#4056D7#4056D7

#4056D7 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.5% C 0.198 H 270.4°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4056D7
RGB	rgb(64, 86, 215)
HSL	hsl(231, 65%, 55%)
HSV	hsv(231, 70%, 84%)
CMYK	cmyk(70.2%, 60%, 0%, 15.7%)
CIE-LAB	lab(42.23, 34.55, -68.68)
CIE-LCH	lch(42.23, 76.88, 296.71°)
OKLab	oklab(51.55% 0.0014 -0.1982)
OKLCH	oklch(51.55% 0.198 270.4)
XYZ	xyz(17.7037, 12.6501, 65.7855)
Luminance	0.1265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4056D7 #D7C140

analogous

#40A2D7 #4056D7 #7540D7

triadic

#4056D7 #D74056 #56D740

tetradic

#4056D7 #D740A2 #D7C140 #40D775

square

#4056D7 #D740A2 #D7C140 #40D775

split-complementary

#4056D7 #D77540 #A2D740

monochromatic

#1B2A81 #263AB4 #4056D7 #7383E2 #A5B0EC

Accessibility & contrast

On white

5.95

#4056D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4056D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4056D7

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4056D7	#FFFFFF	#000000	##FFFFFF
##4056D7	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDB

Deuteranopia (green-blind)

#005DD4

Tritanopia (blue-blind)

#00778E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4056d7;
/* rgb */ color: rgb(64, 86, 215);
/* oklch */ color: oklch(51.5% 0.198 270.4);

Tailwind

colors: {
  custom: {
    50: '#8885e4',
    500: '#4056d7',
    950: '#000000',
  },
}

SCSS

$custom: #4056d7;
$custom-light: #8885e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4056d7",
  "rgb": {
    "r": 64,
    "g": 86,
    "b": 215
  },
  "hsl": {
    "h": 231.258,
    "s": 65.368,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51548,
    "c": 0.19817,
    "h": 270.4
  },
  "luminance": 0.12652
}

Semantic roles & 50–950 ramp

primary

#4056D7

secondary

#D9D09A

accent

#D03FE8

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4056D7

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

Preview Lab → · Contrast checker → · Palette generator →