#4E53A5#4E53A5

#4E53A5 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.1% C 0.130 H 277.7°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#4E53A5
RGB	rgb(78, 83, 165)
HSL	hsl(237, 36%, 48%)
HSV	hsv(237, 53%, 65%)
CMYK	cmyk(52.7%, 49.7%, 0%, 35.3%)
CIE-LAB	lab(38.76, 21.73, -45.06)
CIE-LCH	lch(38.76, 50.03, 295.74°)
OKLab	oklab(48.05% 0.0174 -0.1284)
OKLCH	oklch(48.05% 0.13 277.7)
XYZ	xyz(13.0245, 10.5220, 36.9347)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E53A5 #A5A04E

analogous

#4E7EA5 #4E53A5 #754EA5

triadic

#4E53A5 #A54E53 #53A54E

tetradic

#4E53A5 #A54E7E #A5A04E #4EA575

square

#4E53A5 #A54E7E #A5A04E #4EA575

split-complementary

#4E53A5 #A5754E #7EA54E

monochromatic

#272952 #3A3E7B #4E53A5 #7377BD #9DA0D1

Accessibility & contrast

On white

6.76

#4E53A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#4E53A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E53A5

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E53A5	#FFFFFF	#000000	##FFFFFF
##4E53A5	1.00	6.76	3.10	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5FA8

Deuteranopia (green-blind)

#2358A3

Tritanopia (blue-blind)

#296574

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4e53a5;
/* rgb */ color: rgb(78, 83, 165);
/* oklch */ color: oklch(48.1% 0.130 277.7);

Tailwind

colors: {
  custom: {
    50: '#8683c0',
    500: '#4e53a5',
    950: '#000000',
  },
}

SCSS

$custom: #4e53a5;
$custom-light: #8683c0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e53a5",
  "rgb": {
    "r": 78,
    "g": 83,
    "b": 165
  },
  "hsl": {
    "h": 236.552,
    "s": 35.802,
    "l": 47.647
  },
  "oklch": {
    "l": 0.48054,
    "c": 0.12959,
    "h": 277.7
  },
  "luminance": 0.10523
}

Semantic roles & 50–950 ramp

primary

#4E53A5

secondary

#BDBB91

accent

#C55CCC

background

#F8F8FB

surface

#F0EFF7

border

#CBCAD0

text

#0C0A12

muted

#7D7C81

Preview Lab

Preview with #4E53A5

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

Preview Lab → · Contrast checker → · Palette generator →