#64B138#64B138

#64B138 is a light, vivid yellow-green. Relative luminance 0.344; OKLCH L 68.6% C 0.173 H 136.3°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#64B138
RGB	rgb(100, 177, 56)
HSL	hsl(98, 52%, 46%)
HSV	hsv(98, 68%, 69%)
CMYK	cmyk(43.5%, 0%, 68.4%, 30.6%)
CIE-LAB	lab(65.31, -44.92, 52.28)
CIE-LCH	lch(65.31, 68.93, 130.67°)
OKLab	oklab(68.59% -0.1247 0.1193)
OKLCH	oklch(68.59% 0.173 136.3)
XYZ	xyz(21.6909, 34.4379, 9.2448)
Luminance	0.3444 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B138 #8538B1

analogous

#A0B138 #64B138 #38B149

triadic

#64B138 #3864B1 #B13864

tetradic

#64B138 #38A0B1 #8538B1 #B14938

square

#64B138 #38A0B1 #8538B1 #B14938

split-complementary

#64B138 #4938B1 #B138A0

monochromatic

#2F541B #4A8329 #64B138 #84CB5B #A7DA8A

Accessibility & contrast

On white

2.66

#64B138 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#64B138 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B138

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B138	#FFFFFF	#000000	##000000
##64B138	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A327

Deuteranopia (green-blind)

#AD9C43

Tritanopia (blue-blind)

#61AB99

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #64b138;
/* rgb */ color: rgb(100, 177, 56);
/* oklch */ color: oklch(68.6% 0.173 136.3);

Tailwind

colors: {
  custom: {
    50: '#96c975',
    500: '#64b138',
    950: '#000000',
  },
}

SCSS

$custom: #64b138;
$custom-light: #96c975;
$custom-dark: #000000;

JSON

{
  "hex": "#64b138",
  "rgb": {
    "r": 100,
    "g": 177,
    "b": 56
  },
  "hsl": {
    "h": 98.182,
    "s": 51.931,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68587,
    "c": 0.1726,
    "h": 136.3
  },
  "luminance": 0.34439
}

Semantic roles & 50–950 ramp

primary

#64B138

secondary

#AC81C4

accent

#4CDBA7

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #64B138

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

Preview Lab → · Contrast checker → · Palette generator →