#99C43A#99C43A

#99C43A is a light, vivid yellow-green. Relative luminance 0.466; OKLCH L 76.4% C 0.169 H 125.4°. Best body text is #000000 at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#99C43A
RGB	rgb(153, 196, 58)
HSL	hsl(79, 54%, 50%)
HSV	hsv(79, 70%, 77%)
CMYK	cmyk(21.9%, 0%, 70.4%, 23.1%)
CIE-LAB	lab(73.91, -33.84, 61.26)
CIE-LCH	lch(73.91, 69.98, 118.92°)
OKLab	oklab(76.35% -0.0976 0.1375)
OKLCH	oklch(76.35% 0.169 125.4)
XYZ	xyz(33.6407, 46.5572, 11.2163)
Luminance	0.4656 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C43A #653AC4

analogous

#C4AA3A #99C43A #54C43A

triadic

#99C43A #3A99C4 #C43A99

tetradic

#99C43A #3AC4AA #653AC4 #C43A54

square

#99C43A #3AC4AA #653AC4 #C43A54

split-complementary

#99C43A #3A54C4 #AA3AC4

monochromatic

#4F661E #74952C #99C43A #B2D369 #CAE098

Accessibility & contrast

On white

2.04

#99C43A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.31

#99C43A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C43A

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C43A	#FFFFFF	#000000	##000000
##99C43A	1.00	2.04	10.31	10.31
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.31	21.00	1.00	1.00
##000000	10.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB723

Deuteranopia (green-blind)

#C9B546

Tritanopia (blue-blind)

#A0BBA9

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #99c43a;
/* rgb */ color: rgb(153, 196, 58);
/* oklch */ color: oklch(76.4% 0.169 125.4);

Tailwind

colors: {
  custom: {
    50: '#bbd679',
    500: '#99c43a',
    950: '#000000',
  },
}

SCSS

$custom: #99c43a;
$custom-light: #bbd679;
$custom-dark: #000000;

JSON

{
  "hex": "#99c43a",
  "rgb": {
    "r": 153,
    "g": 196,
    "b": 58
  },
  "hsl": {
    "h": 78.696,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.76353,
    "c": 0.16864,
    "h": 125.4
  },
  "luminance": 0.46558
}

Semantic roles & 50–950 ramp

primary

#99C43A

secondary

#A18ECC

accent

#4ADE78

background

#FBFDF7

surface

#F7FAEE

border

#D0D3C9

text

#12140A

muted

#81837C

Preview Lab

Preview with #99C43A

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

Preview Lab → · Contrast checker → · Palette generator →