#4457BE#4457BE

#4457BE is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.0% C 0.162 H 271.4°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#4457BE
RGB	rgb(68, 87, 190)
HSL	hsl(231, 48%, 51%)
HSV	hsv(231, 64%, 75%)
CMYK	cmyk(64.2%, 54.2%, 0%, 25.5%)
CIE-LAB	lab(40.83, 25.72, -56.49)
CIE-LCH	lch(40.83, 62.07, 294.48°)
OKLab	oklab(49.98% 0.0041 -0.1622)
OKLCH	oklch(49.98% 0.162 271.4)
XYZ	xyz(15.0832, 11.7617, 50.1806)
Luminance	0.1176 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4457BE #BEAB44

analogous

#4494BE #4457BE #6E44BE

triadic

#4457BE #BE4457 #57BE44

tetradic

#4457BE #BE4494 #BEAB44 #44BE6E

square

#4457BE #BE4494 #BEAB44 #44BE6E

split-complementary

#4457BE #BE6E44 #94BE44

monochromatic

#232D65 #334292 #4457BE #7180CE #9FA9DE

Accessibility & contrast

On white

6.26

#4457BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#4457BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4457BE

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4457BE	#FFFFFF	#000000	##FFFFFF
##4457BE	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C66C2

Deuteranopia (green-blind)

#005BBC

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4457be;
/* rgb */ color: rgb(68, 87, 190);
/* oklch */ color: oklch(50.0% 0.162 271.4);

Tailwind

colors: {
  custom: {
    50: '#8586d2',
    500: '#4457be',
    950: '#000000',
  },
}

SCSS

$custom: #4457be;
$custom-light: #8586d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4457be",
  "rgb": {
    "r": 68,
    "g": 87,
    "b": 190
  },
  "hsl": {
    "h": 230.656,
    "s": 48.413,
    "l": 50.588
  },
  "oklch": {
    "l": 0.49978,
    "c": 0.1623,
    "h": 271.4
  },
  "luminance": 0.11763
}

Semantic roles & 50–950 ramp

primary

#4457BE

secondary

#CAC294

accent

#C350D8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4457BE

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

Preview Lab → · Contrast checker → · Palette generator →