#40B453#40B453

#40B453 is a light, vivid green. Relative luminance 0.344; OKLCH L 68.3% C 0.172 H 146.3°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#40B453
RGB	rgb(64, 180, 83)
HSL	hsl(130, 48%, 48%)
HSV	hsv(130, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 53.9%, 29.4%)
CIE-LAB	lab(65.24, -52.81, 39.71)
CIE-LCH	lch(65.24, 66.08, 143.06°)
OKLab	oklab(68.26% -0.1427 0.0952)
OKLCH	oklch(68.26% 0.172 146.3)
XYZ	xyz(19.9956, 34.3550, 13.7594)
Luminance	0.3436 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B453 #B440A1

analogous

#67B440 #40B453 #40B48D

triadic

#40B453 #5340B4 #B45340

tetradic

#40B453 #4067B4 #B440A1 #B48D40

square

#40B453 #4067B4 #B440A1 #B48D40

split-complementary

#40B453 #8D40B4 #B44067

monochromatic

#205A29 #30873E #40B453 #68C978 #95D9A0

Accessibility & contrast

On white

2.67

#40B453 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#40B453 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B453

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B453	#FFFFFF	#000000	##000000
##40B453	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A44A

Deuteranopia (green-blind)

#A89A5A

Tritanopia (blue-blind)

#1FB09E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40b453;
/* rgb */ color: rgb(64, 180, 83);
/* oklch */ color: oklch(68.3% 0.172 146.3);

Tailwind

colors: {
  custom: {
    50: '#82cb86',
    500: '#40b453',
    950: '#000000',
  },
}

SCSS

$custom: #40b453;
$custom-light: #82cb86;
$custom-dark: #000000;

JSON

{
  "hex": "#40b453",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 83
  },
  "hsl": {
    "h": 129.828,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.68264,
    "c": 0.17154,
    "h": 146.3
  },
  "luminance": 0.34357
}

Semantic roles & 50–950 ramp

primary

#40B453

secondary

#C58BBB

accent

#51C1D7

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C130B

muted

#7D827C

Preview Lab

Preview with #40B453

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

Preview Lab → · Contrast checker → · Palette generator →