#4052BE#4052BE

#4052BE is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.8% C 0.170 H 271.5°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#4052BE
RGB	rgb(64, 82, 190)
HSL	hsl(231, 50%, 50%)
HSV	hsv(231, 66%, 75%)
CMYK	cmyk(66.3%, 56.8%, 0%, 25.5%)
CIE-LAB	lab(39.31, 28.28, -58.97)
CIE-LCH	lch(39.31, 65.40, 295.62°)
OKLab	oklab(48.78% 0.0044 -0.1697)
OKLCH	oklch(48.78% 0.17 271.5)
XYZ	xyz(14.4228, 10.8410, 50.0377)
Luminance	0.1084 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4052BE #BEAC40

analogous

#4091BE #4052BE #6D40BE

triadic

#4052BE #BE4052 #52BE40

tetradic

#4052BE #BE4091 #BEAC40 #40BE6D

square

#4052BE #BE4091 #BEAC40 #40BE6D

split-complementary

#4052BE #BE6D40 #91BE40

monochromatic

#212A62 #313E90 #4052BE #6D7BCE #9BA5DD

Accessibility & contrast

On white

6.63

#4052BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#4052BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4052BE

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4052BE	#FFFFFF	#000000	##FFFFFF
##4052BE	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C2

Deuteranopia (green-blind)

#0057BC

Tritanopia (blue-blind)

#006C80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4052be;
/* rgb */ color: rgb(64, 82, 190);
/* oklch */ color: oklch(48.8% 0.170 271.5);

Tailwind

colors: {
  custom: {
    50: '#8382d2',
    500: '#4052be',
    950: '#000000',
  },
}

SCSS

$custom: #4052be;
$custom-light: #8382d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4052be",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 190
  },
  "hsl": {
    "h": 231.429,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.48775,
    "c": 0.16976,
    "h": 271.5
  },
  "luminance": 0.10842
}

Semantic roles & 50–950 ramp

primary

#4052BE

secondary

#C9C190

accent

#C54FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4052BE

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

Preview Lab → · Contrast checker → · Palette generator →