#408BCF#408BCF

#408BCF is a light, vivid cyan. Relative luminance 0.241; OKLCH L 62.1% C 0.127 H 248.6°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#408BCF
RGB	rgb(64, 139, 207)
HSL	hsl(209, 60%, 53%)
HSV	hsv(209, 69%, 81%)
CMYK	cmyk(69.1%, 32.9%, 0%, 18.8%)
CIE-LAB	lab(56.15, -1.19, -41.80)
CIE-LCH	lch(56.15, 41.82, 268.37°)
OKLab	oklab(62.05% -0.0463 -0.1185)
OKLCH	oklch(62.05% 0.127 248.6)
XYZ	xyz(22.6052, 24.0578, 62.4717)
Luminance	0.2406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408BCF #CF8440

analogous

#40CFCB #408BCF #4043CF

triadic

#408BCF #CF408B #8BCF40

tetradic

#408BCF #CB40CF #CF8440 #43CF40

square

#408BCF #CB40CF #CF8440 #43CF40

split-complementary

#408BCF #CF4043 #CFCB40

monochromatic

#1E4C77 #2A6CA8 #408BCF #71A9DB #A2C6E8

Accessibility & contrast

On white

3.61

#408BCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#408BCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408BCF

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408BCF	#FFFFFF	#000000	##000000
##408BCF	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8ED2

Deuteranopia (green-blind)

#5980CE

Tritanopia (blue-blind)

#009BA3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #408bcf;
/* rgb */ color: rgb(64, 139, 207);
/* oklch */ color: oklch(62.1% 0.127 248.6);

Tailwind

colors: {
  custom: {
    50: '#85acde',
    500: '#408bcf',
    950: '#000000',
  },
}

SCSS

$custom: #408bcf;
$custom-light: #85acde;
$custom-dark: #000000;

JSON

{
  "hex": "#408bcf",
  "rgb": {
    "r": 64,
    "g": 139,
    "b": 207
  },
  "hsl": {
    "h": 208.531,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.62053,
    "c": 0.12721,
    "h": 248.6
  },
  "luminance": 0.2406
}

Semantic roles & 50–950 ramp

primary

#408BCF

secondary

#D4B497

accent

#9045E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #408BCF

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

Preview Lab → · Contrast checker → · Palette generator →