#4FB23B#4FB23B

#4FB23B is a light, vivid green. Relative luminance 0.338; OKLCH L 68.0% C 0.182 H 140.5°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#4FB23B
RGB	rgb(79, 178, 59)
HSL	hsl(110, 50%, 46%)
HSV	hsv(110, 67%, 70%)
CMYK	cmyk(55.6%, 0%, 66.9%, 30.2%)
CIE-LAB	lab(64.82, -51.29, 50.28)
CIE-LCH	lch(64.82, 71.82, 135.57°)
OKLab	oklab(67.96% -0.1404 0.1157)
OKLCH	oklch(67.96% 0.182 140.5)
XYZ	xyz(19.9334, 33.8172, 9.6138)
Luminance	0.3382 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB23B #9E3BB2

analogous

#8BB23B #4FB23B #3BB263

triadic

#4FB23B #3B4FB2 #B23B4F

tetradic

#4FB23B #3B8BB2 #9E3BB2 #B2633B

square

#4FB23B #3B8BB2 #9E3BB2 #B2633B

split-complementary

#4FB23B #633BB2 #B23B8B

monochromatic

#26561D #3B842C #4FB23B #72CA60 #9BDA8E

Accessibility & contrast

On white

2.70

#4FB23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#4FB23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB23B

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB23B	#FFFFFF	#000000	##000000
##4FB23B	1.00	2.70	7.76	7.76
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A22B

Deuteranopia (green-blind)

#AA9A46

Tritanopia (blue-blind)

#43AC9A

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #4fb23b;
/* rgb */ color: rgb(79, 178, 59);
/* oklch */ color: oklch(68.0% 0.182 140.5);

Tailwind

colors: {
  custom: {
    50: '#8aca77',
    500: '#4fb23b',
    950: '#000000',
  },
}

SCSS

$custom: #4fb23b;
$custom-light: #8aca77;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb23b",
  "rgb": {
    "r": 79,
    "g": 178,
    "b": 59
  },
  "hsl": {
    "h": 109.916,
    "s": 50.211,
    "l": 46.471
  },
  "oklch": {
    "l": 0.67961,
    "c": 0.18198,
    "h": 140.5
  },
  "luminance": 0.33819
}

Semantic roles & 50–950 ramp

primary

#4FB23B

secondary

#BA85C4

accent

#4EDAC2

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #4FB23B

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

Preview Lab → · Contrast checker → · Palette generator →