#40AFB3#40AFB3

#40AFB3 is a light, moderate teal. Relative luminance 0.350; OKLCH L 69.4% C 0.099 H 198.5°. Best body text is #000000 at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#40AFB3
RGB	rgb(64, 175, 179)
HSL	hsl(182, 47%, 48%)
HSV	hsv(182, 64%, 70%)
CMYK	cmyk(64.2%, 2.2%, 0%, 29.8%)
CIE-LAB	lab(65.75, -29.56, -11.32)
CIE-LCH	lch(65.75, 31.66, 200.95°)
OKLab	oklab(69.36% -0.0936 -0.0314)
OKLCH	oklch(69.36% 0.099 198.5)
XYZ	xyz(25.5775, 35.0018, 48.0471)
Luminance	0.3500 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AFB3 #B34440

analogous

#40B37D #40AFB3 #4075B3

triadic

#40AFB3 #B340AF #AFB340

tetradic

#40AFB3 #7D40B3 #B34440 #75B340

square

#40AFB3 #7D40B3 #B34440 #75B340

split-complementary

#40AFB3 #B34075 #B37D40

monochromatic

#205759 #308386 #40AFB3 #67C5C9 #94D7D9

Accessibility & contrast

On white

2.62

#40AFB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.00

#40AFB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AFB3

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AFB3	#FFFFFF	#000000	##000000
##40AFB3	1.00	2.62	8.00	8.00
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.00	21.00	1.00	1.00
##000000	8.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3A7B3

Deuteranopia (green-blind)

#919AB4

Tritanopia (blue-blind)

#00B5B0

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40afb3;
/* rgb */ color: rgb(64, 175, 179);
/* oklch */ color: oklch(69.4% 0.099 198.5);

Tailwind

colors: {
  custom: {
    50: '#83c7c9',
    500: '#40afb3',
    950: '#000000',
  },
}

SCSS

$custom: #40afb3;
$custom-light: #83c7c9;
$custom-dark: #000000;

JSON

{
  "hex": "#40afb3",
  "rgb": {
    "r": 64,
    "g": 175,
    "b": 179
  },
  "hsl": {
    "h": 182.087,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.69357,
    "c": 0.09873,
    "h": 198.5
  },
  "luminance": 0.35005
}

Semantic roles & 50–950 ramp

primary

#40AFB3

secondary

#C48C8A

accent

#5651D7

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40AFB3

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

Preview Lab → · Contrast checker → · Palette generator →