#4E53B7#4E53B7

#4E53B7 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.3% C 0.155 H 276.9°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#4E53B7
RGB	rgb(78, 83, 183)
HSL	hsl(237, 42%, 51%)
HSV	hsv(237, 57%, 72%)
CMYK	cmyk(57.4%, 54.6%, 0%, 28.2%)
CIE-LAB	lab(39.96, 27.68, -53.79)
CIE-LCH	lch(39.96, 60.50, 297.23°)
OKLab	oklab(49.33% 0.0187 -0.1541)
OKLCH	oklch(49.33% 0.155 276.9)
XYZ	xyz(14.7796, 11.2241, 46.1782)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E53B7 #B7B24E

analogous

#4E87B7 #4E53B7 #7D4EB7

triadic

#4E53B7 #B74E53 #53B74E

tetradic

#4E53B7 #B74E87 #B7B24E #4EB77D

square

#4E53B7 #B74E87 #B7B24E #4EB77D

split-complementary

#4E53B7 #B77D4E #87B74E

monochromatic

#282B63 #3A3E8E #4E53B7 #7A7DC9 #A5A8DA

Accessibility & contrast

On white

6.47

#4E53B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#4E53B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E53B7

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E53B7	#FFFFFF	#000000	##FFFFFF
##4E53B7	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1163BA

Deuteranopia (green-blind)

#005AB5

Tritanopia (blue-blind)

#0E6A7D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4e53b7;
/* rgb */ color: rgb(78, 83, 183);
/* oklch */ color: oklch(49.3% 0.155 276.9);

Tailwind

colors: {
  custom: {
    50: '#8983cd',
    500: '#4e53b7',
    950: '#000000',
  },
}

SCSS

$custom: #4e53b7;
$custom-light: #8983cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e53b7",
  "rgb": {
    "r": 78,
    "g": 83,
    "b": 183
  },
  "hsl": {
    "h": 237.143,
    "s": 42.169,
    "l": 51.176
  },
  "oklch": {
    "l": 0.49331,
    "c": 0.15521,
    "h": 276.9
  },
  "luminance": 0.11225
}

Semantic roles & 50–950 ramp

primary

#4E53B7

secondary

#C8C599

accent

#CC56D2

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4E53B7

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

Preview Lab → · Contrast checker → · Palette generator →