#3FCE3B#3FCE3B

#3FCE3B is a light, highly saturated green. Relative luminance 0.455; OKLCH L 74.8% C 0.221 H 142.6°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#3FCE3B
RGB	rgb(63, 206, 59)
HSL	hsl(118, 60%, 52%)
HSV	hsv(118, 71%, 81%)
CMYK	cmyk(69.4%, 0%, 71.4%, 19.2%)
CIE-LAB	lab(73.23, -64.63, 59.01)
CIE-LCH	lch(73.23, 87.52, 137.61°)
OKLab	oklab(74.79% -0.1757 0.1341)
OKLCH	oklch(74.79% 0.221 142.6)
XYZ	xyz(24.9092, 45.5124, 11.6089)
Luminance	0.4551 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCE3B #CA3BCE

analogous

#89CE3B #3FCE3B #3BCE80

triadic

#3FCE3B #3B3FCE #CE3B3F

tetradic

#3FCE3B #3B89CE #CA3BCE #CE803B

square

#3FCE3B #3B89CE #CA3BCE #CE803B

split-complementary

#3FCE3B #803BCE #CE3B89

monochromatic

#1F721D #2CA329 #3FCE3B #6FDA6C #9FE69D

Accessibility & contrast

On white

2.08

#3FCE3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#3FCE3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCE3B

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCE3B	#FFFFFF	#000000	##000000
##3FCE3B	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB22

Deuteranopia (green-blind)

#C2AF4A

Tritanopia (blue-blind)

#14C8B1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #3fce3b;
/* rgb */ color: rgb(63, 206, 59);
/* oklch */ color: oklch(74.8% 0.221 142.6);

Tailwind

colors: {
  custom: {
    50: '#88de79',
    500: '#3fce3b',
    950: '#000000',
  },
}

SCSS

$custom: #3fce3b;
$custom-light: #88de79;
$custom-dark: #000000;

JSON

{
  "hex": "#3fce3b",
  "rgb": {
    "r": 63,
    "g": 206,
    "b": 59
  },
  "hsl": {
    "h": 118.367,
    "s": 60,
    "l": 51.961
  },
  "oklch": {
    "l": 0.74793,
    "c": 0.22102,
    "h": 142.6
  },
  "luminance": 0.45515
}

Semantic roles & 50–950 ramp

primary

#3FCE3B

secondary

#D192D3

accent

#45E3DF

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #3FCE3B

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

Preview Lab → · Contrast checker → · Palette generator →