#63A540#63A540

#63A540 is a light, vivid yellow-green. Relative luminance 0.299; OKLCH L 65.6% C 0.151 H 136.3°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#63A540
RGB	rgb(99, 165, 64)
HSL	hsl(99, 44%, 45%)
HSV	hsv(99, 61%, 65%)
CMYK	cmyk(40%, 0%, 61.2%, 35.3%)
CIE-LAB	lab(61.60, -39.44, 44.78)
CIE-LCH	lch(61.60, 59.67, 131.37°)
OKLab	oklab(65.56% -0.1091 0.1044)
OKLCH	oklch(65.56% 0.151 136.3)
XYZ	xyz(19.5256, 29.9321, 9.5981)
Luminance	0.2993 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A540 #8240A5

analogous

#96A540 #63A540 #40A550

triadic

#63A540 #4063A5 #A54063

tetradic

#63A540 #4096A5 #8240A5 #A55040

square

#63A540 #4096A5 #8240A5 #A55040

split-complementary

#63A540 #5040A5 #A54096

monochromatic

#2E4D1E #49792F #63A540 #82C261 #A5D38D

Accessibility & contrast

On white

3.01

#63A540 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.99

#63A540 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63A540

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A540	#FFFFFF	#000000	##000000
##63A540	1.00	3.01	6.99	6.99
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.99	21.00	1.00	1.00
##000000	6.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9835

Deuteranopia (green-blind)

#A19348

Tritanopia (blue-blind)

#619F8F

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #63a540;
/* rgb */ color: rgb(99, 165, 64);
/* oklch */ color: oklch(65.6% 0.151 136.3);

Tailwind

colors: {
  custom: {
    50: '#94c079',
    500: '#63a540',
    950: '#000000',
  },
}

SCSS

$custom: #63a540;
$custom-light: #94c079;
$custom-dark: #000000;

JSON

{
  "hex": "#63a540",
  "rgb": {
    "r": 99,
    "g": 165,
    "b": 64
  },
  "hsl": {
    "h": 99.208,
    "s": 44.105,
    "l": 44.902
  },
  "oklch": {
    "l": 0.65558,
    "c": 0.15103,
    "h": 136.3
  },
  "luminance": 0.29933
}

Semantic roles & 50–950 ramp

primary

#63A540

secondary

#A983BE

accent

#54D4A8

background

#F9FBF7

surface

#F2F7EE

border

#CCD0C9

text

#0E1209

muted

#7E817B

Preview Lab

Preview with #63A540

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

Preview Lab → · Contrast checker → · Palette generator →