#63C02F#63C02F

#63C02F is a light, vivid yellow-green. Relative luminance 0.406; OKLCH L 72.3% C 0.197 H 136.9°. Best body text is #000000 at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#63C02F
RGB	rgb(99, 192, 47)
HSL	hsl(98, 61%, 47%)
HSV	hsv(98, 76%, 75%)
CMYK	cmyk(48.4%, 0%, 75.5%, 24.7%)
CIE-LAB	lab(69.86, -51.86, 60.20)
CIE-LCH	lch(69.86, 79.45, 130.74°)
OKLab	oklab(72.3% -0.144 0.1347)
OKLCH	oklch(72.3% 0.197 136.9)
XYZ	xyz(24.5076, 40.5555, 9.2254)
Luminance	0.4056 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C02F #8C2FC0

analogous

#ABC02F #63C02F #2FC044

triadic

#63C02F #2F63C0 #C02F63

tetradic

#63C02F #2FABC0 #8C2FC0 #C0442F

square

#63C02F #2FABC0 #8C2FC0 #C0442F

split-complementary

#63C02F #442FC0 #C02FAB

monochromatic

#305E17 #4A8F23 #63C02F #84D656 #A8E288

Accessibility & contrast

On white

2.30

#63C02F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.11

#63C02F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C02F

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C02F	#FFFFFF	#000000	##000000
##63C02F	1.00	2.30	9.11	9.11
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.11	21.00	1.00	1.00
##000000	9.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B00D

Deuteranopia (green-blind)

#BAA83E

Tritanopia (blue-blind)

#5EB9A4

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #63c02f;
/* rgb */ color: rgb(99, 192, 47);
/* oklch */ color: oklch(72.3% 0.197 136.9);

Tailwind

colors: {
  custom: {
    50: '#98d472',
    500: '#63c02f',
    950: '#000000',
  },
}

SCSS

$custom: #63c02f;
$custom-light: #98d472;
$custom-dark: #000000;

JSON

{
  "hex": "#63c02f",
  "rgb": {
    "r": 99,
    "g": 192,
    "b": 47
  },
  "hsl": {
    "h": 98.483,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.72295,
    "c": 0.19717,
    "h": 136.9
  },
  "luminance": 0.40557
}

Semantic roles & 50–950 ramp

primary

#63C02F

secondary

#B07FCB

accent

#44E4AA

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0F1408

muted

#7E837B

Preview Lab

Preview with #63C02F

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

Preview Lab → · Contrast checker → · Palette generator →