#40AAC7#40AAC7

#40AAC7 is a light, moderate cyan. Relative luminance 0.340; OKLCH L 68.9% C 0.104 H 219.5°. Best body text is #000000 at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#40AAC7
RGB	rgb(64, 170, 199)
HSL	hsl(193, 55%, 52%)
HSV	hsv(193, 68%, 78%)
CMYK	cmyk(67.8%, 14.6%, 0%, 22%)
CIE-LAB	lab(64.93, -21.00, -23.67)
CIE-LCH	lch(64.93, 31.64, 228.42°)
OKLab	oklab(68.92% -0.0802 -0.066)
OKLCH	oklch(68.92% 0.104 219.5)
XYZ	xyz(26.7936, 33.9600, 59.1646)
Luminance	0.3396 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AAC7 #C75D40

analogous

#40C7A1 #40AAC7 #4067C7

triadic

#40AAC7 #C740AA #AAC740

tetradic

#40AAC7 #A140C7 #C75D40 #67C740

square

#40AAC7 #A140C7 #C75D40 #67C740

split-complementary

#40AAC7 #C74067 #C7A140

monochromatic

#205C6D #2E849C #40AAC7 #6FBFD5 #9FD4E3

Accessibility & contrast

On white

2.69

#40AAC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.79

#40AAC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AAC7

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AAC7	#FFFFFF	#000000	##000000
##40AAC7	1.00	2.69	7.79	7.79
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.79	21.00	1.00	1.00
##000000	7.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98A5C9

Deuteranopia (green-blind)

#8598C7

Tritanopia (blue-blind)

#00B4B3

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40aac7;
/* rgb */ color: rgb(64, 170, 199);
/* oklch */ color: oklch(68.9% 0.104 219.5);

Tailwind

colors: {
  custom: {
    50: '#85c3d8',
    500: '#40aac7',
    950: '#000000',
  },
}

SCSS

$custom: #40aac7;
$custom-light: #85c3d8;
$custom-dark: #000000;

JSON

{
  "hex": "#40aac7",
  "rgb": {
    "r": 64,
    "g": 170,
    "b": 199
  },
  "hsl": {
    "h": 192.889,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.68924,
    "c": 0.10387,
    "h": 219.5
  },
  "luminance": 0.33963
}

Semantic roles & 50–950 ramp

primary

#40AAC7

secondary

#CFA094

accent

#6A4ADE

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #40AAC7

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

Preview Lab → · Contrast checker → · Palette generator →