#4C63AC#4C63AC

#4C63AC is a mid, moderate blue. Relative luminance 0.134; OKLCH L 51.7% C 0.119 H 268.8°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#4C63AC
RGB	rgb(76, 99, 172)
HSL	hsl(226, 39%, 49%)
HSV	hsv(226, 56%, 67%)
CMYK	cmyk(55.8%, 42.4%, 0%, 32.5%)
CIE-LAB	lab(43.42, 13.42, -41.78)
CIE-LCH	lch(43.42, 43.89, 287.80°)
OKLab	oklab(51.7% -0.0024 -0.1187)
OKLCH	oklch(51.7% 0.119 268.8)
XYZ	xyz(14.8863, 13.4376, 40.8310)
Luminance	0.1344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C63AC #AC954C

analogous

#4C93AC #4C63AC #654CAC

triadic

#4C63AC #AC4C63 #63AC4C

tetradic

#4C63AC #AC4C93 #AC954C #4CAC65

square

#4C63AC #AC4C93 #AC954C #4CAC65

split-complementary

#4C63AC #AC654C #93AC4C

monochromatic

#263257 #394B82 #4C63AC #7486C1 #9EABD4

Accessibility & contrast

On white

5.69

#4C63AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#4C63AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C63AC

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C63AC	#FFFFFF	#000000	##FFFFFF
##4C63AC	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446BAF

Deuteranopia (green-blind)

#3863AA

Tritanopia (blue-blind)

#15737F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4c63ac;
/* rgb */ color: rgb(76, 99, 172);
/* oklch */ color: oklch(51.7% 0.119 268.8);

Tailwind

colors: {
  custom: {
    50: '#858fc5',
    500: '#4c63ac',
    950: '#000000',
  },
}

SCSS

$custom: #4c63ac;
$custom-light: #858fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c63ac",
  "rgb": {
    "r": 76,
    "g": 99,
    "b": 172
  },
  "hsl": {
    "h": 225.625,
    "s": 38.71,
    "l": 48.627
  },
  "oklch": {
    "l": 0.51698,
    "c": 0.11872,
    "h": 268.8
  },
  "luminance": 0.13439
}

Semantic roles & 50–950 ramp

primary

#4C63AC

secondary

#C1B693

accent

#B259CF

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4C63AC

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

Preview Lab → · Contrast checker → · Palette generator →