#4E54B7#4E54B7

#4E54B7 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.5% C 0.154 H 276.6°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4E54B7
RGB	rgb(78, 84, 183)
HSL	hsl(237, 42%, 51%)
HSV	hsv(237, 57%, 72%)
CMYK	cmyk(57.4%, 54.1%, 0%, 28.2%)
CIE-LAB	lab(40.21, 27.05, -53.38)
CIE-LCH	lch(40.21, 59.84, 296.88°)
OKLab	oklab(49.52% 0.0177 -0.1529)
OKLCH	oklch(49.52% 0.154 276.6)
XYZ	xyz(14.8567, 11.3782, 46.2039)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E54B7 #B7B14E

analogous

#4E88B7 #4E54B7 #7C4EB7

triadic

#4E54B7 #B74E54 #54B74E

tetradic

#4E54B7 #B74E88 #B7B14E #4EB77C

square

#4E54B7 #B74E88 #B7B14E #4EB77C

split-complementary

#4E54B7 #B77C4E #88B74E

monochromatic

#282B63 #3A3F8E #4E54B7 #7A7EC9 #A5A8DA

Accessibility & contrast

On white

6.41

#4E54B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4E54B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E54B7

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E54B7	#FFFFFF	#000000	##FFFFFF
##4E54B7	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1663BA

Deuteranopia (green-blind)

#005AB5

Tritanopia (blue-blind)

#0D6B7D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4e54b7;
/* rgb */ color: rgb(78, 84, 183);
/* oklch */ color: oklch(49.5% 0.154 276.6);

Tailwind

colors: {
  custom: {
    50: '#8984cd',
    500: '#4e54b7',
    950: '#000000',
  },
}

SCSS

$custom: #4e54b7;
$custom-light: #8984cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e54b7",
  "rgb": {
    "r": 78,
    "g": 84,
    "b": 183
  },
  "hsl": {
    "h": 236.571,
    "s": 42.169,
    "l": 51.176
  },
  "oklch": {
    "l": 0.49522,
    "c": 0.15388,
    "h": 276.6
  },
  "luminance": 0.11379
}

Semantic roles & 50–950 ramp

primary

#4E54B7

secondary

#C8C599

accent

#CB56D2

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4E54B7

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

Preview Lab → · Contrast checker → · Palette generator →