#99CE4B#99CE4B

#99CE4B is a light, vivid yellow-green. Relative luminance 0.514; OKLCH L 78.8% C 0.169 H 128.5°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#99CE4B
RGB	rgb(153, 206, 75)
HSL	hsl(84, 57%, 55%)
HSV	hsv(84, 64%, 81%)
CMYK	cmyk(25.7%, 0%, 63.6%, 19.2%)
CIE-LAB	lab(76.93, -37.22, 57.73)
CIE-LCH	lch(76.93, 68.69, 122.81°)
OKLab	oklab(78.85% -0.1054 0.1324)
OKLCH	oklch(78.85% 0.169 128.5)
XYZ	xyz(36.4781, 51.4221, 14.6588)
Luminance	0.5142 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CE4B #804BCE

analogous

#CEC24B #99CE4B #57CE4B

triadic

#99CE4B #4B99CE #CE4B99

tetradic

#99CE4B #4BCEC2 #804BCE #CE4B57

square

#99CE4B #4BCEC2 #804BCE #CE4B57

split-complementary

#99CE4B #4B57CE #C24BCE

monochromatic

#587D22 #7AAD2F #99CE4B #B4DB7B #D0E8AB

Accessibility & contrast

On white

1.86

#99CE4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#99CE4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CE4B

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CE4B	#FFFFFF	#000000	##000000
##99CE4B	1.00	1.86	11.28	11.28
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.28	21.00	1.00	1.00
##000000	11.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C03B

Deuteranopia (green-blind)

#D0BD55

Tritanopia (blue-blind)

#9EC5B3

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #99ce4b;
/* rgb */ color: rgb(153, 206, 75);
/* oklch */ color: oklch(78.8% 0.169 128.5);

Tailwind

colors: {
  custom: {
    50: '#badd83',
    500: '#99ce4b',
    950: '#000000',
  },
}

SCSS

$custom: #99ce4b;
$custom-light: #badd83;
$custom-dark: #000000;

JSON

{
  "hex": "#99ce4b",
  "rgb": {
    "r": 153,
    "g": 206,
    "b": 75
  },
  "hsl": {
    "h": 84.275,
    "s": 57.205,
    "l": 55.098
  },
  "oklch": {
    "l": 0.78847,
    "c": 0.16929,
    "h": 128.5
  },
  "luminance": 0.51423
}

Semantic roles & 50–950 ramp

primary

#99CE4B

secondary

#573984

accent

#47E085

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #99CE4B

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

Preview Lab → · Contrast checker → · Palette generator →