#4064AB#4064AB

#4064AB is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.2% C 0.120 H 262.6°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#4064AB
RGB	rgb(64, 100, 171)
HSL	hsl(220, 46%, 46%)
HSV	hsv(220, 63%, 67%)
CMYK	cmyk(62.6%, 41.5%, 0%, 32.9%)
CIE-LAB	lab(42.98, 9.96, -41.93)
CIE-LCH	lch(42.98, 43.10, 283.37°)
OKLab	oklab(51.17% -0.0155 -0.1193)
OKLCH	oklch(51.17% 0.12 262.6)
XYZ	xyz(14.0196, 13.1434, 40.3183)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4064AB #AB8740

analogous

#4099AB #4064AB #5140AB

triadic

#4064AB #AB4064 #64AB40

tetradic

#4064AB #AB4099 #AB8740 #40AB51

square

#4064AB #AB4099 #AB8740 #40AB51

split-complementary

#4064AB #AB5140 #99AB40

monochromatic

#1F3052 #2F4A7E #4064AB #6384C5 #90A7D5

Accessibility & contrast

On white

5.79

#4064AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#4064AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4064AB

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4064AB	#FFFFFF	#000000	##FFFFFF
##4064AB	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446BAE

Deuteranopia (green-blind)

#3561AA

Tritanopia (blue-blind)

#00747F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4064ab;
/* rgb */ color: rgb(64, 100, 171);
/* oklch */ color: oklch(51.2% 0.120 262.6);

Tailwind

colors: {
  custom: {
    50: '#7f8fc4',
    500: '#4064ab',
    950: '#000000',
  },
}

SCSS

$custom: #4064ab;
$custom-light: #7f8fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#4064ab",
  "rgb": {
    "r": 64,
    "g": 100,
    "b": 171
  },
  "hsl": {
    "h": 219.813,
    "s": 45.532,
    "l": 46.078
  },
  "oklch": {
    "l": 0.51166,
    "c": 0.12035,
    "h": 262.6
  },
  "luminance": 0.13145
}

Semantic roles & 50–950 ramp

primary

#4064AB

secondary

#C1AD86

accent

#A953D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4064AB

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

Preview Lab → · Contrast checker → · Palette generator →