#408FDA#408FDA

#408FDA is a light, vivid cyan. Relative luminance 0.258; OKLCH L 63.6% C 0.137 H 249.9°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#408FDA
RGB	rgb(64, 143, 218)
HSL	hsl(209, 68%, 55%)
HSV	hsv(209, 71%, 85%)
CMYK	cmyk(70.6%, 34.4%, 0%, 14.5%)
CIE-LAB	lab(57.84, 0.30, -45.30)
CIE-LCH	lch(57.84, 45.30, 270.38°)
OKLab	oklab(63.56% -0.0471 -0.1286)
OKLCH	oklch(63.56% 0.137 249.9)
XYZ	xyz(24.5870, 25.7942, 69.9991)
Luminance	0.2580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408FDA #DA8B40

analogous

#40DAD8 #408FDA #4042DA

triadic

#408FDA #DA408F #8FDA40

tetradic

#408FDA #D840DA #DA8B40 #42DA40

square

#408FDA #D840DA #DA8B40 #42DA40

split-complementary

#408FDA #DA4042 #DAD840

monochromatic

#1A5186 #2470B9 #408FDA #73ADE4 #A7CBEE

Accessibility & contrast

On white

3.41

#408FDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#408FDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408FDA

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408FDA	#FFFFFF	#000000	##000000
##408FDA	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D93DD

Deuteranopia (green-blind)

#5784D9

Tritanopia (blue-blind)

#00A1AA

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #408fda;
/* rgb */ color: rgb(64, 143, 218);
/* oklch */ color: oklch(63.6% 0.137 249.9);

Tailwind

colors: {
  custom: {
    50: '#87afe6',
    500: '#408fda',
    950: '#000000',
  },
}

SCSS

$custom: #408fda;
$custom-light: #87afe6;
$custom-dark: #000000;

JSON

{
  "hex": "#408fda",
  "rgb": {
    "r": 64,
    "g": 143,
    "b": 218
  },
  "hsl": {
    "h": 209.221,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.63563,
    "c": 0.13701,
    "h": 249.9
  },
  "luminance": 0.25797
}

Semantic roles & 50–950 ramp

primary

#408FDA

secondary

#DBBA9B

accent

#923DEA

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D1016

muted

#7D7F84

Preview Lab

Preview with #408FDA

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

Preview Lab → · Contrast checker → · Palette generator →