#4558CF#4558CF

#4558CF is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.5% C 0.184 H 271.5°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#4558CF
RGB	rgb(69, 88, 207)
HSL	hsl(232, 59%, 54%)
HSV	hsv(232, 67%, 81%)
CMYK	cmyk(66.7%, 57.5%, 0%, 18.8%)
CIE-LAB	lab(42.38, 31.18, -63.83)
CIE-LCH	lch(42.38, 71.04, 296.04°)
OKLab	oklab(51.54% 0.0048 -0.1838)
OKLCH	oklch(51.54% 0.184 271.5)
XYZ	xyz(17.2027, 12.7481, 60.5734)
Luminance	0.1275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4558CF #CFBC45

analogous

#459DCF #4558CF #7745CF

triadic

#4558CF #CF4558 #58CF45

tetradic

#4558CF #CF459D #CFBC45 #45CF77

square

#4558CF #CF459D #CFBC45 #45CF77

split-complementary

#4558CF #CF7745 #9DCF45

monochromatic

#202C7A #2C3EAB #4558CF #7684DC #A6AFE8

Accessibility & contrast

On white

5.92

#4558CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#4558CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4558CF

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4558CF	#FFFFFF	#000000	##FFFFFF
##4558CF	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD3

Deuteranopia (green-blind)

#005ECD

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4558cf;
/* rgb */ color: rgb(69, 88, 207);
/* oklch */ color: oklch(51.5% 0.184 271.5);

Tailwind

colors: {
  custom: {
    50: '#8887df',
    500: '#4558cf',
    950: '#000000',
  },
}

SCSS

$custom: #4558cf;
$custom-light: #8887df;
$custom-dark: #000000;

JSON

{
  "hex": "#4558cf",
  "rgb": {
    "r": 69,
    "g": 88,
    "b": 207
  },
  "hsl": {
    "h": 231.739,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.5154,
    "c": 0.18386,
    "h": 271.5
  },
  "luminance": 0.1275
}

Semantic roles & 50–950 ramp

primary

#4558CF

secondary

#D5CD9B

accent

#CD46E2

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4558CF

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

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