#408AD3#408AD3

#408AD3 is a light, vivid cyan. Relative luminance 0.240; OKLCH L 62.0% C 0.133 H 250.6°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#408AD3
RGB	rgb(64, 138, 211)
HSL	hsl(210, 63%, 54%)
HSV	hsv(210, 70%, 83%)
CMYK	cmyk(69.7%, 34.6%, 0%, 17.3%)
CIE-LAB	lab(56.06, 0.80, -44.20)
CIE-LCH	lch(56.06, 44.20, 271.03°)
OKLab	oklab(62.05% -0.0442 -0.1255)
OKLCH	oklch(62.05% 0.133 250.6)
XYZ	xyz(22.9563, 23.9676, 65.0318)
Luminance	0.2397 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408AD3 #D38940

analogous

#40D3D3 #408AD3 #4041D3

triadic

#408AD3 #D3408A #8AD340

tetradic

#408AD3 #D340D3 #D38940 #41D340

square

#408AD3 #D340D3 #D38940 #41D340

split-complementary

#408AD3 #D34041 #D3D340

monochromatic

#1D4D7C #286BAE #408AD3 #72A8DE #A3C7EA

Accessibility & contrast

On white

3.62

#408AD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#408AD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408AD3

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408AD3	#FFFFFF	#000000	##000000
##408AD3	1.00	3.62	5.79	5.79
#FFFFFF	3.62	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)

#698ED6

Deuteranopia (green-blind)

#5480D2

Tritanopia (blue-blind)

#009BA5

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #408ad3;
/* rgb */ color: rgb(64, 138, 211);
/* oklch */ color: oklch(62.0% 0.133 250.6);

Tailwind

colors: {
  custom: {
    50: '#85abe1',
    500: '#408ad3',
    950: '#000000',
  },
}

SCSS

$custom: #408ad3;
$custom-light: #85abe1;
$custom-dark: #000000;

JSON

{
  "hex": "#408ad3",
  "rgb": {
    "r": 64,
    "g": 138,
    "b": 211
  },
  "hsl": {
    "h": 209.796,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.62047,
    "c": 0.13305,
    "h": 250.6
  },
  "luminance": 0.2397
}

Semantic roles & 50–950 ramp

primary

#408AD3

secondary

#D7B798

accent

#9342E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #408AD3

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

Preview Lab → · Contrast checker → · Palette generator →