#4063AE#4063AE

#4063AE is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.1% C 0.126 H 263.7°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#4063AE
RGB	rgb(64, 99, 174)
HSL	hsl(221, 46%, 47%)
HSV	hsv(221, 63%, 68%)
CMYK	cmyk(63.2%, 43.1%, 0%, 31.8%)
CIE-LAB	lab(42.87, 11.66, -43.87)
CIE-LCH	lch(42.87, 45.40, 284.88°)
OKLab	oklab(51.14% -0.0138 -0.1251)
OKLCH	oklch(51.14% 0.126 263.7)
XYZ	xyz(14.2135, 13.0684, 41.8096)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4063AE #AE8B40

analogous

#409AAE #4063AE #5440AE

triadic

#4063AE #AE4063 #63AE40

tetradic

#4063AE #AE409A #AE8B40 #40AE54

square

#4063AE #AE409A #AE8B40 #40AE54

split-complementary

#4063AE #AE5440 #9AAE40

monochromatic

#1F3055 #304A81 #4063AE #6584C6 #92A8D7

Accessibility & contrast

On white

5.81

#4063AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4063AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4063AE

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4063AE	#FFFFFF	#000000	##FFFFFF
##4063AE	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416BB1

Deuteranopia (green-blind)

#3061AC

Tritanopia (blue-blind)

#007480

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4063ae;
/* rgb */ color: rgb(64, 99, 174);
/* oklch */ color: oklch(51.1% 0.126 263.7);

Tailwind

colors: {
  custom: {
    50: '#7f8fc6',
    500: '#4063ae',
    950: '#000000',
  },
}

SCSS

$custom: #4063ae;
$custom-light: #7f8fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#4063ae",
  "rgb": {
    "r": 64,
    "g": 99,
    "b": 174
  },
  "hsl": {
    "h": 220.909,
    "s": 46.218,
    "l": 46.667
  },
  "oklch": {
    "l": 0.51135,
    "c": 0.12582,
    "h": 263.7
  },
  "luminance": 0.1307
}

Semantic roles & 50–950 ramp

primary

#4063AE

secondary

#C2B088

accent

#AC52D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4063AE

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

Preview Lab → · Contrast checker → · Palette generator →