#4E54DD#4E54DD

#4E54DD is a mid, highly saturated blue. Relative luminance 0.132; OKLCH L 52.5% C 0.205 H 274.9°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#4E54DD
RGB	rgb(78, 84, 221)
HSL	hsl(237, 68%, 59%)
HSV	hsv(237, 65%, 87%)
CMYK	cmyk(64.7%, 62%, 0%, 13.3%)
CIE-LAB	lab(43.03, 39.74, -70.77)
CIE-LCH	lch(43.03, 81.16, 299.31°)
OKLab	oklab(52.5% 0.0175 -0.204)
OKLCH	oklch(52.5% 0.205 274.9)
XYZ	xyz(19.3591, 13.1791, 69.9162)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E54DD #DDD74E

analogous

#4E9BDD #4E54DD #8F4EDD

triadic

#4E54DD #DD4E54 #54DD4E

tetradic

#4E54DD #DD4E9B #DDD74E #4EDD8F

square

#4E54DD #DD4E9B #DDD74E #4EDD8F

split-complementary

#4E54DD #DD8F4E #9BDD4E

monochromatic

#1C2194 #262DC7 #4E54DD #8186E7 #B5B7F1

Accessibility & contrast

On white

5.78

#4E54DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#4E54DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E54DD

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E54DD	#FFFFFF	#000000	##FFFFFF
##4E54DD	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CE1

Deuteranopia (green-blind)

#005FDA

Tritanopia (blue-blind)

#007791

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4e54dd;
/* rgb */ color: rgb(78, 84, 221);
/* oklch */ color: oklch(52.5% 0.205 274.9);

Tailwind

colors: {
  custom: {
    50: '#8f84e9',
    500: '#4e54dd',
    950: '#000000',
  },
}

SCSS

$custom: #4e54dd;
$custom-light: #8f84e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e54dd",
  "rgb": {
    "r": 78,
    "g": 84,
    "b": 221
  },
  "hsl": {
    "h": 237.483,
    "s": 67.773,
    "l": 58.627
  },
  "oklch": {
    "l": 0.525,
    "c": 0.20473,
    "h": 274.9
  },
  "luminance": 0.13181
}

Semantic roles & 50–950 ramp

primary

#4E54DD

secondary

#E0DDA7

accent

#E33DEB

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4E54DD

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

Preview Lab → · Contrast checker → · Palette generator →