#99CA43#99CA43

#99CA43 is a light, vivid yellow-green. Relative luminance 0.494; OKLCH L 77.8% C 0.170 H 127.2°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#99CA43
RGB	rgb(153, 202, 67)
HSL	hsl(82, 56%, 53%)
HSV	hsv(82, 67%, 79%)
CMYK	cmyk(24.3%, 0%, 66.8%, 20.8%)
CIE-LAB	lab(75.71, -36.00, 59.67)
CIE-LCH	lch(75.71, 69.69, 121.11°)
OKLab	oklab(77.84% -0.1028 0.1355)
OKLCH	oklch(77.84% 0.17 127.2)
XYZ	xyz(35.2706, 49.4180, 12.9895)
Luminance	0.4942 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CA43 #7443CA

analogous

#CAB843 #99CA43 #55CA43

triadic

#99CA43 #4399CA #CA4399

tetradic

#99CA43 #43CAB8 #7443CA #CA4355

square

#99CA43 #43CAB8 #7443CA #CA4355

split-complementary

#99CA43 #4355CA #B843CA

monochromatic

#557220 #78A22E #99CA43 #B3D773 #CDE5A2

Accessibility & contrast

On white

1.93

#99CA43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#99CA43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CA43

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CA43	#FFFFFF	#000000	##000000
##99CA43	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)

#D4BD30

Deuteranopia (green-blind)

#CDBA4E

Tritanopia (blue-blind)

#9FC1AF

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #99ca43;
/* rgb */ color: rgb(153, 202, 67);
/* oklch */ color: oklch(77.8% 0.170 127.2);

Tailwind

colors: {
  custom: {
    50: '#bbda7e',
    500: '#99ca43',
    950: '#000000',
  },
}

SCSS

$custom: #99ca43;
$custom-light: #bbda7e;
$custom-dark: #000000;

JSON

{
  "hex": "#99ca43",
  "rgb": {
    "r": 153,
    "g": 202,
    "b": 67
  },
  "hsl": {
    "h": 81.778,
    "s": 56.017,
    "l": 52.745
  },
  "oklch": {
    "l": 0.77836,
    "c": 0.17005,
    "h": 127.2
  },
  "luminance": 0.49419
}

Semantic roles & 50–950 ramp

primary

#99CA43

secondary

#AC97D2

accent

#48DF7F

background

#FBFDF8

surface

#F7FAEF

border

#D0D3CA

text

#12150A

muted

#81837C

Preview Lab

Preview with #99CA43

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

Preview Lab → · Contrast checker → · Palette generator →