#64B728#64B728

#64B728 is a light, vivid yellow-green. Relative luminance 0.367; OKLCH L 70.0% C 0.190 H 135.5°. Best body text is #000000 at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#64B728
RGB	rgb(100, 183, 40)
HSL	hsl(95, 64%, 44%)
HSV	hsv(95, 78%, 72%)
CMYK	cmyk(45.4%, 0%, 78.1%, 28.2%)
CIE-LAB	lab(67.07, -48.44, 59.79)
CIE-LCH	lch(67.07, 76.95, 129.01°)
OKLab	oklab(70% -0.1353 0.1328)
OKLCH	oklch(70% 0.19 135.5)
XYZ	xyz(22.5715, 36.7281, 7.9070)
Luminance	0.3673 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B728 #7B28B7

analogous

#ABB728 #64B728 #28B733

triadic

#64B728 #2864B7 #B72864

tetradic

#64B728 #28ABB7 #7B28B7 #B73328

square

#64B728 #28ABB7 #7B28B7 #B73328

split-complementary

#64B728 #3328B7 #B728AB

monochromatic

#2D5312 #49851D #64B728 #82D646 #A4E178

Accessibility & contrast

On white

2.52

#64B728 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.35

#64B728 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B728

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B728	#FFFFFF	#000000	##000000
##64B728	1.00	2.52	8.35	8.35
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.35	21.00	1.00	1.00
##000000	8.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA800

Deuteranopia (green-blind)

#B3A138

Tritanopia (blue-blind)

#61B09C

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #64b728;
/* rgb */ color: rgb(100, 183, 40);
/* oklch */ color: oklch(70.0% 0.190 135.5);

Tailwind

colors: {
  custom: {
    50: '#98cd6e',
    500: '#64b728',
    950: '#000000',
  },
}

SCSS

$custom: #64b728;
$custom-light: #98cd6e;
$custom-dark: #000000;

JSON

{
  "hex": "#64b728",
  "rgb": {
    "r": 100,
    "g": 183,
    "b": 40
  },
  "hsl": {
    "h": 94.825,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.70001,
    "c": 0.18958,
    "h": 135.5
  },
  "luminance": 0.36729
}

Semantic roles & 50–950 ramp

primary

#64B728

secondary

#A472C9

accent

#41E7A1

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #64B728

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

Preview Lab → · Contrast checker → · Palette generator →