#4E54E9#4E54E9

#4E54E9 is a mid, highly saturated blue. Relative luminance 0.138; OKLCH L 53.5% C 0.220 H 274.4°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4E54E9
RGB	rgb(78, 84, 233)
HSL	hsl(238, 78%, 61%)
HSV	hsv(238, 67%, 91%)
CMYK	cmyk(66.5%, 63.9%, 0%, 8.6%)
CIE-LAB	lab(44.00, 43.70, -75.98)
CIE-LCH	lch(44.00, 87.66, 299.91°)
OKLab	oklab(53.51% 0.0167 -0.2193)
OKLCH	oklch(53.51% 0.22 274.4)
XYZ	xyz(21.0153, 13.8416, 78.6392)
Luminance	0.1384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E54E9 #E9E34E

analogous

#4EA2E9 #4E54E9 #954EE9

triadic

#4E54E9 #E94E54 #54E94E

tetradic

#4E54E9 #E94EA2 #E9E34E #4EE995

square

#4E54E9 #E94EA2 #E9E34E #4EE995

split-complementary

#4E54E9 #E9954E #A2E94E

monochromatic

#151BA8 #1C23DE #4E54E9 #8489F0 #BBBDF7

Accessibility & contrast

On white

5.57

#4E54E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#4E54E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E54E9

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E54E9	#FFFFFF	#000000	##FFFFFF
##4E54E9	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEE

Deuteranopia (green-blind)

#0061E6

Tritanopia (blue-blind)

#007B97

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4e54e9;
/* rgb */ color: rgb(78, 84, 233);
/* oklch */ color: oklch(53.5% 0.220 274.4);

Tailwind

colors: {
  custom: {
    50: '#9284f1',
    500: '#4e54e9',
    950: '#000000',
  },
}

SCSS

$custom: #4e54e9;
$custom-light: #9284f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e54e9",
  "rgb": {
    "r": 78,
    "g": 84,
    "b": 233
  },
  "hsl": {
    "h": 237.677,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.53514,
    "c": 0.21993,
    "h": 274.4
  },
  "luminance": 0.13844
}

Semantic roles & 50–950 ramp

primary

#4E54E9

secondary

#E7E4AC

accent

#D20BDA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4E54E9

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

Preview Lab → · Contrast checker → · Palette generator →