#40B481#40B481

#40B481 is a light, vivid teal. Relative luminance 0.353; OKLCH L 69.1% C 0.129 H 160.8°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#40B481
RGB	rgb(64, 180, 129)
HSL	hsl(154, 48%, 48%)
HSV	hsv(154, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 28.3%, 29.4%)
CIE-LAB	lab(65.99, -44.59, 16.65)
CIE-LCH	lch(65.99, 47.60, 159.52°)
OKLab	oklab(69.13% -0.122 0.0424)
OKLCH	oklch(69.13% 0.129 160.8)
XYZ	xyz(22.3959, 35.3151, 26.4008)
Luminance	0.3532 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B481 #B44073

analogous

#40B447 #40B481 #40ADB4

triadic

#40B481 #8140B4 #B48140

tetradic

#40B481 #4740B4 #B44073 #ADB440

square

#40B481 #4740B4 #B44073 #ADB440

split-complementary

#40B481 #B440AD #B44740

monochromatic

#205A40 #308761 #40B481 #68C99E #95D9BB

Accessibility & contrast

On white

2.60

#40B481 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#40B481 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B481

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B481	#FFFFFF	#000000	##000000
##40B481	1.00	2.60	8.06	8.06
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A77E

Deuteranopia (green-blind)

#A29C84

Tritanopia (blue-blind)

#00B3A6

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40b481;
/* rgb */ color: rgb(64, 180, 129);
/* oklch */ color: oklch(69.1% 0.129 160.8);

Tailwind

colors: {
  custom: {
    50: '#81cba5',
    500: '#40b481',
    950: '#000000',
  },
}

SCSS

$custom: #40b481;
$custom-light: #81cba5;
$custom-dark: #000000;

JSON

{
  "hex": "#40b481",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 129
  },
  "hsl": {
    "h": 153.621,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.69126,
    "c": 0.12919,
    "h": 160.8
  },
  "luminance": 0.35317
}

Semantic roles & 50–950 ramp

primary

#40B481

secondary

#C58BA4

accent

#518CD7

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #40B481

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

Preview Lab → · Contrast checker → · Palette generator →