#4E55B2#4E55B2

#4E55B2 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.4% C 0.145 H 276.4°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#4E55B2
RGB	rgb(78, 85, 178)
HSL	hsl(236, 39%, 50%)
HSV	hsv(236, 56%, 70%)
CMYK	cmyk(56.2%, 52.2%, 0%, 30.2%)
CIE-LAB	lab(40.13, 24.75, -50.57)
CIE-LCH	lch(40.13, 56.30, 296.08°)
OKLab	oklab(49.35% 0.0163 -0.1446)
OKLCH	oklch(49.35% 0.146 276.4)
XYZ	xyz(14.4237, 11.3301, 43.5377)
Luminance	0.1133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E55B2 #B2AB4E

analogous

#4E87B2 #4E55B2 #794EB2

triadic

#4E55B2 #B24E55 #55B24E

tetradic

#4E55B2 #B24E87 #B2AB4E #4EB279

square

#4E55B2 #B24E87 #B2AB4E #4EB279

split-complementary

#4E55B2 #B2794E #87B24E

monochromatic

#292C5D #3B4088 #4E55B2 #797EC5 #A3A7D7

Accessibility & contrast

On white

6.43

#4E55B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4E55B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E55B2

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E55B2	#FFFFFF	#000000	##FFFFFF
##4E55B2	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2263B5

Deuteranopia (green-blind)

#0F5BB0

Tritanopia (blue-blind)

#186A7B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4e55b2;
/* rgb */ color: rgb(78, 85, 178);
/* oklch */ color: oklch(49.4% 0.145 276.4);

Tailwind

colors: {
  custom: {
    50: '#8884ca',
    500: '#4e55b2',
    950: '#000000',
  },
}

SCSS

$custom: #4e55b2;
$custom-light: #8884ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4e55b2",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 178
  },
  "hsl": {
    "h": 235.8,
    "s": 39.37,
    "l": 50.196
  },
  "oklch": {
    "l": 0.49354,
    "c": 0.1455,
    "h": 276.4
  },
  "luminance": 0.11331
}

Semantic roles & 50–950 ramp

primary

#4E55B2

secondary

#C4C198

accent

#C759CF

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4E55B2

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

Preview Lab → · Contrast checker → · Palette generator →