#99C33B#99C33B

#99C33B is a light, vivid yellow-green. Relative luminance 0.461; OKLCH L 76.1% C 0.167 H 125.2°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#99C33B
RGB	rgb(153, 195, 59)
HSL	hsl(79, 54%, 50%)
HSV	hsv(79, 70%, 76%)
CMYK	cmyk(21.5%, 0%, 69.7%, 23.5%)
CIE-LAB	lab(73.62, -33.32, 60.60)
CIE-LCH	lch(73.62, 69.15, 118.80°)
OKLab	oklab(76.13% -0.0961 0.1363)
OKLCH	oklch(76.13% 0.167 125.2)
XYZ	xyz(33.4416, 46.1179, 11.2766)
Luminance	0.4612 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C33B #653BC3

analogous

#C3A93B #99C33B #55C33B

triadic

#99C33B #3B99C3 #C33B99

tetradic

#99C33B #3BC3A9 #653BC3 #C33B55

square

#99C33B #3BC3A9 #653BC3 #C33B55

split-complementary

#99C33B #3B55C3 #A93BC3

monochromatic

#4F651F #74942D #99C33B #B2D269 #CAE098

Accessibility & contrast

On white

2.05

#99C33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#99C33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C33B

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C33B	#FFFFFF	#000000	##000000
##99C33B	1.00	2.05	10.22	10.22
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.22	21.00	1.00	1.00
##000000	10.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB625

Deuteranopia (green-blind)

#C8B446

Tritanopia (blue-blind)

#A0BAA8

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #99c33b;
/* rgb */ color: rgb(153, 195, 59);
/* oklch */ color: oklch(76.1% 0.167 125.2);

Tailwind

colors: {
  custom: {
    50: '#bbd579',
    500: '#99c33b',
    950: '#000000',
  },
}

SCSS

$custom: #99c33b;
$custom-light: #bbd579;
$custom-dark: #000000;

JSON

{
  "hex": "#99c33b",
  "rgb": {
    "r": 153,
    "g": 195,
    "b": 59
  },
  "hsl": {
    "h": 78.529,
    "s": 53.543,
    "l": 49.804
  },
  "oklch": {
    "l": 0.76126,
    "c": 0.16676,
    "h": 125.2
  },
  "luminance": 0.46118
}

Semantic roles & 50–950 ramp

primary

#99C33B

secondary

#A18ECC

accent

#4BDD78

background

#FBFDF7

surface

#F7FAEE

border

#D0D3C9

text

#12140A

muted

#81837C

Preview Lab

Preview with #99C33B

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

Preview Lab → · Contrast checker → · Palette generator →