#99C554#99C554

#99C554 is a light, vivid yellow-green. Relative luminance 0.473; OKLCH L 76.8% C 0.150 H 127.4°. Best body text is #000000 at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#99C554
RGB	rgb(153, 197, 84)
HSL	hsl(83, 49%, 55%)
HSV	hsv(83, 57%, 77%)
CMYK	cmyk(22.3%, 0%, 57.4%, 22.7%)
CIE-LAB	lab(74.41, -32.33, 51.01)
CIE-LCH	lch(74.41, 60.39, 122.36°)
OKLab	oklab(76.83% -0.0911 0.1192)
OKLCH	oklch(76.83% 0.15 127.4)
XYZ	xyz(34.7033, 47.3443, 15.6958)
Luminance	0.4734 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C554 #8054C5

analogous

#C5B954 #99C554 #60C554

triadic

#99C554 #5499C5 #C55499

tetradic

#99C554 #54C5B9 #8054C5 #C55460

square

#99C554 #54C5B9 #8054C5 #C55460

split-complementary

#99C554 #5460C5 #B954C5

monochromatic

#587628 #7AA438 #99C554 #B4D582 #D0E4AF

Accessibility & contrast

On white

2.01

#99C554 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.47

#99C554 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C554

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C554	#FFFFFF	#000000	##000000
##99C554	1.00	2.01	10.47	10.47
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.47	21.00	1.00	1.00
##000000	10.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB948

Deuteranopia (green-blind)

#C8B65C

Tritanopia (blue-blind)

#9EBDAC

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #99c554;
/* rgb */ color: rgb(153, 197, 84);
/* oklch */ color: oklch(76.8% 0.150 127.4);

Tailwind

colors: {
  custom: {
    50: '#bad688',
    500: '#99c554',
    950: '#000000',
  },
}

SCSS

$custom: #99c554;
$custom-light: #bad688;
$custom-dark: #000000;

JSON

{
  "hex": "#99c554",
  "rgb": {
    "r": 153,
    "g": 197,
    "b": 84
  },
  "hsl": {
    "h": 83.363,
    "s": 49.345,
    "l": 55.098
  },
  "oklch": {
    "l": 0.7683,
    "c": 0.15003,
    "h": 127.4
  },
  "luminance": 0.47345
}

Semantic roles & 50–950 ramp

primary

#99C554

secondary

#B5A3D2

accent

#4FD985

background

#FBFDF8

surface

#F6FAF0

border

#D0D3CB

text

#12140C

muted

#81837D

Preview Lab

Preview with #99C554

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

Preview Lab → · Contrast checker → · Palette generator →