#64B529#64B529

#64B529 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	#64B529
RGB	rgb(100, 181, 41)
HSL	hsl(95, 63%, 44%)
HSV	hsv(95, 77%, 71%)
CMYK	cmyk(44.8%, 0%, 77.3%, 29%)
CIE-LAB	lab(66.46, -47.59, 58.88)
CIE-LCH	lch(66.46, 75.71, 128.94°)
OKLab	oklab(69.5% -0.1329 0.131)
OKLCH	oklch(69.5% 0.187 135.4)
XYZ	xyz(22.1791, 35.9158, 7.8612)
Luminance	0.3592 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B529 #7A29B5

analogous

#AAB529 #64B529 #29B534

triadic

#64B529 #2964B5 #B52964

tetradic

#64B529 #29AAB5 #7A29B5 #B53429

square

#64B529 #29AAB5 #7A29B5 #B53429

split-complementary

#64B529 #3429B5 #B529AA

monochromatic

#2D5112 #48831E #64B529 #82D546 #A4E078

Accessibility & contrast

On white

2.57

#64B529 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.18

#64B529 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B529

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B529	#FFFFFF	#000000	##000000
##64B529	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)

#BCA602

Deuteranopia (green-blind)

#B19F38

Tritanopia (blue-blind)

#61AE9B

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #64b529;
/* rgb */ color: rgb(100, 181, 41);
/* oklch */ color: oklch(69.5% 0.187 135.4);

Tailwind

colors: {
  custom: {
    50: '#97cc6e',
    500: '#64b529',
    950: '#000000',
  },
}

SCSS

$custom: #64b529;
$custom-light: #97cc6e;
$custom-dark: #000000;

JSON

{
  "hex": "#64b529",
  "rgb": {
    "r": 100,
    "g": 181,
    "b": 41
  },
  "hsl": {
    "h": 94.714,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.69496,
    "c": 0.18666,
    "h": 135.4
  },
  "luminance": 0.35917
}

Semantic roles & 50–950 ramp

primary

#64B529

secondary

#A472C8

accent

#42E6A1

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #64B529

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

Preview Lab → · Contrast checker → · Palette generator →