#4557CD#4557CD

#4557CD is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.2% C 0.182 H 271.8°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#4557CD
RGB	rgb(69, 87, 205)
HSL	hsl(232, 58%, 54%)
HSV	hsv(232, 66%, 80%)
CMYK	cmyk(66.3%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(41.98, 31.12, -63.33)
CIE-LCH	lch(41.98, 70.56, 296.17°)
OKLab	oklab(51.2% 0.0056 -0.1823)
OKLCH	oklch(51.2% 0.182 271.8)
XYZ	xyz(16.8782, 12.4878, 59.2667)
Luminance	0.1249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4557CD #CDBB45

analogous

#459BCD #4557CD #7745CD

triadic

#4557CD #CD4557 #57CD45

tetradic

#4557CD #CD459B #CDBB45 #45CD77

square

#4557CD #CD459B #CDBB45 #45CD77

split-complementary

#4557CD #CD7745 #9BCD45

monochromatic

#202C77 #2D3DA8 #4557CD #7583DA #A5AEE7

Accessibility & contrast

On white

6.00

#4557CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4557CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4557CD

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4557CD	#FFFFFF	#000000	##FFFFFF
##4557CD	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#005DCB

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4557cd;
/* rgb */ color: rgb(69, 87, 205);
/* oklch */ color: oklch(51.2% 0.182 271.8);

Tailwind

colors: {
  custom: {
    50: '#8886dd',
    500: '#4557cd',
    950: '#000000',
  },
}

SCSS

$custom: #4557cd;
$custom-light: #8886dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4557cd",
  "rgb": {
    "r": 69,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 232.059,
    "s": 57.627,
    "l": 53.725
  },
  "oklch": {
    "l": 0.51195,
    "c": 0.18242,
    "h": 271.8
  },
  "luminance": 0.12489
}

Semantic roles & 50–950 ramp

primary

#4557CD

secondary

#D4CC9A

accent

#CC47E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4557CD

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

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