#4A63BC#4A63BC

#4A63BC is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.6% C 0.142 H 269.2°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#4A63BC
RGB	rgb(74, 99, 188)
HSL	hsl(227, 46%, 51%)
HSV	hsv(227, 61%, 74%)
CMYK	cmyk(60.6%, 47.3%, 0%, 26.3%)
CIE-LAB	lab(44.25, 18.45, -49.82)
CIE-LCH	lch(44.25, 53.13, 290.32°)
OKLab	oklab(52.61% -0.0019 -0.1423)
OKLCH	oklch(52.61% 0.142 269.2)
XYZ	xyz(16.3599, 14.0090, 49.4091)
Luminance	0.1401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A63BC #BCA34A

analogous

#4A9CBC #4A63BC #6A4ABC

triadic

#4A63BC #BC4A63 #63BC4A

tetradic

#4A63BC #BC4A9C #BCA34A #4ABC6A

square

#4A63BC #BC4A9C #BCA34A #4ABC6A

split-complementary

#4A63BC #BC6A4A #9CBC4A

monochromatic

#263466 #364A93 #4A63BC #7789CD #A3B0DD

Accessibility & contrast

On white

5.52

#4A63BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#4A63BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A63BC

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A63BC	#FFFFFF	#000000	##FFFFFF
##4A63BC	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376EBF

Deuteranopia (green-blind)

#2464BA

Tritanopia (blue-blind)

#007786

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4a63bc;
/* rgb */ color: rgb(74, 99, 188);
/* oklch */ color: oklch(52.6% 0.142 269.2);

Tailwind

colors: {
  custom: {
    50: '#878fd1',
    500: '#4a63bc',
    950: '#000000',
  },
}

SCSS

$custom: #4a63bc;
$custom-light: #878fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a63bc",
  "rgb": {
    "r": 74,
    "g": 99,
    "b": 188
  },
  "hsl": {
    "h": 226.842,
    "s": 45.968,
    "l": 51.373
  },
  "oklch": {
    "l": 0.52609,
    "c": 0.14233,
    "h": 269.2
  },
  "luminance": 0.1401
}

Semantic roles & 50–950 ramp

primary

#4A63BC

secondary

#CABF98

accent

#B952D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4A63BC

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

Preview Lab → · Contrast checker → · Palette generator →