#99C338#99C338

#99C338 is a light, vivid yellow-green. Relative luminance 0.461; OKLCH L 76.1% C 0.169 H 125.0°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#99C338
RGB	rgb(153, 195, 56)
HSL	hsl(78, 55%, 49%)
HSV	hsv(78, 71%, 76%)
CMYK	cmyk(21.5%, 0%, 71.3%, 23.5%)
CIE-LAB	lab(73.60, -33.50, 61.68)
CIE-LCH	lch(73.60, 70.19, 118.51°)
OKLab	oklab(76.1% -0.0968 0.1381)
OKLCH	oklch(76.1% 0.169 125)
XYZ	xyz(33.3660, 46.0877, 10.8786)
Luminance	0.4609 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C338 #6238C3

analogous

#C3A738 #99C338 #54C338

triadic

#99C338 #3899C3 #C33899

tetradic

#99C338 #38C3A7 #6238C3 #C33854

square

#99C338 #38C3A7 #6238C3 #C33854

split-complementary

#99C338 #3854C3 #A738C3

monochromatic

#4E641D #74932A #99C338 #B2D365 #CAE195

Accessibility & contrast

On white

2.06

#99C338 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#99C338 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C338

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C338	#FFFFFF	#000000	##000000
##99C338	1.00	2.06	10.22	10.22
#FFFFFF	2.06	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)

#CEB620

Deuteranopia (green-blind)

#C8B444

Tritanopia (blue-blind)

#A0BAA8

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #99c338;
/* rgb */ color: rgb(153, 195, 56);
/* oklch */ color: oklch(76.1% 0.169 125.0);

Tailwind

colors: {
  custom: {
    50: '#bbd577',
    500: '#99c338',
    950: '#000000',
  },
}

SCSS

$custom: #99c338;
$custom-light: #bbd577;
$custom-dark: #000000;

JSON

{
  "hex": "#99c338",
  "rgb": {
    "r": 153,
    "g": 195,
    "b": 56
  },
  "hsl": {
    "h": 78.129,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.76104,
    "c": 0.16868,
    "h": 125
  },
  "luminance": 0.46088
}

Semantic roles & 50–950 ramp

primary

#99C338

secondary

#9F8BCC

accent

#49DF76

background

#FBFDF7

surface

#F7FAEE

border

#D0D3C9

text

#121409

muted

#81837B

Preview Lab

Preview with #99C338

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

Preview Lab → · Contrast checker → · Palette generator →