#99CD38#99CD38

#99CD38 is a light, vivid yellow-green. Relative luminance 0.507; OKLCH L 78.5% C 0.181 H 127.2°. Best body text is #000000 at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#99CD38
RGB	rgb(153, 205, 56)
HSL	hsl(81, 60%, 51%)
HSV	hsv(81, 73%, 80%)
CMYK	cmyk(25.4%, 0%, 72.7%, 19.6%)
CIE-LAB	lab(76.51, -38.05, 64.55)
CIE-LCH	lch(76.51, 74.93, 120.52°)
OKLab	oklab(78.46% -0.1093 0.1441)
OKLCH	oklch(78.46% 0.181 127.2)
XYZ	xyz(35.6821, 50.7198, 11.6506)
Luminance	0.5072 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CD38 #6C38CD

analogous

#CDB638 #99CD38 #4ECD38

triadic

#99CD38 #3899CD #CD3899

tetradic

#99CD38 #38CDB6 #6C38CD #CD384E

square

#99CD38 #38CDB6 #6C38CD #CD384E

split-complementary

#99CD38 #384ECD #B638CD

monochromatic

#526F1C #76A028 #99CD38 #B2D969 #CBE69A

Accessibility & contrast

On white

1.88

#99CD38 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.14

#99CD38 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CD38

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CD38	#FFFFFF	#000000	##000000
##99CD38	1.00	1.88	11.14	11.14
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.14	21.00	1.00	1.00
##000000	11.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF1B

Deuteranopia (green-blind)

#D0BC46

Tritanopia (blue-blind)

#9FC4B0

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #99cd38;
/* rgb */ color: rgb(153, 205, 56);
/* oklch */ color: oklch(78.5% 0.181 127.2);

Tailwind

colors: {
  custom: {
    50: '#bbdc79',
    500: '#99cd38',
    950: '#000000',
  },
}

SCSS

$custom: #99cd38;
$custom-light: #bbdc79;
$custom-dark: #000000;

JSON

{
  "hex": "#99cd38",
  "rgb": {
    "r": 153,
    "g": 205,
    "b": 56
  },
  "hsl": {
    "h": 80.94,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.78459,
    "c": 0.18088,
    "h": 127.2
  },
  "luminance": 0.5072
}

Semantic roles & 50–950 ramp

primary

#99CD38

secondary

#4A3178

accent

#45E37C

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #99CD38

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

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