#4663D9#4663D9

#4663D9 is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.5% C 0.183 H 269.1°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#4663D9
RGB	rgb(70, 99, 217)
HSL	hsl(228, 66%, 56%)
HSV	hsv(228, 68%, 85%)
CMYK	cmyk(67.7%, 54.4%, 0%, 14.9%)
CIE-LAB	lab(45.95, 27.90, -63.76)
CIE-LCH	lch(45.95, 69.59, 293.63°)
OKLab	oklab(54.46% -0.003 -0.1834)
OKLCH	oklch(54.46% 0.183 269.1)
XYZ	xyz(19.5077, 15.2336, 67.5445)
Luminance	0.1524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4663D9 #D9BC46

analogous

#46ADD9 #4663D9 #7346D9

triadic

#4663D9 #D94663 #63D946

tetradic

#4663D9 #D946AD #D9BC46 #46D973

square

#4663D9 #D946AD #D9BC46 #46D973

split-complementary

#4663D9 #D97346 #ADD946

monochromatic

#1C3189 #2644BB #4663D9 #798EE3 #ACB9EE

Accessibility & contrast

On white

5.19

#4663D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#4663D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4663D9

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4663D9	#FFFFFF	#000000	##FFFFFF
##4663D9	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074DD

Deuteranopia (green-blind)

#0066D7

Tritanopia (blue-blind)

#007F94

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4663d9;
/* rgb */ color: rgb(70, 99, 217);
/* oklch */ color: oklch(54.5% 0.183 269.1);

Tailwind

colors: {
  custom: {
    50: '#8a8fe6',
    500: '#4663d9',
    950: '#000000',
  },
}

SCSS

$custom: #4663d9;
$custom-light: #8a8fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4663d9",
  "rgb": {
    "r": 70,
    "g": 99,
    "b": 217
  },
  "hsl": {
    "h": 228.163,
    "s": 65.919,
    "l": 56.275
  },
  "oklch": {
    "l": 0.54456,
    "c": 0.18344,
    "h": 269.1
  },
  "luminance": 0.15236
}

Semantic roles & 50–950 ramp

primary

#4663D9

secondary

#DCD09F

accent

#C73FE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4663D9

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

Preview Lab → · Contrast checker → · Palette generator →