#40A378#40A378

#40A378 is a light, moderate teal. Relative luminance 0.286; OKLCH L 64.5% C 0.114 H 161.8°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#40A378
RGB	rgb(64, 163, 120)
HSL	hsl(154, 44%, 45%)
HSV	hsv(154, 61%, 64%)
CMYK	cmyk(60.7%, 0%, 26.4%, 36.1%)
CIE-LAB	lab(60.46, -39.29, 13.92)
CIE-LCH	lch(60.46, 41.68, 160.49°)
OKLab	oklab(64.54% -0.108 0.0355)
OKLCH	oklch(64.54% 0.114 161.8)
XYZ	xyz(18.6000, 28.6386, 22.3132)
Luminance	0.2864 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A378 #A3406B

analogous

#40A346 #40A378 #409DA3

triadic

#40A378 #7840A3 #A37840

tetradic

#40A378 #4640A3 #A3406B #9DA340

square

#40A378 #4640A3 #A3406B #9DA340

split-complementary

#40A378 #A3409D #A34640

monochromatic

#1D4B37 #2F7758 #40A378 #60C096 #8CD2B3

Accessibility & contrast

On white

3.12

#40A378 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#40A378 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A378

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A378	#FFFFFF	#000000	##000000
##40A378	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A19876

Deuteranopia (green-blind)

#938E7B

Tritanopia (blue-blind)

#09A397

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #40a378;
/* rgb */ color: rgb(64, 163, 120);
/* oklch */ color: oklch(64.5% 0.114 161.8);

Tailwind

colors: {
  custom: {
    50: '#7fbf9f',
    500: '#40a378',
    950: '#000000',
  },
}

SCSS

$custom: #40a378;
$custom-light: #7fbf9f;
$custom-dark: #000000;

JSON

{
  "hex": "#40a378",
  "rgb": {
    "r": 64,
    "g": 163,
    "b": 120
  },
  "hsl": {
    "h": 153.939,
    "s": 43.612,
    "l": 44.51
  },
  "oklch": {
    "l": 0.64535,
    "c": 0.11366,
    "h": 161.8
  },
  "luminance": 0.2864
}

Semantic roles & 50–950 ramp

primary

#40A378

secondary

#BD829C

accent

#548CD3

background

#F8FBF9

surface

#EFF7F2

border

#CAD0CC

text

#0B120E

muted

#7C817E

Preview Lab

Preview with #40A378

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

Preview Lab → · Contrast checker → · Palette generator →