#4E63C9#4E63C9

#4E63C9 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.7% C 0.159 H 271.3°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#4E63C9
RGB	rgb(78, 99, 201)
HSL	hsl(230, 53%, 55%)
HSV	hsv(230, 61%, 79%)
CMYK	cmyk(61.2%, 50.7%, 0%, 21.2%)
CIE-LAB	lab(45.30, 23.66, -55.63)
CIE-LCH	lch(45.30, 60.45, 293.04°)
OKLab	oklab(53.74% 0.0037 -0.1593)
OKLCH	oklch(53.74% 0.159 271.3)
XYZ	xyz(18.1428, 14.7589, 57.1397)
Luminance	0.1476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63C9 #C9B44E

analogous

#4EA1C9 #4E63C9 #774EC9

triadic

#4E63C9 #C94E63 #63C94E

tetradic

#4E63C9 #C94EA1 #C9B44E #4EC977

square

#4E63C9 #C94EA1 #C9B44E #4EC977

split-complementary

#4E63C9 #C9774E #A1C94E

monochromatic

#253378 #3347A7 #4E63C9 #7D8CD7 #ACB6E6

Accessibility & contrast

On white

5.31

#4E63C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#4E63C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63C9

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63C9	#FFFFFF	#000000	##FFFFFF
##4E63C9	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A71CD

Deuteranopia (green-blind)

#0766C7

Tritanopia (blue-blind)

#007B8C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4e63c9;
/* rgb */ color: rgb(78, 99, 201);
/* oklch */ color: oklch(53.7% 0.159 271.3);

Tailwind

colors: {
  custom: {
    50: '#8b8fda',
    500: '#4e63c9',
    950: '#000000',
  },
}

SCSS

$custom: #4e63c9;
$custom-light: #8b8fda;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63c9",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 201
  },
  "hsl": {
    "h": 229.756,
    "s": 53.247,
    "l": 54.706
  },
  "oklch": {
    "l": 0.53737,
    "c": 0.15936,
    "h": 271.3
  },
  "luminance": 0.1476
}

Semantic roles & 50–950 ramp

primary

#4E63C9

secondary

#D3CA9F

accent

#C44BDD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4E63C9

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

Preview Lab → · Contrast checker → · Palette generator →