#4557AF#4557AF

#4557AF is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.9% C 0.141 H 271.6°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#4557AF
RGB	rgb(69, 87, 175)
HSL	hsl(230, 43%, 48%)
HSV	hsv(230, 61%, 69%)
CMYK	cmyk(60.6%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(39.87, 20.66, -49.24)
CIE-LCH	lch(39.87, 53.40, 292.77°)
OKLab	oklab(48.94% 0.0039 -0.1409)
OKLCH	oklch(48.94% 0.141 271.6)
XYZ	xyz(13.5977, 11.1757, 41.9897)
Luminance	0.1118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4557AF #AF9D45

analogous

#458CAF #4557AF #6845AF

triadic

#4557AF #AF4557 #57AF45

tetradic

#4557AF #AF458C #AF9D45 #45AF68

square

#4557AF #AF458C #AF9D45 #45AF68

split-complementary

#4557AF #AF6845 #8CAF45

monochromatic

#222B57 #344183 #4557AF #6C7BC5 #98A3D6

Accessibility & contrast

On white

6.49

#4557AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#4557AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4557AF

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4557AF	#FFFFFF	#000000	##FFFFFF
##4557AF	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)

#2863B2

Deuteranopia (green-blind)

#125AAD

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4557af;
/* rgb */ color: rgb(69, 87, 175);
/* oklch */ color: oklch(48.9% 0.141 271.6);

Tailwind

colors: {
  custom: {
    50: '#8286c7',
    500: '#4557af',
    950: '#000000',
  },
}

SCSS

$custom: #4557af;
$custom-light: #8286c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4557af",
  "rgb": {
    "r": 69,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 229.811,
    "s": 43.443,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48944,
    "c": 0.14093,
    "h": 271.6
  },
  "luminance": 0.11177
}

Semantic roles & 50–950 ramp

primary

#4557AF

secondary

#C2B98D

accent

#BE55D3

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4557AF

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

Preview Lab → · Contrast checker → · Palette generator →