#99B548#99B548

#99B548 is a light, vivid yellow-green. Relative luminance 0.403; OKLCH L 73.0% C 0.139 H 122.1°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#99B548
RGB	rgb(153, 181, 72)
HSL	hsl(75, 43%, 50%)
HSV	hsv(75, 60%, 71%)
CMYK	cmyk(15.5%, 0%, 60.2%, 29%)
CIE-LAB	lab(69.67, -25.74, 51.08)
CIE-LCH	lch(69.67, 57.20, 116.74°)
OKLab	oklab(72.97% -0.0739 0.118)
OKLCH	oklch(72.97% 0.139 122.1)
XYZ	xyz(30.8307, 40.2879, 12.2817)
Luminance	0.4029 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B548 #6448B5

analogous

#B59B48 #99B548 #63B548

triadic

#99B548 #4899B5 #B54899

tetradic

#99B548 #48B59B #6448B5 #B54863

square

#99B548 #48B59B #6448B5 #B54863

split-complementary

#99B548 #4863B5 #9B48B5

monochromatic

#4F5D25 #748937 #99B548 #B2C773 #CAD99F

Accessibility & contrast

On white

2.32

#99B548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#99B548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B548

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B548	#FFFFFF	#000000	##000000
##99B548	1.00	2.32	9.06	9.06
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.06	21.00	1.00	1.00
##000000	9.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAB3C

Deuteranopia (green-blind)

#BCAA4F

Tritanopia (blue-blind)

#A0AC9E

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #99b548;
/* rgb */ color: rgb(153, 181, 72);
/* oklch */ color: oklch(73.0% 0.139 122.1);

Tailwind

colors: {
  custom: {
    50: '#b9cb7f',
    500: '#99b548',
    950: '#000000',
  },
}

SCSS

$custom: #99b548;
$custom-light: #b9cb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#99b548",
  "rgb": {
    "r": 153,
    "g": 181,
    "b": 72
  },
  "hsl": {
    "h": 75.413,
    "s": 43.083,
    "l": 49.608
  },
  "oklch": {
    "l": 0.72972,
    "c": 0.13923,
    "h": 122.1
  },
  "luminance": 0.40288
}

Semantic roles & 50–950 ramp

primary

#99B548

secondary

#A093C5

accent

#55D375

background

#FBFCF8

surface

#F6F8EF

border

#D0D1CA

text

#12130A

muted

#81827C

Preview Lab

Preview with #99B548

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

Preview Lab → · Contrast checker → · Palette generator →