#4E51C2#4E51C2

#4E51C2 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.8% C 0.173 H 276.9°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#4E51C2
RGB	rgb(78, 81, 194)
HSL	hsl(238, 49%, 53%)
HSV	hsv(238, 60%, 76%)
CMYK	cmyk(59.8%, 58.2%, 0%, 23.9%)
CIE-LAB	lab(40.24, 32.60, -59.75)
CIE-LCH	lch(40.24, 68.07, 298.62°)
OKLab	oklab(49.8% 0.0209 -0.1716)
OKLCH	oklch(49.8% 0.173 276.9)
XYZ	xyz(15.8188, 11.3984, 52.3950)
Luminance	0.1140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E51C2 #C2BF4E

analogous

#4E8BC2 #4E51C2 #854EC2

triadic

#4E51C2 #C24E51 #51C24E

tetradic

#4E51C2 #C24E8B #C2BF4E #4EC285

square

#4E51C2 #C24E8B #C2BF4E #4EC285

split-complementary

#4E51C2 #C2854E #8BC24E

monochromatic

#26286F #36399D #4E51C2 #7C7ED2 #A9AAE1

Accessibility & contrast

On white

6.40

#4E51C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4E51C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E51C2

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E51C2	#FFFFFF	#000000	##FFFFFF
##4E51C2	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C6

Deuteranopia (green-blind)

#005AC0

Tritanopia (blue-blind)

#006C81

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4e51c2;
/* rgb */ color: rgb(78, 81, 194);
/* oklch */ color: oklch(49.8% 0.173 276.9);

Tailwind

colors: {
  custom: {
    50: '#8b82d5',
    500: '#4e51c2',
    950: '#000000',
  },
}

SCSS

$custom: #4e51c2;
$custom-light: #8b82d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4e51c2",
  "rgb": {
    "r": 78,
    "g": 81,
    "b": 194
  },
  "hsl": {
    "h": 238.448,
    "s": 48.739,
    "l": 53.333
  },
  "oklch": {
    "l": 0.49795,
    "c": 0.17292,
    "h": 276.9
  },
  "luminance": 0.114
}

Semantic roles & 50–950 ramp

primary

#4E51C2

secondary

#CFCE9D

accent

#D550D8

background

#F9F7FD

surface

#F1EEFA

border

#CBC9D3

text

#0D0A14

muted

#7E7C83

Preview Lab

Preview with #4E51C2

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

Preview Lab → · Contrast checker → · Palette generator →