#3FB45B#3FB45B

#3FB45B is a light, vivid green. Relative luminance 0.345; OKLCH L 68.4% C 0.165 H 148.1°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#3FB45B
RGB	rgb(63, 180, 91)
HSL	hsl(134, 48%, 48%)
HSV	hsv(134, 65%, 71%)
CMYK	cmyk(65%, 0%, 49.4%, 29.4%)
CIE-LAB	lab(65.32, -51.85, 35.83)
CIE-LCH	lch(65.32, 63.02, 145.36°)
OKLab	oklab(68.35% -0.1399 0.087)
OKLCH	oklch(68.35% 0.165 148.1)
XYZ	xyz(20.2580, 34.4525, 15.4779)
Luminance	0.3446 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB45B #B43F98

analogous

#5DB43F #3FB45B #3FB495

triadic

#3FB45B #5B3FB4 #B45B3F

tetradic

#3FB45B #3F5DB4 #B43F98 #B4953F

square

#3FB45B #3F5DB4 #B43F98 #B4953F

split-complementary

#3FB45B #953FB4 #B43F5D

monochromatic

#1F592D #2F8744 #3FB45B #67CA7E #94DAA5

Accessibility & contrast

On white

2.66

#3FB45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#3FB45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB45B

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB45B	#FFFFFF	#000000	##000000
##3FB45B	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A554

Deuteranopia (green-blind)

#A79B61

Tritanopia (blue-blind)

#17B09F

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #3fb45b;
/* rgb */ color: rgb(63, 180, 91);
/* oklch */ color: oklch(68.4% 0.165 148.1);

Tailwind

colors: {
  custom: {
    50: '#81cb8b',
    500: '#3fb45b',
    950: '#000000',
  },
}

SCSS

$custom: #3fb45b;
$custom-light: #81cb8b;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb45b",
  "rgb": {
    "r": 63,
    "g": 180,
    "b": 91
  },
  "hsl": {
    "h": 134.359,
    "s": 48.148,
    "l": 47.647
  },
  "oklch": {
    "l": 0.68353,
    "c": 0.16474,
    "h": 148.1
  },
  "luminance": 0.34455
}

Semantic roles & 50–950 ramp

primary

#3FB45B

secondary

#C58AB7

accent

#50B7D8

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #3FB45B

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

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