#4E50B9#4E50B9

#4E50B9 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.9% C 0.162 H 277.8°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#4E50B9
RGB	rgb(78, 80, 185)
HSL	hsl(239, 43%, 52%)
HSV	hsv(239, 58%, 73%)
CMYK	cmyk(57.8%, 56.8%, 0%, 27.5%)
CIE-LAB	lab(39.34, 30.24, -55.96)
CIE-LCH	lch(39.34, 63.60, 298.39°)
OKLab	oklab(48.92% 0.0219 -0.1605)
OKLCH	oklch(48.92% 0.162 277.8)
XYZ	xyz(14.7647, 10.8588, 47.2074)
Luminance	0.1086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E50B9 #B9B74E

analogous

#4E86B9 #4E50B9 #824EB9

triadic

#4E50B9 #B94E50 #50B94E

tetradic

#4E50B9 #B94E86 #B9B74E #4EB982

square

#4E50B9 #B94E86 #B9B74E #4EB982

split-complementary

#4E50B9 #B9824E #86B94E

monochromatic

#282965 #393B91 #4E50B9 #7A7BCA #A6A7DC

Accessibility & contrast

On white

6.62

#4E50B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#4E50B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E50B9

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E50B9	#FFFFFF	#000000	##FFFFFF
##4E50B9	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BD

Deuteranopia (green-blind)

#0058B7

Tritanopia (blue-blind)

#09697C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4e50b9;
/* rgb */ color: rgb(78, 80, 185);
/* oklch */ color: oklch(48.9% 0.162 277.8);

Tailwind

colors: {
  custom: {
    50: '#8981cf',
    500: '#4e50b9',
    950: '#000000',
  },
}

SCSS

$custom: #4e50b9;
$custom-light: #8981cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4e50b9",
  "rgb": {
    "r": 78,
    "g": 80,
    "b": 185
  },
  "hsl": {
    "h": 238.879,
    "s": 43.32,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48918,
    "c": 0.16196,
    "h": 277.8
  },
  "luminance": 0.1086
}

Semantic roles & 50–950 ramp

primary

#4E50B9

secondary

#C9C89A

accent

#D155D3

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4E50B9

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

Preview Lab → · Contrast checker → · Palette generator →