#64C831#64C831

#64C831 is a light, highly saturated yellow-green. Relative luminance 0.442; OKLCH L 74.4% C 0.205 H 137.4°. Best body text is #000000 at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#64C831
RGB	rgb(100, 200, 49)
HSL	hsl(100, 61%, 49%)
HSV	hsv(100, 76%, 78%)
CMYK	cmyk(50%, 0%, 75.5%, 21.6%)
CIE-LAB	lab(72.39, -54.49, 62.01)
CIE-LCH	lch(72.39, 82.55, 131.31°)
OKLab	oklab(74.39% -0.151 0.1387)
OKLCH	oklch(74.39% 0.205 137.4)
XYZ	xyz(26.4633, 44.2377, 10.0494)
Luminance	0.4424 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C831 #9531C8

analogous

#B0C831 #64C831 #31C84A

triadic

#64C831 #3164C8 #C83164

tetradic

#64C831 #31B0C8 #9531C8 #C84A31

square

#64C831 #31B0C8 #9531C8 #C84A31

split-complementary

#64C831 #4A31C8 #C831B0

monochromatic

#336619 #4B9725 #64C831 #87D85F #ACE490

Accessibility & contrast

On white

2.13

#64C831 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.85

#64C831 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C831

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C831	#FFFFFF	#000000	##000000
##64C831	1.00	2.13	9.85	9.85
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.85	21.00	1.00	1.00
##000000	9.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB70D

Deuteranopia (green-blind)

#C2AE41

Tritanopia (blue-blind)

#5DC1AB

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #64c831;
/* rgb */ color: rgb(100, 200, 49);
/* oklch */ color: oklch(74.4% 0.205 137.4);

Tailwind

colors: {
  custom: {
    50: '#99d974',
    500: '#64c831',
    950: '#000000',
  },
}

SCSS

$custom: #64c831;
$custom-light: #99d974;
$custom-dark: #000000;

JSON

{
  "hex": "#64c831",
  "rgb": {
    "r": 100,
    "g": 200,
    "b": 49
  },
  "hsl": {
    "h": 99.735,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.74385,
    "c": 0.20507,
    "h": 137.4
  },
  "luminance": 0.4424
}

Semantic roles & 50–950 ramp

primary

#64C831

secondary

#B686CE

accent

#44E4AE

background

#FAFDF7

surface

#F3FBED

border

#CDD4C8

text

#0F1509

muted

#7F837B

Preview Lab

Preview with #64C831

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

Preview Lab → · Contrast checker → · Palette generator →