#4E63CF#4E63CF

#4E63CF is a mid, vivid blue. Relative luminance 0.150; OKLCH L 54.2% C 0.168 H 271.4°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#4E63CF
RGB	rgb(78, 99, 207)
HSL	hsl(230, 57%, 56%)
HSV	hsv(230, 62%, 81%)
CMYK	cmyk(62.3%, 52.2%, 0%, 18.8%)
CIE-LAB	lab(45.70, 25.71, -58.43)
CIE-LCH	lch(45.70, 63.84, 293.74°)
OKLab	oklab(54.16% 0.0042 -0.1676)
OKLCH	oklch(54.16% 0.168 271.4)
XYZ	xyz(18.8624, 15.0468, 60.9297)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63CF #CFBA4E

analogous

#4EA3CF #4E63CF #7A4ECF

triadic

#4E63CF #CF4E63 #63CF4E

tetradic

#4E63CF #CF4EA3 #CFBA4E #4ECF7A

square

#4E63CF #CF4EA3 #CFBA4E #4ECF7A

split-complementary

#4E63CF #CF7A4E #A3CF4E

monochromatic

#233280 #3045B0 #4E63CF #7E8DDC #AEB8E9

Accessibility & contrast

On white

5.24

#4E63CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#4E63CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63CF

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63CF	#FFFFFF	#000000	##FFFFFF
##4E63CF	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2172D3

Deuteranopia (green-blind)

#0067CD

Tritanopia (blue-blind)

#007C8F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4e63cf;
/* rgb */ color: rgb(78, 99, 207);
/* oklch */ color: oklch(54.2% 0.168 271.4);

Tailwind

colors: {
  custom: {
    50: '#8c8fde',
    500: '#4e63cf',
    950: '#000000',
  },
}

SCSS

$custom: #4e63cf;
$custom-light: #8c8fde;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63cf",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 207
  },
  "hsl": {
    "h": 230.233,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.54162,
    "c": 0.16763,
    "h": 271.4
  },
  "luminance": 0.15048
}

Semantic roles & 50–950 ramp

primary

#4E63CF

secondary

#D7CEA2

accent

#C847E1

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4E63CF

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

Preview Lab → · Contrast checker → · Palette generator →