#4E63B0#4E63B0

#4E63B0 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.1% C 0.124 H 270.2°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#4E63B0
RGB	rgb(78, 99, 176)
HSL	hsl(227, 39%, 50%)
HSV	hsv(227, 56%, 69%)
CMYK	cmyk(55.7%, 43.8%, 0%, 31%)
CIE-LAB	lab(43.77, 15.19, -43.57)
CIE-LCH	lch(43.77, 46.14, 289.22°)
OKLab	oklab(52.07% 0.0004 -0.1239)
OKLCH	oklch(52.07% 0.124 270.2)
XYZ	xyz(15.4376, 13.6768, 42.8923)
Luminance	0.1368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63B0 #B09B4E

analogous

#4E94B0 #4E63B0 #6A4EB0

triadic

#4E63B0 #B04E63 #63B04E

tetradic

#4E63B0 #B04E94 #B09B4E #4EB06A

square

#4E63B0 #B04E94 #B09B4E #4EB06A

split-complementary

#4E63B0 #B06A4E #94B04E

monochromatic

#28335B #3B4B86 #4E63B0 #7888C3 #A2ADD6

Accessibility & contrast

On white

5.62

#4E63B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#4E63B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63B0

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63B0	#FFFFFF	#000000	##FFFFFF
##4E63B0	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426CB3

Deuteranopia (green-blind)

#3663AE

Tritanopia (blue-blind)

#177481

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4e63b0;
/* rgb */ color: rgb(78, 99, 176);
/* oklch */ color: oklch(52.1% 0.124 270.2);

Tailwind

colors: {
  custom: {
    50: '#878fc8',
    500: '#4e63b0',
    950: '#000000',
  },
}

SCSS

$custom: #4e63b0;
$custom-light: #878fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63b0",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 176
  },
  "hsl": {
    "h": 227.143,
    "s": 38.583,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52073,
    "c": 0.12388,
    "h": 270.2
  },
  "luminance": 0.13678
}

Semantic roles & 50–950 ramp

primary

#4E63B0

secondary

#C3BA97

accent

#B559CF

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4E63B0

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

Preview Lab → · Contrast checker → · Palette generator →