#4E55A8#4E55A8

#4E55A8 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.131 H 276.7°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#4E55A8
RGB	rgb(78, 85, 168)
HSL	hsl(235, 37%, 48%)
HSV	hsv(235, 54%, 66%)
CMYK	cmyk(53.6%, 49.4%, 0%, 34.1%)
CIE-LAB	lab(39.48, 21.44, -45.69)
CIE-LCH	lch(39.48, 50.47, 295.13°)
OKLab	oklab(48.66% 0.0154 -0.1302)
OKLCH	oklch(48.66% 0.131 276.7)
XYZ	xyz(13.4560, 10.9430, 38.4413)
Luminance	0.1094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E55A8 #A8A14E

analogous

#4E82A8 #4E55A8 #744EA8

triadic

#4E55A8 #A84E55 #55A84E

tetradic

#4E55A8 #A84E82 #A8A14E #4EA874

square

#4E55A8 #A84E82 #A8A14E #4EA874

split-complementary

#4E55A8 #A8744E #82A84E

monochromatic

#272B54 #3B407E #4E55A8 #757ABF #9EA2D2

Accessibility & contrast

On white

6.59

#4E55A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#4E55A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E55A8

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E55A8	#FFFFFF	#000000	##FFFFFF
##4E55A8	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E61AB

Deuteranopia (green-blind)

#2359A6

Tritanopia (blue-blind)

#256776

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4e55a8;
/* rgb */ color: rgb(78, 85, 168);
/* oklch */ color: oklch(48.7% 0.131 276.7);

Tailwind

colors: {
  custom: {
    50: '#8684c2',
    500: '#4e55a8',
    950: '#000000',
  },
}

SCSS

$custom: #4e55a8;
$custom-light: #8684c2;
$custom-dark: #000000;

JSON

{
  "hex": "#4e55a8",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 168
  },
  "hsl": {
    "h": 235.333,
    "s": 36.585,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48659,
    "c": 0.13115,
    "h": 276.7
  },
  "luminance": 0.10944
}

Semantic roles & 50–950 ramp

primary

#4E55A8

secondary

#BFBC93

accent

#C45BCD

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B12

muted

#7D7C81

Preview Lab

Preview with #4E55A8

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

Preview Lab → · Contrast checker → · Palette generator →