#4E63A1#4E63A1

#4E63A1 is a mid, moderate blue. Relative luminance 0.131; OKLCH L 51.2% C 0.102 H 268.5°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#4E63A1
RGB	rgb(78, 99, 161)
HSL	hsl(225, 35%, 47%)
HSV	hsv(225, 52%, 63%)
CMYK	cmyk(51.6%, 38.5%, 0%, 36.9%)
CIE-LAB	lab(42.94, 10.24, -36.04)
CIE-LCH	lch(42.94, 37.47, 285.86°)
OKLab	oklab(51.17% -0.0027 -0.1019)
OKLCH	oklch(51.17% 0.102 268.5)
XYZ	xyz(14.0347, 13.1157, 35.5033)
Luminance	0.1312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63A1 #A18C4E

analogous

#4E8DA1 #4E63A1 #634EA1

triadic

#4E63A1 #A14E63 #63A14E

tetradic

#4E63A1 #A14E8D #A18C4E #4EA163

square

#4E63A1 #A14E8D #A18C4E #4EA163

split-complementary

#4E63A1 #A1634E #8DA14E

monochromatic

#26304F #3A4A78 #4E63A1 #7284BB #9BA8CF

Accessibility & contrast

On white

5.80

#4E63A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#4E63A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63A1

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63A1	#FFFFFF	#000000	##FFFFFF
##4E63A1	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B69A3

Deuteranopia (green-blind)

#4262A0

Tritanopia (blue-blind)

#29707A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4e63a1;
/* rgb */ color: rgb(78, 99, 161);
/* oklch */ color: oklch(51.2% 0.102 268.5);

Tailwind

colors: {
  custom: {
    50: '#858fbd',
    500: '#4e63a1',
    950: '#000000',
  },
}

SCSS

$custom: #4e63a1;
$custom-light: #858fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63a1",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 161
  },
  "hsl": {
    "h": 224.819,
    "s": 34.728,
    "l": 46.863
  },
  "oklch": {
    "l": 0.51166,
    "c": 0.10189,
    "h": 268.5
  },
  "luminance": 0.13117
}

Semantic roles & 50–950 ramp

primary

#4E63A1

secondary

#BBB090

accent

#AF5DCB

background

#F8F8FB

surface

#F0F0F6

border

#CBCBD0

text

#0B0C12

muted

#7C7D81

Preview Lab

Preview with #4E63A1

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

Preview Lab → · Contrast checker → · Palette generator →