#99C940#99C940

#99C940 is a light, vivid yellow-green. Relative luminance 0.489; OKLCH L 77.6% C 0.171 H 126.8°. Best body text is #000000 at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#99C940
RGB	rgb(153, 201, 64)
HSL	hsl(81, 56%, 52%)
HSV	hsv(81, 68%, 79%)
CMYK	cmyk(23.9%, 0%, 68.2%, 21.2%)
CIE-LAB	lab(75.40, -35.75, 60.51)
CIE-LCH	lch(75.40, 70.28, 120.58°)
OKLab	oklab(77.58% -0.1023 0.1368)
OKLCH	oklch(77.58% 0.171 126.8)
XYZ	xyz(34.9490, 48.9152, 12.4498)
Luminance	0.4892 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C940 #7040C9

analogous

#C9B540 #99C940 #55C940

triadic

#99C940 #4099C9 #C94099

tetradic

#99C940 #40C9B5 #7040C9 #C94055

square

#99C940 #40C9B5 #7040C9 #C94055

split-complementary

#99C940 #4055C9 #B540C9

monochromatic

#536F1F #779F2D #99C940 #B2D670 #CCE49F

Accessibility & contrast

On white

1.95

#99C940 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.78

#99C940 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C940

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C940	#FFFFFF	#000000	##000000
##99C940	1.00	1.95	10.78	10.78
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.78	21.00	1.00	1.00
##000000	10.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BC2B

Deuteranopia (green-blind)

#CDB94B

Tritanopia (blue-blind)

#9FC0AE

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #99c940;
/* rgb */ color: rgb(153, 201, 64);
/* oklch */ color: oklch(77.6% 0.171 126.8);

Tailwind

colors: {
  custom: {
    50: '#bbd97c',
    500: '#99c940',
    950: '#000000',
  },
}

SCSS

$custom: #99c940;
$custom-light: #bbd97c;
$custom-dark: #000000;

JSON

{
  "hex": "#99c940",
  "rgb": {
    "r": 153,
    "g": 201,
    "b": 64
  },
  "hsl": {
    "h": 81.022,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.77576,
    "c": 0.17087,
    "h": 126.8
  },
  "luminance": 0.48916
}

Semantic roles & 50–950 ramp

primary

#99C940

secondary

#A994D0

accent

#49DF7D

background

#FBFDF7

surface

#F7FAEE

border

#D0D3C9

text

#12140A

muted

#81837C

Preview Lab

Preview with #99C940

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

Preview Lab → · Contrast checker → · Palette generator →