#40A9BC#40A9BC

#40A9BC is a light, moderate teal. Relative luminance 0.331; OKLCH L 68.2% C 0.098 H 211.7°. Best body text is #000000 at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#40A9BC
RGB	rgb(64, 169, 188)
HSL	hsl(189, 49%, 49%)
HSV	hsv(189, 66%, 74%)
CMYK	cmyk(66%, 10.1%, 0%, 26.3%)
CIE-LAB	lab(64.24, -23.89, -18.61)
CIE-LCH	lch(64.24, 30.28, 217.91°)
OKLab	oklab(68.24% -0.0835 -0.0517)
OKLCH	oklch(68.24% 0.098 211.7)
XYZ	xyz(25.3756, 33.0940, 52.6176)
Luminance	0.3310 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A9BC #BC5340

analogous

#40BC91 #40A9BC #406BBC

triadic

#40A9BC #BC40A9 #A9BC40

tetradic

#40A9BC #9140BC #BC5340 #6BBC40

square

#40A9BC #9140BC #BC5340 #6BBC40

split-complementary

#40A9BC #BC406B #BC9140

monochromatic

#215761 #30808E #40A9BC #6CBECD #9AD2DD

Accessibility & contrast

On white

2.76

#40A9BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.62

#40A9BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A9BC

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A9BC	#FFFFFF	#000000	##000000
##40A9BC	1.00	2.76	7.62	7.62
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.62	21.00	1.00	1.00
##000000	7.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AA3BD

Deuteranopia (green-blind)

#8896BC

Tritanopia (blue-blind)

#00B1AF

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #40a9bc;
/* rgb */ color: rgb(64, 169, 188);
/* oklch */ color: oklch(68.2% 0.098 211.7);

Tailwind

colors: {
  custom: {
    50: '#84c3d0',
    500: '#40a9bc',
    950: '#000000',
  },
}

SCSS

$custom: #40a9bc;
$custom-light: #84c3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#40a9bc",
  "rgb": {
    "r": 64,
    "g": 169,
    "b": 188
  },
  "hsl": {
    "h": 189.194,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.68236,
    "c": 0.09825,
    "h": 211.7
  },
  "luminance": 0.33097
}

Semantic roles & 50–950 ramp

primary

#40A9BC

secondary

#C9988F

accent

#644FD9

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1214

muted

#7D8182

Preview Lab

Preview with #40A9BC

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

Preview Lab → · Contrast checker → · Palette generator →