#99C037#99C037

#99C037 is a light, vivid yellow-green. Relative luminance 0.447; OKLCH L 75.4% C 0.166 H 124.3°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#99C037
RGB	rgb(153, 192, 55)
HSL	hsl(77, 55%, 48%)
HSV	hsv(77, 71%, 75%)
CMYK	cmyk(20.3%, 0%, 71.4%, 24.7%)
CIE-LAB	lab(72.73, -32.17, 61.17)
CIE-LCH	lch(72.73, 69.12, 117.74°)
OKLab	oklab(75.39% -0.0933 0.1369)
OKLCH	oklch(75.39% 0.166 124.3)
XYZ	xyz(32.6764, 44.7471, 10.5292)
Luminance	0.4475 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C037 #5E37C0

analogous

#C0A237 #99C037 #54C037

triadic

#99C037 #3799C0 #C03799

tetradic

#99C037 #37C0A2 #5E37C0 #C03754

square

#99C037 #37C0A2 #5E37C0 #C03754

split-complementary

#99C037 #3754C0 #A237C0

monochromatic

#4D611C #739029 #99C037 #B2D262 #C9E092

Accessibility & contrast

On white

2.11

#99C037 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#99C037 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C037

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C037	#FFFFFF	#000000	##000000
##99C037	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB41F

Deuteranopia (green-blind)

#C6B243

Tritanopia (blue-blind)

#A0B7A5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #99c037;
/* rgb */ color: rgb(153, 192, 55);
/* oklch */ color: oklch(75.4% 0.166 124.3);

Tailwind

colors: {
  custom: {
    50: '#bbd377',
    500: '#99c037',
    950: '#000000',
  },
}

SCSS

$custom: #99c037;
$custom-light: #bbd377;
$custom-dark: #000000;

JSON

{
  "hex": "#99c037",
  "rgb": {
    "r": 153,
    "g": 192,
    "b": 55
  },
  "hsl": {
    "h": 77.08,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.75392,
    "c": 0.16564,
    "h": 124.3
  },
  "luminance": 0.44747
}

Semantic roles & 50–950 ramp

primary

#99C037

secondary

#9B88CB

accent

#49DF74

background

#FBFCF7

surface

#F7F9EE

border

#D0D2C9

text

#121409

muted

#81827B

Preview Lab

Preview with #99C037

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

Preview Lab → · Contrast checker → · Palette generator →