#64B528#64B528

#64B528 is a light, vivid yellow-green. Relative luminance 0.359; OKLCH L 69.5% C 0.187 H 135.4°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#64B528
RGB	rgb(100, 181, 40)
HSL	hsl(94, 64%, 43%)
HSV	hsv(94, 78%, 71%)
CMYK	cmyk(44.8%, 0%, 77.9%, 29%)
CIE-LAB	lab(66.45, -47.64, 59.20)
CIE-LCH	lch(66.45, 75.99, 128.83°)
OKLab	oklab(69.49% -0.1332 0.1315)
OKLCH	oklch(69.49% 0.187 135.4)
XYZ	xyz(22.1619, 35.9089, 7.7704)
Luminance	0.3591 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B528 #7928B5

analogous

#AAB528 #64B528 #28B532

triadic

#64B528 #2864B5 #B52864

tetradic

#64B528 #28AAB5 #7928B5 #B53228

square

#64B528 #28AAB5 #7928B5 #B53228

split-complementary

#64B528 #3228B5 #B528AA

monochromatic

#2D5112 #48831D #64B528 #82D644 #A4E177

Accessibility & contrast

On white

2.57

#64B528 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.18

#64B528 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B528

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B528	#FFFFFF	#000000	##000000
##64B528	1.00	2.57	8.18	8.18
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.18	21.00	1.00	1.00
##000000	8.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA600

Deuteranopia (green-blind)

#B19F38

Tritanopia (blue-blind)

#61AE9B

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #64b528;
/* rgb */ color: rgb(100, 181, 40);
/* oklch */ color: oklch(69.5% 0.187 135.4);

Tailwind

colors: {
  custom: {
    50: '#97cc6d',
    500: '#64b528',
    950: '#000000',
  },
}

SCSS

$custom: #64b528;
$custom-light: #97cc6d;
$custom-dark: #000000;

JSON

{
  "hex": "#64b528",
  "rgb": {
    "r": 100,
    "g": 181,
    "b": 40
  },
  "hsl": {
    "h": 94.468,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.6949,
    "c": 0.18717,
    "h": 135.4
  },
  "luminance": 0.3591
}

Semantic roles & 50–950 ramp

primary

#64B528

secondary

#A370C8

accent

#41E7A0

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #64B528

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

Preview Lab → · Contrast checker → · Palette generator →