#408BD5#408BD5

#408BD5 is a light, vivid cyan. Relative luminance 0.244; OKLCH L 62.4% C 0.135 H 250.6°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#408BD5
RGB	rgb(64, 139, 213)
HSL	hsl(210, 64%, 54%)
HSV	hsv(210, 70%, 84%)
CMYK	cmyk(70%, 34.7%, 0%, 16.5%)
CIE-LAB	lab(56.44, 0.91, -44.71)
CIE-LCH	lch(56.44, 44.72, 271.16°)
OKLab	oklab(62.38% -0.0447 -0.127)
OKLCH	oklch(62.38% 0.135 250.6)
XYZ	xyz(23.3527, 24.3568, 66.4085)
Luminance	0.2436 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408BD5 #D58A40

analogous

#40D5D5 #408BD5 #4041D5

triadic

#408BD5 #D5408B #8BD540

tetradic

#408BD5 #D540D5 #D58A40 #41D540

square

#408BD5 #D540D5 #D58A40 #41D540

split-complementary

#408BD5 #D54041 #D5D540

monochromatic

#1C4E7F #276CB1 #408BD5 #72A9E0 #A4C8EB

Accessibility & contrast

On white

3.58

#408BD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#408BD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408BD5

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408BD5	#FFFFFF	#000000	##000000
##408BD5	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8FD8

Deuteranopia (green-blind)

#5481D4

Tritanopia (blue-blind)

#009CA6

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #408bd5;
/* rgb */ color: rgb(64, 139, 213);
/* oklch */ color: oklch(62.4% 0.135 250.6);

Tailwind

colors: {
  custom: {
    50: '#86ace2',
    500: '#408bd5',
    950: '#000000',
  },
}

SCSS

$custom: #408bd5;
$custom-light: #86ace2;
$custom-dark: #000000;

JSON

{
  "hex": "#408bd5",
  "rgb": {
    "r": 64,
    "g": 139,
    "b": 213
  },
  "hsl": {
    "h": 209.799,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.62384,
    "c": 0.13459,
    "h": 250.6
  },
  "luminance": 0.24359
}

Semantic roles & 50–950 ramp

primary

#408BD5

secondary

#D8B899

accent

#9341E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #408BD5

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

Preview Lab → · Contrast checker → · Palette generator →