#4E63A3#4E63A3

#4E63A3 is a mid, moderate blue. Relative luminance 0.132; OKLCH L 51.3% C 0.105 H 268.8°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#4E63A3
RGB	rgb(78, 99, 163)
HSL	hsl(225, 35%, 47%)
HSV	hsv(225, 52%, 64%)
CMYK	cmyk(52.1%, 39.3%, 0%, 36.1%)
CIE-LAB	lab(43.04, 10.89, -37.06)
CIE-LCH	lch(43.04, 38.63, 286.38°)
OKLab	oklab(51.28% -0.0022 -0.1048)
OKLCH	oklch(51.28% 0.105 268.8)
XYZ	xyz(14.2124, 13.1868, 36.4396)
Luminance	0.1319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63A3 #A38E4E

analogous

#4E8EA3 #4E63A3 #634EA3

triadic

#4E63A3 #A34E63 #63A34E

tetradic

#4E63A3 #A34E8E #A38E4E #4EA363

square

#4E63A3 #A34E8E #A38E4E #4EA363

split-complementary

#4E63A3 #A3634E #8EA34E

monochromatic

#263150 #3A4A7A #4E63A3 #7285BC #9CA9D0

Accessibility & contrast

On white

5.77

#4E63A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#4E63A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63A3

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63A3	#FFFFFF	#000000	##FFFFFF
##4E63A3	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6AA6

Deuteranopia (green-blind)

#4062A2

Tritanopia (blue-blind)

#27717B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4e63a3;
/* rgb */ color: rgb(78, 99, 163);
/* oklch */ color: oklch(51.3% 0.105 268.8);

Tailwind

colors: {
  custom: {
    50: '#858fbe',
    500: '#4e63a3',
    950: '#000000',
  },
}

SCSS

$custom: #4e63a3;
$custom-light: #858fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63a3",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 163
  },
  "hsl": {
    "h": 225.176,
    "s": 35.27,
    "l": 47.255
  },
  "oklch": {
    "l": 0.51283,
    "c": 0.10484,
    "h": 268.8
  },
  "luminance": 0.13188
}

Semantic roles & 50–950 ramp

primary

#4E63A3

secondary

#BCB191

accent

#B05CCB

background

#F8F8FB

surface

#F0F0F7

border

#CBCBD0

text

#0B0C12

muted

#7C7D81

Preview Lab

Preview with #4E63A3

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

Preview Lab → · Contrast checker → · Palette generator →