#64B731#64B731

#64B731 is a light, vivid yellow-green. Relative luminance 0.368; OKLCH L 70.1% C 0.185 H 136.2°. Best body text is #000000 at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#64B731
RGB	rgb(100, 183, 49)
HSL	hsl(97, 58%, 45%)
HSV	hsv(97, 73%, 72%)
CMYK	cmyk(45.4%, 0%, 73.2%, 28.2%)
CIE-LAB	lab(67.12, -47.88, 56.82)
CIE-LCH	lch(67.12, 74.30, 130.12°)
OKLab	oklab(70.06% -0.1332 0.1279)
OKLCH	oklch(70.06% 0.185 136.2)
XYZ	xyz(22.7428, 36.7966, 8.8092)
Luminance	0.3680 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B731 #8431B7

analogous

#A7B731 #64B731 #31B741

triadic

#64B731 #3164B7 #B73164

tetradic

#64B731 #31A7B7 #8431B7 #B74131

square

#64B731 #31A7B7 #8431B7 #B74131

split-complementary

#64B731 #4131B7 #B731A7

monochromatic

#2F5617 #4A8724 #64B731 #84D154 #A6DE84

Accessibility & contrast

On white

2.51

#64B731 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.36

#64B731 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B731

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B731	#FFFFFF	#000000	##000000
##64B731	1.00	2.51	8.36	8.36
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.36	21.00	1.00	1.00
##000000	8.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA818

Deuteranopia (green-blind)

#B2A13E

Tritanopia (blue-blind)

#60B09D

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #64b731;
/* rgb */ color: rgb(100, 183, 49);
/* oklch */ color: oklch(70.1% 0.185 136.2);

Tailwind

colors: {
  custom: {
    50: '#97cd72',
    500: '#64b731',
    950: '#000000',
  },
}

SCSS

$custom: #64b731;
$custom-light: #97cd72;
$custom-dark: #000000;

JSON

{
  "hex": "#64b731",
  "rgb": {
    "r": 100,
    "g": 183,
    "b": 49
  },
  "hsl": {
    "h": 97.164,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.7006,
    "c": 0.18466,
    "h": 136.2
  },
  "luminance": 0.36798
}

Semantic roles & 50–950 ramp

primary

#64B731

secondary

#AB7CC8

accent

#47E1A6

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #64B731

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

Preview Lab → · Contrast checker → · Palette generator →