#4E51AE#4E51AE

#4E51AE is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.3% C 0.145 H 278.1°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#4E51AE
RGB	rgb(78, 81, 174)
HSL	hsl(238, 38%, 49%)
HSV	hsv(238, 55%, 68%)
CMYK	cmyk(55.2%, 53.4%, 0%, 31.8%)
CIE-LAB	lab(38.83, 25.97, -50.30)
CIE-LCH	lch(38.83, 56.61, 297.30°)
OKLab	oklab(48.29% 0.0204 -0.1438)
OKLCH	oklch(48.29% 0.145 278.1)
XYZ	xyz(13.7219, 10.5597, 41.3513)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E51AE #AEAB4E

analogous

#4E81AE #4E51AE #7B4EAE

triadic

#4E51AE #AE4E51 #51AE4E

tetradic

#4E51AE #AE4E81 #AEAB4E #4EAE7B

square

#4E51AE #AE4E81 #AEAB4E #4EAE7B

split-complementary

#4E51AE #AE7B4E #81AE4E

monochromatic

#282A59 #3B3D84 #4E51AE #7779C2 #A1A3D5

Accessibility & contrast

On white

6.75

#4E51AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4E51AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E51AE

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E51AE	#FFFFFF	#000000	##FFFFFF
##4E51AE	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5FB1

Deuteranopia (green-blind)

#0858AC

Tritanopia (blue-blind)

#1F6677

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4e51ae;
/* rgb */ color: rgb(78, 81, 174);
/* oklch */ color: oklch(48.3% 0.145 278.1);

Tailwind

colors: {
  custom: {
    50: '#8781c7',
    500: '#4e51ae',
    950: '#000000',
  },
}

SCSS

$custom: #4e51ae;
$custom-light: #8781c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4e51ae",
  "rgb": {
    "r": 78,
    "g": 81,
    "b": 174
  },
  "hsl": {
    "h": 238.125,
    "s": 38.095,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48292,
    "c": 0.14528,
    "h": 278.1
  },
  "luminance": 0.10561
}

Semantic roles & 50–950 ramp

primary

#4E51AE

secondary

#C2C196

accent

#CA5ACE

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4E51AE

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

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