#4E50B3#4E50B3

#4E50B3 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.5% C 0.154 H 278.1°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#4E50B3
RGB	rgb(78, 80, 179)
HSL	hsl(239, 40%, 50%)
HSV	hsv(239, 56%, 70%)
CMYK	cmyk(56.4%, 55.3%, 0%, 29.8%)
CIE-LAB	lab(38.92, 28.25, -53.11)
CIE-LCH	lch(38.92, 60.16, 298.01°)
OKLab	oklab(48.47% 0.0217 -0.1521)
OKLCH	oklch(48.47% 0.154 278.1)
XYZ	xyz(14.1446, 10.6107, 43.9418)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E50B3 #B3B14E

analogous

#4E82B3 #4E50B3 #7E4EB3

triadic

#4E50B3 #B34E50 #50B34E

tetradic

#4E50B3 #B34E82 #B3B14E #4EB37E

square

#4E50B3 #B34E82 #B3B14E #4EB37E

split-complementary

#4E50B3 #B37E4E #82B34E

monochromatic

#28295E #3B3C89 #4E50B3 #797AC5 #A4A5D8

Accessibility & contrast

On white

6.73

#4E50B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#4E50B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E50B3

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E50B3	#FFFFFF	#000000	##FFFFFF
##4E50B3	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C60B6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#186779

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4e50b3;
/* rgb */ color: rgb(78, 80, 179);
/* oklch */ color: oklch(48.5% 0.154 278.1);

Tailwind

colors: {
  custom: {
    50: '#8881ca',
    500: '#4e50b3',
    950: '#000000',
  },
}

SCSS

$custom: #4e50b3;
$custom-light: #8881ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4e50b3",
  "rgb": {
    "r": 78,
    "g": 80,
    "b": 179
  },
  "hsl": {
    "h": 238.812,
    "s": 39.921,
    "l": 50.392
  },
  "oklch": {
    "l": 0.48467,
    "c": 0.15366,
    "h": 278.1
  },
  "luminance": 0.10612
}

Semantic roles & 50–950 ramp

primary

#4E50B3

secondary

#C5C498

accent

#CD58D0

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4E50B3

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

Preview Lab → · Contrast checker → · Palette generator →