#4663AB#4663AB

#4663AB is a mid, moderate blue. Relative luminance 0.132; OKLCH L 51.3% C 0.119 H 265.8°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#4663AB
RGB	rgb(70, 99, 171)
HSL	hsl(223, 42%, 47%)
HSV	hsv(223, 59%, 67%)
CMYK	cmyk(59.1%, 42.1%, 0%, 32.9%)
CIE-LAB	lab(43.01, 11.80, -41.86)
CIE-LCH	lch(43.01, 43.49, 285.74°)
OKLab	oklab(51.28% -0.0087 -0.119)
OKLCH	oklch(51.28% 0.119 265.8)
XYZ	xyz(14.3358, 13.1649, 40.3058)
Luminance	0.1317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4663AB #AB8E46

analogous

#4696AB #4663AB #5B46AB

triadic

#4663AB #AB4663 #63AB46

tetradic

#4663AB #AB4696 #AB8E46 #46AB5B

square

#4663AB #AB4696 #AB8E46 #46AB5B

split-complementary

#4663AB #AB5B46 #96AB46

monochromatic

#223154 #344A80 #4663AB #6C85C3 #97A9D4

Accessibility & contrast

On white

5.78

#4663AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#4663AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4663AB

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4663AB	#FFFFFF	#000000	##FFFFFF
##4663AB	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446AAE

Deuteranopia (green-blind)

#3661A9

Tritanopia (blue-blind)

#00737E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4663ab;
/* rgb */ color: rgb(70, 99, 171);
/* oklch */ color: oklch(51.3% 0.119 265.8);

Tailwind

colors: {
  custom: {
    50: '#828fc4',
    500: '#4663ab',
    950: '#000000',
  },
}

SCSS

$custom: #4663ab;
$custom-light: #828fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#4663ab",
  "rgb": {
    "r": 70,
    "g": 99,
    "b": 171
  },
  "hsl": {
    "h": 222.772,
    "s": 41.909,
    "l": 47.255
  },
  "oklch": {
    "l": 0.51276,
    "c": 0.11936,
    "h": 265.8
  },
  "luminance": 0.13166
}

Semantic roles & 50–950 ramp

primary

#4663AB

secondary

#C0B18C

accent

#AE56D2

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4663AB

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

Preview Lab → · Contrast checker → · Palette generator →