#4557BA#4557BA

#4557BA is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.7% C 0.156 H 271.8°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4557BA
RGB	rgb(69, 87, 186)
HSL	hsl(231, 46%, 50%)
HSV	hsv(231, 63%, 73%)
CMYK	cmyk(62.9%, 53.2%, 0%, 27.1%)
CIE-LAB	lab(40.61, 24.50, -54.51)
CIE-LCH	lch(40.61, 59.76, 294.20°)
OKLab	oklab(49.74% 0.0049 -0.1564)
OKLCH	oklch(49.74% 0.156 271.8)
XYZ	xyz(14.7224, 11.6255, 47.9130)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4557BA #BAA845

analogous

#4592BA #4557BA #6D45BA

triadic

#4557BA #BA4557 #57BA45

tetradic

#4557BA #BA4592 #BAA845 #45BA6D

square

#4557BA #BA4592 #BAA845 #45BA6D

split-complementary

#4557BA #BA6D45 #92BA45

monochromatic

#242D61 #34428D #4557BA #727FCB #9EA8DB

Accessibility & contrast

On white

6.32

#4557BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#4557BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4557BA

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4557BA	#FFFFFF	#000000	##FFFFFF
##4557BA	1.00	6.32	3.33	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1765BD

Deuteranopia (green-blind)

#005BB8

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4557ba;
/* rgb */ color: rgb(69, 87, 186);
/* oklch */ color: oklch(49.7% 0.156 271.8);

Tailwind

colors: {
  custom: {
    50: '#8486cf',
    500: '#4557ba',
    950: '#000000',
  },
}

SCSS

$custom: #4557ba;
$custom-light: #8486cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4557ba",
  "rgb": {
    "r": 69,
    "g": 87,
    "b": 186
  },
  "hsl": {
    "h": 230.769,
    "s": 45.882,
    "l": 50
  },
  "oklch": {
    "l": 0.49739,
    "c": 0.15647,
    "h": 271.8
  },
  "luminance": 0.11627
}

Semantic roles & 50–950 ramp

primary

#4557BA

secondary

#C8C093

accent

#C152D6

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4557BA

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

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