#408DFF#408DFF

#408DFF is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.4% C 0.186 H 258.4°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#408DFF
RGB	rgb(64, 141, 255)
HSL	hsl(216, 100%, 63%)
HSV	hsv(216, 75%, 100%)
CMYK	cmyk(74.9%, 44.7%, 0%, 0%)
CIE-LAB	lab(59.30, 14.65, -63.47)
CIE-LCH	lch(59.30, 65.14, 283.00°)
OKLab	oklab(65.35% -0.0373 -0.182)
OKLCH	oklch(65.35% 0.186 258.4)
XYZ	xyz(29.6826, 27.3563, 98.3043)
Luminance	0.2736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408DFF #FFB240

analogous

#40ECFF #408DFF #5340FF

triadic

#408DFF #FF408D #8DFF40

tetradic

#408DFF #FF40EC #FFB240 #40FF53

square

#408DFF #FF40EC #FFB240 #40FF53

split-complementary

#408DFF #FF5340 #ECFF40

monochromatic

#004FC5 #0368FF #408DFF #7DB2FF #BAD6FF

Accessibility & contrast

On white

3.24

#408DFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#408DFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408DFF

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408DFF	#FFFFFF	#000000	##000000
##408DFF	1.00	3.24	6.47	6.47
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5198FF

Deuteranopia (green-blind)

#2787FD

Tritanopia (blue-blind)

#00A8BA

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #408dff;
/* rgb */ color: rgb(64, 141, 255);
/* oklch */ color: oklch(65.4% 0.186 258.4);

Tailwind

colors: {
  custom: {
    50: '#8dadff',
    500: '#408dff',
    950: '#000000',
  },
}

SCSS

$custom: #408dff;
$custom-light: #8dadff;
$custom-dark: #000000;

JSON

{
  "hex": "#408dff",
  "rgb": {
    "r": 64,
    "g": 141,
    "b": 255
  },
  "hsl": {
    "h": 215.812,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65355,
    "c": 0.18577,
    "h": 258.4
  },
  "luminance": 0.2736
}

Semantic roles & 50–950 ramp

primary

#408DFF

secondary

#F0D4AB

accent

#8900E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1018

muted

#7E7F86

Preview Lab

Preview with #408DFF

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

Preview Lab → · Contrast checker → · Palette generator →