#63B02B#63B02B

#63B02B is a light, vivid yellow-green. Relative luminance 0.339; OKLCH L 68.2% C 0.180 H 135.3°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#63B02B
RGB	rgb(99, 176, 43)
HSL	hsl(95, 61%, 43%)
HSV	hsv(95, 76%, 69%)
CMYK	cmyk(43.8%, 0%, 75.6%, 31%)
CIE-LAB	lab(64.86, -45.77, 56.67)
CIE-LCH	lch(64.86, 72.85, 128.93°)
OKLab	oklab(68.18% -0.1279 0.1267)
OKLCH	oklch(68.18% 0.18 135.3)
XYZ	xyz(21.1065, 33.8765, 7.7117)
Luminance	0.3388 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B02B #782BB0

analogous

#A5B02B #63B02B #2BB035

triadic

#63B02B #2B63B0 #B02B63

tetradic

#63B02B #2BA5B0 #782BB0 #B0352B

square

#63B02B #2BA5B0 #782BB0 #B0352B

split-complementary

#63B02B #352BB0 #B02BA5

monochromatic

#2C4E13 #477F1F #63B02B #81D246 #A3DE78

Accessibility & contrast

On white

2.70

#63B02B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#63B02B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B02B

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B02B	#FFFFFF	#000000	##000000
##63B02B	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A10D

Deuteranopia (green-blind)

#AC9B39

Tritanopia (blue-blind)

#61A997

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #63b02b;
/* rgb */ color: rgb(99, 176, 43);
/* oklch */ color: oklch(68.2% 0.180 135.3);

Tailwind

colors: {
  custom: {
    50: '#96c86e',
    500: '#63b02b',
    950: '#000000',
  },
}

SCSS

$custom: #63b02b;
$custom-light: #96c86e;
$custom-dark: #000000;

JSON

{
  "hex": "#63b02b",
  "rgb": {
    "r": 99,
    "g": 176,
    "b": 43
  },
  "hsl": {
    "h": 94.737,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.68182,
    "c": 0.18002,
    "h": 135.3
  },
  "luminance": 0.33878
}

Semantic roles & 50–950 ramp

primary

#63B02B

secondary

#A271C6

accent

#44E4A1

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63B02B

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

Preview Lab → · Contrast checker → · Palette generator →