#4558BC#4558BC

#4558BC is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.1% C 0.158 H 271.5°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4558BC
RGB	rgb(69, 88, 188)
HSL	hsl(230, 47%, 50%)
HSV	hsv(230, 63%, 74%)
CMYK	cmyk(63.3%, 53.2%, 0%, 26.3%)
CIE-LAB	lab(41.02, 24.55, -55.03)
CIE-LCH	lch(41.02, 60.26, 294.04°)
OKLab	oklab(50.09% 0.004 -0.1579)
OKLCH	oklch(50.09% 0.158 271.5)
XYZ	xyz(15.0180, 11.8742, 49.0677)
Luminance	0.1187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4558BC #BCA945

analogous

#4594BC #4558BC #6D45BC

triadic

#4558BC #BC4558 #58BC45

tetradic

#4558BC #BC4594 #BCA945 #45BC6D

square

#4558BC #BC4594 #BCA945 #45BC6D

split-complementary

#4558BC #BC6D45 #94BC45

monochromatic

#242E63 #344390 #4558BC #7280CC #9FA9DC

Accessibility & contrast

On white

6.22

#4558BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4558BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4558BC

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4558BC	#FFFFFF	#000000	##FFFFFF
##4558BC	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1766C0

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4558bc;
/* rgb */ color: rgb(69, 88, 188);
/* oklch */ color: oklch(50.1% 0.158 271.5);

Tailwind

colors: {
  custom: {
    50: '#8586d1',
    500: '#4558bc',
    950: '#000000',
  },
}

SCSS

$custom: #4558bc;
$custom-light: #8586d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4558bc",
  "rgb": {
    "r": 69,
    "g": 88,
    "b": 188
  },
  "hsl": {
    "h": 230.42,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.50085,
    "c": 0.15796,
    "h": 271.5
  },
  "luminance": 0.11875
}

Semantic roles & 50–950 ramp

primary

#4558BC

secondary

#C9C094

accent

#C151D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4558BC

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

Preview Lab → · Contrast checker → · Palette generator →