#99CF53#99CF53

#99CF53 is a light, vivid yellow-green. Relative luminance 0.520; OKLCH L 79.2% C 0.164 H 129.4°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#99CF53
RGB	rgb(153, 207, 83)
HSL	hsl(86, 56%, 57%)
HSV	hsv(86, 60%, 81%)
CMYK	cmyk(26.1%, 0%, 59.9%, 18.8%)
CIE-LAB	lab(77.29, -37.01, 54.71)
CIE-LCH	lch(77.29, 66.06, 124.08°)
OKLab	oklab(79.16% -0.1042 0.127)
OKLCH	oklch(79.16% 0.164 129.4)
XYZ	xyz(37.0108, 52.0216, 16.2732)
Luminance	0.5202 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CF53 #8953CF

analogous

#CFC753 #99CF53 #5BCF53

triadic

#99CF53 #5399CF #CF5399

tetradic

#99CF53 #53CFC7 #8953CF #CF535B

square

#99CF53 #53CFC7 #8953CF #CF535B

split-complementary

#99CF53 #535BCF #C753CF

monochromatic

#5A8325 #7BB332 #99CF53 #B5DC83 #D2EAB3

Accessibility & contrast

On white

1.84

#99CF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#99CF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CF53

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CF53	#FFFFFF	#000000	##000000
##99CF53	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C145

Deuteranopia (green-blind)

#D1BE5C

Tritanopia (blue-blind)

#9DC7B4

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #99cf53;
/* rgb */ color: rgb(153, 207, 83);
/* oklch */ color: oklch(79.2% 0.164 129.4);

Tailwind

colors: {
  custom: {
    50: '#bade88',
    500: '#99cf53',
    950: '#000000',
  },
}

SCSS

$custom: #99cf53;
$custom-light: #bade88;
$custom-dark: #000000;

JSON

{
  "hex": "#99cf53",
  "rgb": {
    "r": 153,
    "g": 207,
    "b": 83
  },
  "hsl": {
    "h": 86.129,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.79161,
    "c": 0.16425,
    "h": 129.4
  },
  "luminance": 0.52022
}

Semantic roles & 50–950 ramp

primary

#99CF53

secondary

#5E3C8A

accent

#48E08A

background

#FDFEFC

surface

#F8FCF4

border

#D1D5CE

text

#12150C

muted

#82847F

Preview Lab

Preview with #99CF53

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

Preview Lab → · Contrast checker → · Palette generator →