#408BCC#408BCC

#408BCC is a mid, vivid cyan. Relative luminance 0.239; OKLCH L 61.9% C 0.124 H 247.6°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#408BCC
RGB	rgb(64, 139, 204)
HSL	hsl(208, 58%, 53%)
HSV	hsv(208, 69%, 80%)
CMYK	cmyk(68.6%, 31.9%, 0%, 20%)
CIE-LAB	lab(56.00, -2.23, -40.34)
CIE-LCH	lch(56.00, 40.40, 266.84°)
OKLab	oklab(61.89% -0.0472 -0.1142)
OKLCH	oklch(61.89% 0.124 247.6)
XYZ	xyz(22.2420, 23.9125, 60.5584)
Luminance	0.2392 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408BCC #CC8140

analogous

#40CCC7 #408BCC #4045CC

triadic

#408BCC #CC408B #8BCC40

tetradic

#408BCC #C740CC #CC8140 #45CC40

square

#408BCC #C740CC #CC8140 #45CC40

split-complementary

#408BCC #CC4045 #CCC740

monochromatic

#1F4C73 #2C6CA3 #408BCC #70A8D9 #A1C6E6

Accessibility & contrast

On white

3.63

#408BCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#408BCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408BCC

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408BCC	#FFFFFF	#000000	##000000
##408BCC	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E8ECF

Deuteranopia (green-blind)

#5A80CB

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #408bcc;
/* rgb */ color: rgb(64, 139, 204);
/* oklch */ color: oklch(61.9% 0.124 247.6);

Tailwind

colors: {
  custom: {
    50: '#84acdc',
    500: '#408bcc',
    950: '#000000',
  },
}

SCSS

$custom: #408bcc;
$custom-light: #84acdc;
$custom-dark: #000000;

JSON

{
  "hex": "#408bcc",
  "rgb": {
    "r": 64,
    "g": 139,
    "b": 204
  },
  "hsl": {
    "h": 207.857,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.61891,
    "c": 0.12357,
    "h": 247.6
  },
  "luminance": 0.23915
}

Semantic roles & 50–950 ramp

primary

#408BCC

secondary

#D2B295

accent

#8E47E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #408BCC

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

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