  custom: {
    50: '#badb7f',
    500: '#99cb45',
    950: '#000000',
  },
}

SCSS

$custom: #99cb45;
$custom-light: #badb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#99cb45",
  "rgb": {
    "r": 153,
    "g": 203,
    "b": 69
  },
  "hsl": {
    "h": 82.388,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.78088,
    "c": 0.16989,
    "h": 127.5
  },
  "luminance": 0.49914
}

Semantic roles & 50–950 ramp

primary

#99CB45

secondary

#AF99D3

accent

#48E081

background

#FBFDF8

surface

#F7FBEF

border

#D0D4CA

text

#12150B

muted

#81837C

Preview Lab

Preview with #99CB45

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

Preview Lab → · Contrast checker → · Palette generator →