#40B398#40B398

#40B398 is a light, moderate teal. Relative luminance 0.356; OKLCH L 69.5% C 0.111 H 174.4°. Best body text is #000000 at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#40B398
RGB	rgb(64, 179, 152)
HSL	hsl(166, 47%, 48%)
HSV	hsv(166, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 15.1%, 29.8%)
CIE-LAB	lab(66.21, -38.76, 4.33)
CIE-LCH	lch(66.21, 39.00, 173.62°)
OKLab	oklab(69.48% -0.1101 0.0109)
OKLCH	oklch(69.48% 0.111 174.4)
XYZ	xyz(23.8992, 35.5946, 35.3106)
Luminance	0.3560 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B398 #B3405B

analogous

#40B35E #40B398 #4094B3

triadic

#40B398 #9840B3 #B39840

tetradic

#40B398 #5E40B3 #B3405B #94B340

square

#40B398 #5E40B3 #B3405B #94B340

split-complementary

#40B398 #B34094 #B35E40

monochromatic

#20594B #308672 #40B398 #67C9B2 #94D9C9

Accessibility & contrast

On white

2.59

#40B398 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.12

#40B398 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B398

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B398	#FFFFFF	#000000	##000000
##40B398	1.00	2.59	8.12	8.12
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.12	21.00	1.00	1.00
##000000	8.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADA897

Deuteranopia (green-blind)

#9D9C9A

Tritanopia (blue-blind)

#00B5AB

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b398;
/* rgb */ color: rgb(64, 179, 152);
/* oklch */ color: oklch(69.5% 0.111 174.4);

Tailwind

colors: {
  custom: {
    50: '#82cab6',
    500: '#40b398',
    950: '#000000',
  },
}

SCSS

$custom: #40b398;
$custom-light: #82cab6;
$custom-dark: #000000;

JSON

{
  "hex": "#40b398",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 152
  },
  "hsl": {
    "h": 165.913,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.69477,
    "c": 0.11063,
    "h": 174.4
  },
  "luminance": 0.35597
}

Semantic roles & 50–950 ramp

primary

#40B398

secondary

#C48A98

accent

#5170D7

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #40B398

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

Preview Lab → · Contrast checker → · Palette generator →