#406ECE#406ECE

#406ECE is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.6% C 0.157 H 263.0°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#406ECE
RGB	rgb(64, 110, 206)
HSL	hsl(221, 59%, 53%)
HSV	hsv(221, 69%, 81%)
CMYK	cmyk(68.9%, 46.6%, 0%, 19.2%)
CIE-LAB	lab(47.87, 16.14, -54.39)
CIE-LCH	lch(47.87, 56.74, 286.53°)
OKLab	oklab(55.61% -0.019 -0.1558)
OKLCH	oklch(55.61% 0.157 263)
XYZ	xyz(18.8269, 16.6962, 60.6110)
Luminance	0.1670 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406ECE #CEA040

analogous

#40B5CE #406ECE #5940CE

triadic

#406ECE #CE406E #6ECE40

tetradic

#406ECE #CE40B5 #CEA040 #40CE59

square

#406ECE #CE40B5 #CEA040 #40CE59

split-complementary

#406ECE #CE5940 #B5CE40

monochromatic

#1E3A75 #2B53A6 #406ECE #7193DA #A1B8E7

Accessibility & contrast

On white

4.84

#406ECE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#406ECE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406ECE

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406ECE	#FFFFFF	#000000	##FFFFFF
##406ECE	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C79D2

Deuteranopia (green-blind)

#1D6BCC

Tritanopia (blue-blind)

#008494

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #406ece;
/* rgb */ color: rgb(64, 110, 206);
/* oklch */ color: oklch(55.6% 0.157 263.0);

Tailwind

colors: {
  custom: {
    50: '#8597dd',
    500: '#406ece',
    950: '#000000',
  },
}

SCSS

$custom: #406ece;
$custom-light: #8597dd;
$custom-dark: #000000;

JSON

{
  "hex": "#406ece",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 206
  },
  "hsl": {
    "h": 220.563,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55608,
    "c": 0.15698,
    "h": 263
  },
  "luminance": 0.16698
}

Semantic roles & 50–950 ramp

primary

#406ECE

secondary

#D4C096

accent

#B045E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406ECE

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

Preview Lab → · Contrast checker → · Palette generator →