#406CE7#406CE7

#406CE7 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 57.0% C 0.193 H 265.7°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#406CE7
RGB	rgb(64, 108, 231)
HSL	hsl(224, 78%, 58%)
HSV	hsv(224, 72%, 91%)
CMYK	cmyk(72.3%, 53.2%, 0%, 9.4%)
CIE-LAB	lab(48.99, 26.40, -66.78)
CIE-LCH	lch(48.99, 71.81, 291.57°)
OKLab	oklab(56.98% -0.0145 -0.1923)
OKLCH	oklch(56.98% 0.193 265.7)
XYZ	xyz(21.8957, 17.5823, 77.8256)
Luminance	0.1759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CE7 #E7BB40

analogous

#40BFE7 #406CE7 #6840E7

triadic

#406CE7 #E7406C #6CE740

tetradic

#406CE7 #E740BF #E7BB40 #40E768

square

#406CE7 #E740BF #E7BB40 #40E768

split-complementary

#406CE7 #E76840 #BFE740

monochromatic

#133799 #1A4AD0 #406CE7 #7696EE #ADC0F5

Accessibility & contrast

On white

4.65

#406CE7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#406CE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #406CE7

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CE7	#FFFFFF	#000000	##FFFFFF
##406CE7	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#067CEB

Deuteranopia (green-blind)

#006DE5

Tritanopia (blue-blind)

#008A9F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #406ce7;
/* rgb */ color: rgb(64, 108, 231);
/* oklch */ color: oklch(57.0% 0.193 265.7);

Tailwind

colors: {
  custom: {
    50: '#8a95ef',
    500: '#406ce7',
    950: '#000000',
  },
}

SCSS

$custom: #406ce7;
$custom-light: #8a95ef;
$custom-dark: #000000;

JSON

{
  "hex": "#406ce7",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 231
  },
  "hsl": {
    "h": 224.192,
    "s": 77.674,
    "l": 57.843
  },
  "oklch": {
    "l": 0.56978,
    "c": 0.19283,
    "h": 265.7
  },
  "luminance": 0.17585
}

Semantic roles & 50–950 ramp

primary

#406CE7

secondary

#E3D1A0

accent

#C134F4

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0D0D17

muted

#7E7E85

Preview Lab

Preview with #406CE7

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

Preview Lab → · Contrast checker → · Palette generator →