#4E54B3#4E54B3

#4E54B3 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.2% C 0.148 H 276.8°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#4E54B3
RGB	rgb(78, 84, 179)
HSL	hsl(236, 40%, 50%)
HSV	hsv(236, 56%, 70%)
CMYK	cmyk(56.4%, 53.1%, 0%, 29.8%)
CIE-LAB	lab(39.94, 25.72, -51.47)
CIE-LCH	lch(39.94, 57.53, 296.55°)
OKLab	oklab(49.23% 0.0175 -0.1472)
OKLCH	oklch(49.23% 0.148 276.8)
XYZ	xyz(14.4463, 11.2140, 44.0424)
Luminance	0.1121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E54B3 #B3AD4E

analogous

#4E86B3 #4E54B3 #7B4EB3

triadic

#4E54B3 #B34E54 #54B34E

tetradic

#4E54B3 #B34E86 #B3AD4E #4EB37B

square

#4E54B3 #B34E86 #B3AD4E #4EB37B

split-complementary

#4E54B3 #B37B4E #86B34E

monochromatic

#282C5E #3B3F89 #4E54B3 #797DC5 #A4A7D8

Accessibility & contrast

On white

6.48

#4E54B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#4E54B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E54B3

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E54B3	#FFFFFF	#000000	##FFFFFF
##4E54B3	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D62B6

Deuteranopia (green-blind)

#055AB1

Tritanopia (blue-blind)

#166A7B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4e54b3;
/* rgb */ color: rgb(78, 84, 179);
/* oklch */ color: oklch(49.2% 0.148 276.8);

Tailwind

colors: {
  custom: {
    50: '#8884ca',
    500: '#4e54b3',
    950: '#000000',
  },
}

SCSS

$custom: #4e54b3;
$custom-light: #8884ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4e54b3",
  "rgb": {
    "r": 78,
    "g": 84,
    "b": 179
  },
  "hsl": {
    "h": 236.436,
    "s": 39.921,
    "l": 50.392
  },
  "oklch": {
    "l": 0.49231,
    "c": 0.14827,
    "h": 276.8
  },
  "luminance": 0.11215
}

Semantic roles & 50–950 ramp

primary

#4E54B3

secondary

#C5C298

accent

#C958D0

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4E54B3

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

Preview Lab → · Contrast checker → · Palette generator →