#63A031#63A031

#63A031 is a light, vivid yellow-green. Relative luminance 0.280; OKLCH L 64.1% C 0.156 H 133.9°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#63A031
RGB	rgb(99, 160, 49)
HSL	hsl(93, 53%, 41%)
HSV	hsv(93, 69%, 63%)
CMYK	cmyk(38.1%, 0%, 69.4%, 37.3%)
CIE-LAB	lab(59.90, -38.60, 49.43)
CIE-LCH	lch(59.90, 62.72, 127.99°)
OKLab	oklab(64.13% -0.108 0.1124)
OKLCH	oklch(64.13% 0.156 133.9)
XYZ	xyz(18.2704, 28.0152, 7.3499)
Luminance	0.2802 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A031 #6E31A0

analogous

#9AA031 #63A031 #31A036

triadic

#63A031 #3163A0 #A03163

tetradic

#63A031 #319AA0 #6E31A0 #A03631

square

#63A031 #319AA0 #6E31A0 #A03631

split-complementary

#63A031 #3631A0 #A0319A

monochromatic

#294214 #467123 #63A031 #81C747 #A1D576

Accessibility & contrast

On white

3.18

#63A031 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#63A031 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63A031

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A031	#FFFFFF	#000000	##000000
##63A031	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69321

Deuteranopia (green-blind)

#9E8F3B

Tritanopia (blue-blind)

#639A8A

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #63a031;
/* rgb */ color: rgb(99, 160, 49);
/* oklch */ color: oklch(64.1% 0.156 133.9);

Tailwind

colors: {
  custom: {
    50: '#94bc6f',
    500: '#63a031',
    950: '#000000',
  },
}

SCSS

$custom: #63a031;
$custom-light: #94bc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#63a031",
  "rgb": {
    "r": 99,
    "g": 160,
    "b": 49
  },
  "hsl": {
    "h": 92.973,
    "s": 53.11,
    "l": 40.98
  },
  "oklch": {
    "l": 0.64133,
    "c": 0.15591,
    "h": 133.9
  },
  "luminance": 0.28016
}

Semantic roles & 50–950 ramp

primary

#63A031

secondary

#9A70BD

accent

#4BDD9B

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #63A031

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

Preview Lab → · Contrast checker → · Palette generator →