#99CA42#99CA42

#99CA42 is a light, vivid yellow-green. Relative luminance 0.494; OKLCH L 77.8% C 0.171 H 127.1°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#99CA42
RGB	rgb(153, 202, 66)
HSL	hsl(82, 56%, 53%)
HSV	hsv(82, 67%, 79%)
CMYK	cmyk(24.3%, 0%, 67.3%, 20.8%)
CIE-LAB	lab(75.70, -36.07, 60.05)
CIE-LCH	lch(75.70, 70.05, 120.99°)
OKLab	oklab(77.83% -0.103 0.1362)
OKLCH	oklch(77.83% 0.171 127.1)
XYZ	xyz(35.2408, 49.4061, 12.8329)
Luminance	0.4941 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CA42 #7342CA

analogous

#CAB742 #99CA42 #55CA42

triadic

#99CA42 #4299CA #CA4299

tetradic

#99CA42 #42CAB7 #7342CA #CA4255

square

#99CA42 #42CAB7 #7342CA #CA4255

split-complementary

#99CA42 #4255CA #B742CA

monochromatic

#547220 #78A22D #99CA42 #B3D772 #CDE5A2

Accessibility & contrast

On white

1.93

#99CA42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#99CA42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CA42

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CA42	#FFFFFF	#000000	##000000
##99CA42	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BD2E

Deuteranopia (green-blind)

#CDBA4D

Tritanopia (blue-blind)

#9FC1AF

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #99ca42;
/* rgb */ color: rgb(153, 202, 66);
/* oklch */ color: oklch(77.8% 0.171 127.1);

Tailwind

colors: {
  custom: {
    50: '#bbda7e',
    500: '#99ca42',
    950: '#000000',
  },
}

SCSS

$custom: #99ca42;
$custom-light: #bbda7e;
$custom-dark: #000000;

JSON

{
  "hex": "#99ca42",
  "rgb": {
    "r": 153,
    "g": 202,
    "b": 66
  },
  "hsl": {
    "h": 81.618,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.77827,
    "c": 0.17075,
    "h": 127.1
  },
  "luminance": 0.49407
}

Semantic roles & 50–950 ramp

primary

#99CA42

secondary

#AC96D1

accent

#48DF7F

background

#FBFDF7

surface

#F7FAEE

border

#D0D3C9

text

#12150A

muted

#81837C

Preview Lab

Preview with #99CA42

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

Preview Lab → · Contrast checker → · Palette generator →