#99CF41#99CF41

#99CF41 is a light, vivid yellow-green. Relative luminance 0.518; OKLCH L 79.0% C 0.178 H 128.0°. Best body text is #000000 at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#99CF41
RGB	rgb(153, 207, 65)
HSL	hsl(83, 60%, 53%)
HSV	hsv(83, 69%, 81%)
CMYK	cmyk(26.1%, 0%, 68.6%, 18.8%)
CIE-LAB	lab(77.15, -38.39, 61.93)
CIE-LCH	lch(77.15, 72.86, 121.80°)
OKLab	oklab(79% -0.1095 0.14)
OKLCH	oklch(79% 0.178 128)
XYZ	xyz(36.4038, 51.7788, 13.0764)
Luminance	0.5178 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CF41 #7741CF

analogous

#CFBE41 #99CF41 #52CF41

triadic

#99CF41 #4199CF #CF4199

tetradic

#99CF41 #41CFBE #7741CF #CF4152

square

#99CF41 #41CFBE #7741CF #CF4152

split-complementary

#99CF41 #4152CF #BE41CF

monochromatic

#55771E #78A82B #99CF41 #B3DB72 #CDE8A3

Accessibility & contrast

On white

1.85

#99CF41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.36

#99CF41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CF41

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CF41	#FFFFFF	#000000	##000000
##99CF41	1.00	1.85	11.36	11.36
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.36	21.00	1.00	1.00
##000000	11.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C12B

Deuteranopia (green-blind)

#D2BD4D

Tritanopia (blue-blind)

#9EC6B3

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #99cf41;
/* rgb */ color: rgb(153, 207, 65);
/* oklch */ color: oklch(79.0% 0.178 128.0);

Tailwind

colors: {
  custom: {
    50: '#bbde7d',
    500: '#99cf41',
    950: '#000000',
  },
}

SCSS

$custom: #99cf41;
$custom-light: #bbde7d;
$custom-dark: #000000;

JSON

{
  "hex": "#99cf41",
  "rgb": {
    "r": 153,
    "g": 207,
    "b": 65
  },
  "hsl": {
    "h": 82.817,
    "s": 59.664,
    "l": 53.333
  },
  "oklch": {
    "l": 0.78997,
    "c": 0.1777,
    "h": 128
  },
  "luminance": 0.5178
}

Semantic roles & 50–950 ramp

primary

#99CF41

secondary

#513480

accent

#45E381

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99CF41

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

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