#4E63AB#4E63AB

#4E63AB is a mid, moderate blue. Relative luminance 0.135; OKLCH L 51.8% C 0.117 H 269.7°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4E63AB
RGB	rgb(78, 99, 171)
HSL	hsl(226, 37%, 49%)
HSV	hsv(226, 54%, 67%)
CMYK	cmyk(54.4%, 42.1%, 0%, 32.9%)
CIE-LAB	lab(43.48, 13.53, -41.08)
CIE-LCH	lch(43.48, 43.25, 288.22°)
OKLab	oklab(51.76% -0.0005 -0.1166)
OKLCH	oklch(51.76% 0.117 269.7)
XYZ	xyz(14.9520, 13.4826, 40.3347)
Luminance	0.1348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63AB #AB964E

analogous

#4E92AB #4E63AB #684EAB

triadic

#4E63AB #AB4E63 #63AB4E

tetradic

#4E63AB #AB4E92 #AB964E #4EAB68

square

#4E63AB #AB4E92 #AB964E #4EAB68

split-complementary

#4E63AB #AB684E #92AB4E

monochromatic

#283257 #3B4B81 #4E63AB #7687C0 #A0ACD4

Accessibility & contrast

On white

5.68

#4E63AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#4E63AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63AB

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63AB	#FFFFFF	#000000	##FFFFFF
##4E63AB	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#456BAE

Deuteranopia (green-blind)

#3A63A9

Tritanopia (blue-blind)

#1E737E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4e63ab;
/* rgb */ color: rgb(78, 99, 171);
/* oklch */ color: oklch(51.8% 0.117 269.7);

Tailwind

colors: {
  custom: {
    50: '#868fc4',
    500: '#4e63ab',
    950: '#000000',
  },
}

SCSS

$custom: #4e63ab;
$custom-light: #868fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63ab",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 171
  },
  "hsl": {
    "h": 226.452,
    "s": 37.349,
    "l": 48.824
  },
  "oklch": {
    "l": 0.51763,
    "c": 0.1166,
    "h": 269.7
  },
  "luminance": 0.13484
}

Semantic roles & 50–950 ramp

primary

#4E63AB

secondary

#C1B794

accent

#B35ACD

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4E63AB

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

Preview Lab → · Contrast checker → · Palette generator →