#40AAD5#40AAD5

#40AAD5 is a light, moderate cyan. Relative luminance 0.346; OKLCH L 69.5% C 0.114 H 228.8°. Best body text is #000000 at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#40AAD5
RGB	rgb(64, 170, 213)
HSL	hsl(197, 64%, 54%)
HSV	hsv(197, 70%, 84%)
CMYK	cmyk(70%, 20.2%, 0%, 16.5%)
CIE-LAB	lab(65.47, -16.51, -30.60)
CIE-LCH	lch(65.47, 34.77, 241.64°)
OKLab	oklab(69.53% -0.075 -0.0858)
OKLCH	oklch(69.53% 0.114 228.8)
XYZ	xyz(28.4945, 34.6403, 68.1224)
Luminance	0.3464 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AAD5 #D56B40

analogous

#40D5B5 #40AAD5 #4060D5

triadic

#40AAD5 #D540AA #AAD540

tetradic

#40AAD5 #B540D5 #D56B40 #60D540

square

#40AAD5 #B540D5 #D56B40 #60D540

split-complementary

#40AAD5 #D54060 #D5B540

monochromatic

#1C627F #2789B1 #40AAD5 #72C0E0 #A4D7EB

Accessibility & contrast

On white

2.65

#40AAD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.93

#40AAD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AAD5

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AAD5	#FFFFFF	#000000	##000000
##40AAD5	1.00	2.65	7.93	7.93
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.93	21.00	1.00	1.00
##000000	7.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94A7D7

Deuteranopia (green-blind)

#7F98D4

Tritanopia (blue-blind)

#00B6B8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40aad5;
/* rgb */ color: rgb(64, 170, 213);
/* oklch */ color: oklch(69.5% 0.114 228.8);

Tailwind

colors: {
  custom: {
    50: '#87c3e2',
    500: '#40aad5',
    950: '#000000',
  },
}

SCSS

$custom: #40aad5;
$custom-light: #87c3e2;
$custom-dark: #000000;

JSON

{
  "hex": "#40aad5",
  "rgb": {
    "r": 64,
    "g": 170,
    "b": 213
  },
  "hsl": {
    "h": 197.315,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.69531,
    "c": 0.11391,
    "h": 228.8
  },
  "luminance": 0.34644
}

Semantic roles & 50–950 ramp

primary

#40AAD5

secondary

#D8AB99

accent

#7141E7

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #40AAD5

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

Preview Lab → · Contrast checker → · Palette generator →