#4052BA#4052BA

#4052BA is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.5% C 0.164 H 271.5°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#4052BA
RGB	rgb(64, 82, 186)
HSL	hsl(231, 49%, 49%)
HSV	hsv(231, 66%, 73%)
CMYK	cmyk(65.6%, 55.9%, 0%, 27.1%)
CIE-LAB	lab(39.02, 26.87, -57.11)
CIE-LCH	lch(39.02, 63.12, 295.19°)
OKLab	oklab(48.46% 0.0043 -0.1642)
OKLCH	oklch(48.46% 0.164 271.5)
XYZ	xyz(13.9916, 10.6685, 47.7667)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4052BA #BAA840

analogous

#408FBA #4052BA #6B40BA

triadic

#4052BA #BA4052 #52BA40

tetradic

#4052BA #BA408F #BAA840 #40BA6B

square

#4052BA #BA408F #BAA840 #40BA6B

split-complementary

#4052BA #BA6B40 #8FBA40

monochromatic

#212A5F #303E8C #4052BA #6B79CC #99A3DC

Accessibility & contrast

On white

6.70

#4052BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#4052BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4052BA

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4052BA	#FFFFFF	#000000	##FFFFFF
##4052BA	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BE

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#006B7E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4052ba;
/* rgb */ color: rgb(64, 82, 186);
/* oklch */ color: oklch(48.5% 0.164 271.5);

Tailwind

colors: {
  custom: {
    50: '#8282cf',
    500: '#4052ba',
    950: '#000000',
  },
}

SCSS

$custom: #4052ba;
$custom-light: #8282cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4052ba",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 186
  },
  "hsl": {
    "h": 231.148,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.48462,
    "c": 0.16427,
    "h": 271.5
  },
  "luminance": 0.1067
}

Semantic roles & 50–950 ramp

primary

#4052BA

secondary

#C8BF8E

accent

#C44FD8

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4052BA

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

Preview Lab → · Contrast checker → · Palette generator →