#4E57A6#4E57A6

#4E57A6 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.9% C 0.125 H 275.9°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#4E57A6
RGB	rgb(78, 87, 166)
HSL	hsl(234, 36%, 48%)
HSV	hsv(234, 53%, 65%)
CMYK	cmyk(53%, 47.6%, 0%, 34.9%)
CIE-LAB	lab(39.90, 19.50, -43.84)
CIE-LCH	lch(39.90, 47.99, 293.98°)
OKLab	oklab(48.93% 0.0128 -0.1248)
OKLCH	oklch(48.93% 0.125 275.9)
XYZ	xyz(13.4308, 11.1884, 37.5209)
Luminance	0.1119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57A6 #A69D4E

analogous

#4E83A6 #4E57A6 #714EA6

triadic

#4E57A6 #A64E57 #57A64E

tetradic

#4E57A6 #A64E83 #A69D4E #4EA671

square

#4E57A6 #A64E83 #A69D4E #4EA671

split-complementary

#4E57A6 #A6714E #83A64E

monochromatic

#272B53 #3A417C #4E57A6 #747BBE #9DA3D1

Accessibility & contrast

On white

6.49

#4E57A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#4E57A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57A6

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57A6	#FFFFFF	#000000	##FFFFFF
##4E57A6	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3462A9

Deuteranopia (green-blind)

#2A5BA4

Tritanopia (blue-blind)

#276876

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4e57a6;
/* rgb */ color: rgb(78, 87, 166);
/* oklch */ color: oklch(48.9% 0.125 275.9);

Tailwind

colors: {
  custom: {
    50: '#8686c1',
    500: '#4e57a6',
    950: '#000000',
  },
}

SCSS

$custom: #4e57a6;
$custom-light: #8686c1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57a6",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 166
  },
  "hsl": {
    "h": 233.864,
    "s": 36.066,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48931,
    "c": 0.12546,
    "h": 275.9
  },
  "luminance": 0.11189
}

Semantic roles & 50–950 ramp

primary

#4E57A6

secondary

#BEB992

accent

#C15CCC

background

#F8F8FB

surface

#F0EFF7

border

#CBCAD0

text

#0C0B12

muted

#7D7C81

Preview Lab

Preview with #4E57A6

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

Preview Lab → · Contrast checker → · Palette generator →