#99BC57#99BC57

#99BC57 is a light, vivid yellow-green. Relative luminance 0.434; OKLCH L 74.8% C 0.135 H 125.4°. Best body text is #000000 at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#99BC57
RGB	rgb(153, 188, 87)
HSL	hsl(81, 43%, 54%)
HSV	hsv(81, 54%, 74%)
CMYK	cmyk(18.6%, 0%, 53.7%, 26.3%)
CIE-LAB	lab(71.84, -27.78, 46.65)
CIE-LCH	lch(71.84, 54.30, 120.77°)
OKLab	oklab(74.77% -0.0782 0.1101)
OKLCH	oklch(74.77% 0.135 125.4)
XYZ	xyz(32.8404, 43.4265, 15.6670)
Luminance	0.4343 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BC57 #7A57BC

analogous

#BCAD57 #99BC57 #67BC57

triadic

#99BC57 #5799BC #BC5799

tetradic

#99BC57 #57BCAD #7A57BC #BC5767

square

#99BC57 #57BCAD #7A57BC #BC5767

split-complementary

#99BC57 #5767BC #AD57BC

monochromatic

#566D2C #79993D #99BC57 #B4CD83 #CEDFAF

Accessibility & contrast

On white

2.17

#99BC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.69

#99BC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BC57

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BC57	#FFFFFF	#000000	##000000
##99BC57	1.00	2.17	9.69	9.69
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.69	21.00	1.00	1.00
##000000	9.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B14D

Deuteranopia (green-blind)

#C0B05D

Tritanopia (blue-blind)

#9FB4A5

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #99bc57;
/* rgb */ color: rgb(153, 188, 87);
/* oklch */ color: oklch(74.8% 0.135 125.4);

Tailwind

colors: {
  custom: {
    50: '#b9d089',
    500: '#99bc57',
    950: '#000000',
  },
}

SCSS

$custom: #99bc57;
$custom-light: #b9d089;
$custom-dark: #000000;

JSON

{
  "hex": "#99bc57",
  "rgb": {
    "r": 153,
    "g": 188,
    "b": 87
  },
  "hsl": {
    "h": 80.792,
    "s": 42.979,
    "l": 53.922
  },
  "oklch": {
    "l": 0.74769,
    "c": 0.13504,
    "h": 125.4
  },
  "luminance": 0.43427
}

Semantic roles & 50–950 ramp

primary

#99BC57

secondary

#B1A2CD

accent

#55D381

background

#FBFCF8

surface

#F6F9F0

border

#D0D2CB

text

#12140C

muted

#81827D

Preview Lab

Preview with #99BC57

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

Preview Lab → · Contrast checker → · Palette generator →