#408BCD#408BCD

#408BCD is a mid, vivid cyan. Relative luminance 0.240; OKLCH L 61.9% C 0.125 H 247.9°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#408BCD
RGB	rgb(64, 139, 205)
HSL	hsl(208, 59%, 53%)
HSV	hsv(208, 69%, 80%)
CMYK	cmyk(68.8%, 32.2%, 0%, 19.6%)
CIE-LAB	lab(56.05, -1.88, -40.83)
CIE-LCH	lch(56.05, 40.87, 267.36°)
OKLab	oklab(61.94% -0.0469 -0.1156)
OKLCH	oklch(61.94% 0.125 247.9)
XYZ	xyz(22.3623, 23.9606, 61.1921)
Luminance	0.2396 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408BCD #CD8240

analogous

#40CDC8 #408BCD #4045CD

triadic

#408BCD #CD408B #8BCD40

tetradic

#408BCD #C840CD #CD8240 #45CD40

square

#408BCD #C840CD #CD8240 #45CD40

split-complementary

#408BCD #CD4045 #CDC840

monochromatic

#1E4C74 #2B6CA5 #408BCD #71A8DA #A1C6E6

Accessibility & contrast

On white

3.63

#408BCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#408BCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408BCD

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408BCD	#FFFFFF	#000000	##000000
##408BCD	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E8ED0

Deuteranopia (green-blind)

#5A80CC

Tritanopia (blue-blind)

#009BA3

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #408bcd;
/* rgb */ color: rgb(64, 139, 205);
/* oklch */ color: oklch(61.9% 0.125 247.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#408bcd",
  "rgb": {
    "r": 64,
    "g": 139,
    "b": 205
  },
  "hsl": {
    "h": 208.085,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.61945,
    "c": 0.12478,
    "h": 247.9
  },
  "luminance": 0.23963
}

Semantic roles & 50–950 ramp

primary

#408BCD

secondary

#D3B296

accent

#8F46E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #408BCD

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

Preview Lab → · Contrast checker → · Palette generator →