#99CF45#99CF45

#99CF45 is a light, vivid yellow-green. Relative luminance 0.518; OKLCH L 79.0% C 0.175 H 128.3°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#99CF45
RGB	rgb(153, 207, 69)
HSL	hsl(83, 59%, 54%)
HSV	hsv(83, 67%, 81%)
CMYK	cmyk(26.1%, 0%, 66.7%, 18.8%)
CIE-LAB	lab(77.18, -38.12, 60.41)
CIE-LCH	lch(77.18, 71.43, 122.25°)
OKLab	oklab(79.03% -0.1084 0.1373)
OKLCH	oklch(79.03% 0.175 128.3)
XYZ	xyz(36.5238, 51.8268, 13.7084)
Luminance	0.5183 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CF45 #7B45CF

analogous

#CFC045 #99CF45 #54CF45

triadic

#99CF45 #4599CF #CF4599

tetradic

#99CF45 #45CFC0 #7B45CF #CF4554

square

#99CF45 #45CFC0 #7B45CF #CF4554

split-complementary

#99CF45 #4554CF #C045CF

monochromatic

#577A20 #79AB2C #99CF45 #B4DC76 #CEE8A6

Accessibility & contrast

On white

1.85

#99CF45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#99CF45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CF45

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CF45	#FFFFFF	#000000	##000000
##99CF45	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C132

Deuteranopia (green-blind)

#D1BD50

Tritanopia (blue-blind)

#9EC6B3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #99cf45;
/* rgb */ color: rgb(153, 207, 69);
/* oklch */ color: oklch(79.0% 0.175 128.3);

Tailwind

colors: {
  custom: {
    50: '#bbde80',
    500: '#99cf45',
    950: '#000000',
  },
}

SCSS

$custom: #99cf45;
$custom-light: #bbde80;
$custom-dark: #000000;

JSON

{
  "hex": "#99cf45",
  "rgb": {
    "r": 153,
    "g": 207,
    "b": 69
  },
  "hsl": {
    "h": 83.478,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.79029,
    "c": 0.17496,
    "h": 128.3
  },
  "luminance": 0.51828
}

Semantic roles & 50–950 ramp

primary

#99CF45

secondary

#543682

accent

#46E283

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #99CF45

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

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