#4BB551#4BB551

#4BB551 is a light, vivid green. Relative luminance 0.351; OKLCH L 68.8% C 0.170 H 144.4°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#4BB551
RGB	rgb(75, 181, 81)
HSL	hsl(123, 42%, 50%)
HSV	hsv(123, 59%, 71%)
CMYK	cmyk(58.6%, 0%, 55.2%, 29%)
CIE-LAB	lab(65.85, -50.98, 41.49)
CIE-LCH	lch(65.85, 65.73, 140.86°)
OKLab	oklab(68.85% -0.1383 0.0989)
OKLCH	oklch(68.85% 0.17 144.4)
XYZ	xyz(20.9095, 35.1358, 13.4630)
Luminance	0.3514 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB551 #B54BAF

analogous

#7AB54B #4BB551 #4BB586

triadic

#4BB551 #514BB5 #B5514B

tetradic

#4BB551 #4B7AB5 #B54BAF #B5864B

square

#4BB551 #4B7AB5 #B54BAF #B5864B

split-complementary

#4BB551 #864BB5 #B54B7A

monochromatic

#275F2A #398A3D #4BB551 #76C77B #A2D9A5

Accessibility & contrast

On white

2.62

#4BB551 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#4BB551 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB551

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB551	#FFFFFF	#000000	##000000
##4BB551	1.00	2.62	8.03	8.03
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A648

Deuteranopia (green-blind)

#AB9C58

Tritanopia (blue-blind)

#37B09F

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #4bb551;
/* rgb */ color: rgb(75, 181, 81);
/* oklch */ color: oklch(68.8% 0.170 144.4);

Tailwind

colors: {
  custom: {
    50: '#88cc84',
    500: '#4bb551',
    950: '#000000',
  },
}

SCSS

$custom: #4bb551;
$custom-light: #88cc84;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb551",
  "rgb": {
    "r": 75,
    "g": 181,
    "b": 81
  },
  "hsl": {
    "h": 123.396,
    "s": 41.732,
    "l": 50.196
  },
  "oklch": {
    "l": 0.6885,
    "c": 0.17003,
    "h": 144.4
  },
  "luminance": 0.35138
}

Semantic roles & 50–950 ramp

primary

#4BB551

secondary

#C696C3

accent

#56CBD2

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C130B

muted

#7D827C

Preview Lab

Preview with #4BB551

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

Preview Lab → · Contrast checker → · Palette generator →