#4E51C4#4E51C4

#4E51C4 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.0% C 0.176 H 276.8°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4E51C4
RGB	rgb(78, 81, 196)
HSL	hsl(238, 50%, 54%)
HSV	hsv(238, 60%, 77%)
CMYK	cmyk(60.2%, 58.7%, 0%, 23.1%)
CIE-LAB	lab(40.39, 33.27, -60.68)
CIE-LCH	lch(40.39, 69.20, 298.73°)
OKLab	oklab(49.95% 0.0209 -0.1744)
OKLCH	oklch(49.95% 0.176 276.8)
XYZ	xyz(16.0449, 11.4889, 53.5859)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E51C4 #C4C14E

analogous

#4E8CC4 #4E51C4 #864EC4

triadic

#4E51C4 #C44E51 #51C44E

tetradic

#4E51C4 #C44E8C #C4C14E #4EC486

square

#4E51C4 #C44E8C #C4C14E #4EC486

split-complementary

#4E51C4 #C4864E #8CC44E

monochromatic

#262872 #3538A0 #4E51C4 #7C7ED3 #AAABE3

Accessibility & contrast

On white

6.37

#4E51C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4E51C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E51C4

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E51C4	#FFFFFF	#000000	##FFFFFF
##4E51C4	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C8

Deuteranopia (green-blind)

#005AC2

Tritanopia (blue-blind)

#006D82

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4e51c4;
/* rgb */ color: rgb(78, 81, 196);
/* oklch */ color: oklch(50.0% 0.176 276.8);

Tailwind

colors: {
  custom: {
    50: '#8b82d7',
    500: '#4e51c4',
    950: '#000000',
  },
}

SCSS

$custom: #4e51c4;
$custom-light: #8b82d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4e51c4",
  "rgb": {
    "r": 78,
    "g": 81,
    "b": 196
  },
  "hsl": {
    "h": 238.475,
    "s": 50,
    "l": 53.725
  },
  "oklch": {
    "l": 0.49951,
    "c": 0.17561,
    "h": 276.8
  },
  "luminance": 0.1149
}

Semantic roles & 50–950 ramp

primary

#4E51C4

secondary

#D0CF9E

accent

#D64EDA

background

#F9F7FD

surface

#F1EEFA

border

#CBC9D3

text

#0D0A14

muted

#7E7C83

Preview Lab

Preview with #4E51C4

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

Preview Lab → · Contrast checker → · Palette generator →