#91B428#91B428

#91B428 is a light, vivid yellow-green. Relative luminance 0.388; OKLCH L 71.9% C 0.163 H 123.2°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#91B428
RGB	rgb(145, 180, 40)
HSL	hsl(75, 64%, 43%)
HSV	hsv(75, 78%, 71%)
CMYK	cmyk(19.4%, 0%, 77.8%, 29.4%)
CIE-LAB	lab(68.62, -30.53, 62.11)
CIE-LCH	lch(68.62, 69.21, 116.18°)
OKLab	oklab(71.91% -0.0895 0.1366)
OKLCH	oklch(71.91% 0.163 123.2)
XYZ	xyz(28.3817, 38.8153, 8.0039)
Luminance	0.3881 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91B428 #4B28B4

analogous

#B49128 #91B428 #4BB428

triadic

#91B428 #2891B4 #B42891

tetradic

#91B428 #28B491 #4B28B4 #B4284B

square

#91B428 #28B491 #4B28B4 #B4284B

split-complementary

#91B428 #284BB4 #9128B4

monochromatic

#405012 #69821D #91B428 #B1D544 #C6E176

Accessibility & contrast

On white

2.40

#91B428 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#91B428 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91B428

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91B428	#FFFFFF	#000000	##000000
##91B428	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA800

Deuteranopia (green-blind)

#BAA736

Tritanopia (blue-blind)

#99AB9A

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #91b428;
/* rgb */ color: rgb(145, 180, 40);
/* oklch */ color: oklch(71.9% 0.163 123.2);

Tailwind

colors: {
  custom: {
    50: '#b5ca6e',
    500: '#91b428',
    950: '#000000',
  },
}

SCSS

$custom: #91b428;
$custom-light: #b5ca6e;
$custom-dark: #000000;

JSON

{
  "hex": "#91b428",
  "rgb": {
    "r": 145,
    "g": 180,
    "b": 40
  },
  "hsl": {
    "h": 75,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.71909,
    "c": 0.16336,
    "h": 123.2
  },
  "luminance": 0.38815
}

Semantic roles & 50–950 ramp

primary

#91B428

secondary

#8670C8

accent

#41E76B

background

#FBFCF7

surface

#F6F8ED

border

#D0D1C8

text

#121308

muted

#81827B

Preview Lab

Preview with #91B428

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

Preview Lab → · Contrast checker → · Palette generator →