#63AF2B#63AF2B

#63AF2B is a light, vivid yellow-green. Relative luminance 0.335; OKLCH L 67.9% C 0.179 H 135.2°. Best body text is #000000 at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#63AF2B
RGB	rgb(99, 175, 43)
HSL	hsl(95, 61%, 43%)
HSV	hsv(95, 75%, 69%)
CMYK	cmyk(43.4%, 0%, 75.4%, 31.4%)
CIE-LAB	lab(64.55, -45.36, 56.37)
CIE-LCH	lch(64.55, 72.36, 128.83°)
OKLab	oklab(67.93% -0.1268 0.1261)
OKLCH	oklch(67.93% 0.179 135.2)
XYZ	xyz(20.9111, 33.4858, 7.6466)
Luminance	0.3349 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AF2B #772BAF

analogous

#A5AF2B #63AF2B #2BAF35

triadic

#63AF2B #2B63AF #AF2B63

tetradic

#63AF2B #2BA5AF #772BAF #AF352B

square

#63AF2B #2BA5AF #772BAF #AF352B

split-complementary

#63AF2B #352BAF #AF2BA5

monochromatic

#2B4D13 #477E1F #63AF2B #81D146 #A2DE77

Accessibility & contrast

On white

2.73

#63AF2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.70

#63AF2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AF2B

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AF2B	#FFFFFF	#000000	##000000
##63AF2B	1.00	2.73	7.70	7.70
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.70	21.00	1.00	1.00
##000000	7.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A00E

Deuteranopia (green-blind)

#AB9A39

Tritanopia (blue-blind)

#61A896

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #63af2b;
/* rgb */ color: rgb(99, 175, 43);
/* oklch */ color: oklch(67.9% 0.179 135.2);

Tailwind

colors: {
  custom: {
    50: '#96c76e',
    500: '#63af2b',
    950: '#000000',
  },
}

SCSS

$custom: #63af2b;
$custom-light: #96c76e;
$custom-dark: #000000;

JSON

{
  "hex": "#63af2b",
  "rgb": {
    "r": 99,
    "g": 175,
    "b": 43
  },
  "hsl": {
    "h": 94.545,
    "s": 60.55,
    "l": 42.745
  },
  "oklch": {
    "l": 0.67926,
    "c": 0.17879,
    "h": 135.2
  },
  "luminance": 0.33487
}

Semantic roles & 50–950 ramp

primary

#63AF2B

secondary

#A170C5

accent

#44E4A0

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63AF2B

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

Preview Lab → · Contrast checker → · Palette generator →