#4E50E9#4E50E9

#4E50E9 is a mid, highly saturated blue. Relative luminance 0.132; OKLCH L 52.9% C 0.224 H 275.0°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4E50E9
RGB	rgb(78, 80, 233)
HSL	hsl(239, 78%, 61%)
HSV	hsv(239, 67%, 91%)
CMYK	cmyk(66.5%, 65.7%, 0%, 8.6%)
CIE-LAB	lab(43.12, 46.06, -77.43)
CIE-LCH	lch(43.12, 90.10, 300.75°)
OKLab	oklab(52.87% 0.0195 -0.2235)
OKLCH	oklch(52.87% 0.224 275)
XYZ	xyz(20.7137, 13.2383, 78.5387)
Luminance	0.1324 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E50E9 #E9E74E

analogous

#4E9DE9 #4E50E9 #994EE9

triadic

#4E50E9 #E94E50 #50E94E

tetradic

#4E50E9 #E94E9D #E9E74E #4EE999

square

#4E50E9 #E94E9D #E9E74E #4EE999

split-complementary

#4E50E9 #E9994E #9DE94E

monochromatic

#1517A8 #1C1EDE #4E50E9 #8486F0 #BBBCF7

Accessibility & contrast

On white

5.76

#4E50E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#4E50E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E50E9

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E50E9	#FFFFFF	#000000	##FFFFFF
##4E50E9	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DEE

Deuteranopia (green-blind)

#005FE6

Tritanopia (blue-blind)

#007896

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4e50e9;
/* rgb */ color: rgb(78, 80, 233);
/* oklch */ color: oklch(52.9% 0.224 275.0);

Tailwind

colors: {
  custom: {
    50: '#9282f1',
    500: '#4e50e9',
    950: '#000000',
  },
}

SCSS

$custom: #4e50e9;
$custom-light: #9282f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e50e9",
  "rgb": {
    "r": 78,
    "g": 80,
    "b": 233
  },
  "hsl": {
    "h": 239.226,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.5287,
    "c": 0.2244,
    "h": 275
  },
  "luminance": 0.1324
}

Semantic roles & 50–950 ramp

primary

#4E50E9

secondary

#E7E6AC

accent

#D70BDA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #4E50E9

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

Preview Lab → · Contrast checker → · Palette generator →