#40AAC8#40AAC8

#40AAC8 is a light, moderate cyan. Relative luminance 0.340; OKLCH L 69.0% C 0.104 H 220.2°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#40AAC8
RGB	rgb(64, 170, 200)
HSL	hsl(193, 55%, 52%)
HSV	hsv(193, 68%, 78%)
CMYK	cmyk(68%, 15%, 0%, 21.6%)
CIE-LAB	lab(64.97, -20.68, -24.17)
CIE-LCH	lch(64.97, 31.81, 229.44°)
OKLab	oklab(68.97% -0.0798 -0.0674)
OKLCH	oklch(68.97% 0.104 220.2)
XYZ	xyz(26.9101, 34.0066, 59.7781)
Luminance	0.3401 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AAC8 #C85E40

analogous

#40C8A2 #40AAC8 #4066C8

triadic

#40AAC8 #C840AA #AAC840

tetradic

#40AAC8 #A240C8 #C85E40 #66C840

square

#40AAC8 #A240C8 #C85E40 #66C840

split-complementary

#40AAC8 #C84066 #C8A240

monochromatic

#205D6E #2D859D #40AAC8 #70BFD6 #9FD4E3

Accessibility & contrast

On white

2.69

#40AAC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.80

#40AAC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AAC8

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AAC8	#FFFFFF	#000000	##000000
##40AAC8	1.00	2.69	7.80	7.80
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.80	21.00	1.00	1.00
##000000	7.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98A6CA

Deuteranopia (green-blind)

#8598C8

Tritanopia (blue-blind)

#00B4B4

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40aac8;
/* rgb */ color: rgb(64, 170, 200);
/* oklch */ color: oklch(69.0% 0.104 220.2);

Tailwind

colors: {
  custom: {
    50: '#85c3d8',
    500: '#40aac8',
    950: '#000000',
  },
}

SCSS

$custom: #40aac8;
$custom-light: #85c3d8;
$custom-dark: #000000;

JSON

{
  "hex": "#40aac8",
  "rgb": {
    "r": 64,
    "g": 170,
    "b": 200
  },
  "hsl": {
    "h": 193.235,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.68966,
    "c": 0.10447,
    "h": 220.2
  },
  "luminance": 0.3401
}

Semantic roles & 50–950 ramp

primary

#40AAC8

secondary

#D0A194

accent

#6A49DF

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #40AAC8

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

Preview Lab → · Contrast checker → · Palette generator →