#63AB2B#63AB2B

#63AB2B is a light, vivid yellow-green. Relative luminance 0.320; OKLCH L 66.9% C 0.174 H 134.7°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#63AB2B
RGB	rgb(99, 171, 43)
HSL	hsl(94, 60%, 42%)
HSV	hsv(94, 75%, 67%)
CMYK	cmyk(42.1%, 0%, 74.9%, 32.9%)
CIE-LAB	lab(63.30, -43.72, 55.14)
CIE-LCH	lch(63.30, 70.37, 128.41°)
OKLab	oklab(66.9% -0.1223 0.1235)
OKLCH	oklch(66.9% 0.174 134.7)
XYZ	xyz(20.1441, 31.9518, 7.3909)
Luminance	0.3195 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AB2B #732BAB

analogous

#A3AB2B #63AB2B #2BAB33

triadic

#63AB2B #2B63AB #AB2B63

tetradic

#63AB2B #2BA3AB #732BAB #AB332B

square

#63AB2B #2BA3AB #732BAB #AB332B

split-complementary

#63AB2B #332BAB #AB2BA3

monochromatic

#2A4912 #477A1F #63AB2B #81D043 #A2DC74

Accessibility & contrast

On white

2.84

#63AB2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#63AB2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AB2B

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AB2B	#FFFFFF	#000000	##000000
##63AB2B	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29D10

Deuteranopia (green-blind)

#A89738

Tritanopia (blue-blind)

#62A492

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #63ab2b;
/* rgb */ color: rgb(99, 171, 43);
/* oklch */ color: oklch(66.9% 0.174 134.7);

Tailwind

colors: {
  custom: {
    50: '#95c46d',
    500: '#63ab2b',
    950: '#000000',
  },
}

SCSS

$custom: #63ab2b;
$custom-light: #95c46d;
$custom-dark: #000000;

JSON

{
  "hex": "#63ab2b",
  "rgb": {
    "r": 99,
    "g": 171,
    "b": 43
  },
  "hsl": {
    "h": 93.75,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.66902,
    "c": 0.17383,
    "h": 134.7
  },
  "luminance": 0.31953
}

Semantic roles & 50–950 ramp

primary

#63AB2B

secondary

#9E6EC4

accent

#45E39E

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63AB2B

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

Preview Lab → · Contrast checker → · Palette generator →