#99B227#99B227

#99B227 is a light, vivid yellow-green. Relative luminance 0.388; OKLCH L 72.0% C 0.158 H 119.8°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#99B227
RGB	rgb(153, 178, 39)
HSL	hsl(71, 64%, 43%)
HSV	hsv(71, 78%, 70%)
CMYK	cmyk(14%, 0%, 78.1%, 30.2%)
CIE-LAB	lab(68.58, -26.32, 62.58)
CIE-LCH	lch(68.58, 67.89, 112.81°)
OKLab	oklab(72.01% -0.0785 0.1372)
OKLCH	oklch(72.01% 0.158 119.8)
XYZ	xyz(29.4241, 38.7597, 7.8503)
Luminance	0.3876 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B227 #4027B2

analogous

#B28527 #99B227 #54B227

triadic

#99B227 #2799B2 #B22799

tetradic

#99B227 #27B285 #4027B2 #B22754

square

#99B227 #27B285 #4027B2 #B22754

split-complementary

#99B227 #2754B2 #8527B2

monochromatic

#434E11 #6E801C #99B227 #BBD541 #CDE073

Accessibility & contrast

On white

2.40

#99B227 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#99B227 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B227

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B227	#FFFFFF	#000000	##000000
##99B227	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA700

Deuteranopia (green-blind)

#BBA835

Tritanopia (blue-blind)

#A2A898

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #99b227;
/* rgb */ color: rgb(153, 178, 39);
/* oklch */ color: oklch(72.0% 0.158 119.8);

Tailwind

colors: {
  custom: {
    50: '#bbc96d',
    500: '#99b227',
    950: '#000000',
  },
}

SCSS

$custom: #99b227;
$custom-light: #bbc96d;
$custom-dark: #000000;

JSON

{
  "hex": "#99b227",
  "rgb": {
    "r": 153,
    "g": 178,
    "b": 39
  },
  "hsl": {
    "h": 70.791,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.72014,
    "c": 0.15809,
    "h": 119.8
  },
  "luminance": 0.3876
}

Semantic roles & 50–950 ramp

primary

#99B227

secondary

#7E6DC8

accent

#41E75F

background

#FBFCF6

surface

#F7F8EC

border

#D0D1C7

text

#121308

muted

#81827B

Preview Lab

Preview with #99B227

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

Preview Lab → · Contrast checker → · Palette generator →