#4065DF#4065DF

#4065DF is a mid, vivid blue. Relative luminance 0.157; OKLCH L 55.0% C 0.191 H 267.1°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4065DF
RGB	rgb(64, 101, 223)
HSL	hsl(226, 71%, 56%)
HSV	hsv(226, 71%, 87%)
CMYK	cmyk(71.3%, 54.7%, 0%, 12.5%)
CIE-LAB	lab(46.61, 27.94, -66.11)
CIE-LCH	lch(46.61, 71.77, 292.91°)
OKLab	oklab(55.01% -0.0097 -0.1904)
OKLCH	oklch(55.01% 0.191 267.1)
XYZ	xyz(20.0827, 15.7230, 71.7742)
Luminance	0.1573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4065DF #DFBA40

analogous

#40B4DF #4065DF #6B40DF

triadic

#4065DF #DF4065 #65DF40

tetradic

#4065DF #DF40B4 #DFBA40 #40DF6B

square

#4065DF #DF40B4 #DFBA40 #40DF6B

split-complementary

#4065DF #DF6B40 #B4DF40

monochromatic

#18338D #2046C1 #4065DF #748FE8 #A9BAF1

Accessibility & contrast

On white

5.07

#4065DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#4065DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4065DF

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4065DF	#FFFFFF	#000000	##FFFFFF
##4065DF	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E3

Deuteranopia (green-blind)

#0067DD

Tritanopia (blue-blind)

#008398

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4065df;
/* rgb */ color: rgb(64, 101, 223);
/* oklch */ color: oklch(55.0% 0.191 267.1);

Tailwind

colors: {
  custom: {
    50: '#8990ea',
    500: '#4065df',
    950: '#000000',
  },
}

SCSS

$custom: #4065df;
$custom-light: #8990ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4065df",
  "rgb": {
    "r": 64,
    "g": 101,
    "b": 223
  },
  "hsl": {
    "h": 226.038,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.55007,
    "c": 0.19069,
    "h": 267.1
  },
  "luminance": 0.15725
}

Semantic roles & 50–950 ramp

primary

#4065DF

secondary

#DECF9D

accent

#C43AEE

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4065DF

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

Preview Lab → · Contrast checker → · Palette generator →