#4663D0#4663D0

#4663D0 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.8% C 0.171 H 268.8°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#4663D0
RGB	rgb(70, 99, 208)
HSL	hsl(227, 59%, 55%)
HSV	hsv(227, 66%, 82%)
CMYK	cmyk(66.3%, 52.4%, 0%, 18.4%)
CIE-LAB	lab(45.33, 24.73, -59.63)
CIE-LCH	lch(45.33, 64.55, 292.53°)
OKLab	oklab(53.79% -0.0036 -0.1713)
OKLCH	oklch(53.79% 0.171 268.8)
XYZ	xyz(18.3689, 14.7781, 61.5467)
Luminance	0.1478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4663D0 #D0B346

analogous

#46A8D0 #4663D0 #6E46D0

triadic

#4663D0 #D04663 #63D046

tetradic

#4663D0 #D046A8 #D0B346 #46D06E

square

#4663D0 #D046A8 #D0B346 #46D06E

split-complementary

#4663D0 #D06E46 #A8D046

monochromatic

#20337C #2C47AD #4663D0 #778CDC #A8B5E9

Accessibility & contrast

On white

5.31

#4663D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#4663D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4663D0

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4663D0	#FFFFFF	#000000	##FFFFFF
##4663D0	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C72D4

Deuteranopia (green-blind)

#0065CE

Tritanopia (blue-blind)

#007D90

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4663d0;
/* rgb */ color: rgb(70, 99, 208);
/* oklch */ color: oklch(53.8% 0.171 268.8);

Tailwind

colors: {
  custom: {
    50: '#888fdf',
    500: '#4663d0',
    950: '#000000',
  },
}

SCSS

$custom: #4663d0;
$custom-light: #888fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#4663d0",
  "rgb": {
    "r": 70,
    "g": 99,
    "b": 208
  },
  "hsl": {
    "h": 227.391,
    "s": 59.483,
    "l": 54.51
  },
  "oklch": {
    "l": 0.53788,
    "c": 0.1713,
    "h": 268.8
  },
  "luminance": 0.1478
}

Semantic roles & 50–950 ramp

primary

#4663D0

secondary

#D6CA9C

accent

#C245E3

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4663D0

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

Preview Lab → · Contrast checker → · Palette generator →