#4558BB#4558BB

#4558BB is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.0% C 0.157 H 271.4°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4558BB
RGB	rgb(69, 88, 187)
HSL	hsl(230, 46%, 50%)
HSV	hsv(230, 63%, 73%)
CMYK	cmyk(63.1%, 52.9%, 0%, 26.7%)
CIE-LAB	lab(40.95, 24.20, -54.56)
CIE-LCH	lch(40.95, 59.69, 293.92°)
OKLab	oklab(50.01% 0.004 -0.1565)
OKLCH	oklch(50.01% 0.157 271.4)
XYZ	xyz(14.9106, 11.8312, 48.5020)
Luminance	0.1183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4558BB #BBA845

analogous

#4593BB #4558BB #6D45BB

triadic

#4558BB #BB4558 #58BB45

tetradic

#4558BB #BB4593 #BBA845 #45BB6D

square

#4558BB #BB4593 #BBA845 #45BB6D

split-complementary

#4558BB #BB6D45 #93BB45

monochromatic

#242E62 #34438F #4558BB #7280CB #9FA8DC

Accessibility & contrast

On white

6.24

#4558BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#4558BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4558BB

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4558BB	#FFFFFF	#000000	##FFFFFF
##4558BB	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1966BE

Deuteranopia (green-blind)

#005CB9

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4558bb;
/* rgb */ color: rgb(69, 88, 187);
/* oklch */ color: oklch(50.0% 0.157 271.4);

Tailwind

colors: {
  custom: {
    50: '#8486d0',
    500: '#4558bb',
    950: '#000000',
  },
}

SCSS

$custom: #4558bb;
$custom-light: #8486d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4558bb",
  "rgb": {
    "r": 69,
    "g": 88,
    "b": 187
  },
  "hsl": {
    "h": 230.339,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.50011,
    "c": 0.15657,
    "h": 271.4
  },
  "luminance": 0.11833
}

Semantic roles & 50–950 ramp

primary

#4558BB

secondary

#C8C094

accent

#C152D6

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4558BB

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

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