#4E50B5#4E50B5

#4E50B5 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.6% C 0.156 H 278.0°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#4E50B5
RGB	rgb(78, 80, 181)
HSL	hsl(239, 41%, 51%)
HSV	hsv(239, 57%, 71%)
CMYK	cmyk(56.9%, 55.8%, 0%, 29%)
CIE-LAB	lab(39.06, 28.92, -54.07)
CIE-LCH	lch(39.06, 61.31, 298.14°)
OKLab	oklab(48.62% 0.0218 -0.1549)
OKLCH	oklch(48.62% 0.156 278)
XYZ	xyz(14.3484, 10.6922, 45.0148)
Luminance	0.1069 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E50B5 #B5B34E

analogous

#4E83B5 #4E50B5 #7F4EB5

triadic

#4E50B5 #B54E50 #50B54E

tetradic

#4E50B5 #B54E83 #B5B34E #4EB57F

square

#4E50B5 #B54E83 #B5B34E #4EB57F

split-complementary

#4E50B5 #B57F4E #83B54E

monochromatic

#282960 #3A3C8B #4E50B5 #797BC7 #A4A5D9

Accessibility & contrast

On white

6.69

#4E50B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#4E50B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E50B5

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E50B5	#FFFFFF	#000000	##FFFFFF
##4E50B5	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0560B8

Deuteranopia (green-blind)

#0058B3

Tritanopia (blue-blind)

#14677A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4e50b5;
/* rgb */ color: rgb(78, 80, 181);
/* oklch */ color: oklch(48.6% 0.156 278.0);

Tailwind

colors: {
  custom: {
    50: '#8981cc',
    500: '#4e50b5',
    950: '#000000',
  },
}

SCSS

$custom: #4e50b5;
$custom-light: #8981cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e50b5",
  "rgb": {
    "r": 78,
    "g": 80,
    "b": 181
  },
  "hsl": {
    "h": 238.835,
    "s": 41.036,
    "l": 50.784
  },
  "oklch": {
    "l": 0.48616,
    "c": 0.15644,
    "h": 278
  },
  "luminance": 0.10693
}

Semantic roles & 50–950 ramp

primary

#4E50B5

secondary

#C6C599

accent

#CF57D1

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4E50B5

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

Preview Lab → · Contrast checker → · Palette generator →