#4559BB#4559BB

#4559BB is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.2% C 0.155 H 271.1°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4559BB
RGB	rgb(69, 89, 187)
HSL	hsl(230, 46%, 50%)
HSV	hsv(230, 63%, 73%)
CMYK	cmyk(63.1%, 52.4%, 0%, 26.7%)
CIE-LAB	lab(41.21, 23.56, -54.13)
CIE-LCH	lch(41.21, 59.04, 293.52°)
OKLab	oklab(50.21% 0.003 -0.1553)
OKLCH	oklch(50.21% 0.155 271.1)
XYZ	xyz(14.9933, 11.9965, 48.5295)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4559BB #BBA745

analogous

#4594BB #4559BB #6C45BB

triadic

#4559BB #BB4559 #59BB45

tetradic

#4559BB #BB4594 #BBA745 #45BB6C

square

#4559BB #BB4594 #BBA745 #45BB6C

split-complementary

#4559BB #BB6C45 #94BB45

monochromatic

#242E62 #34438F #4559BB #7281CB #9FA9DC

Accessibility & contrast

On white

6.18

#4559BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#4559BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4559BB

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4559BB	#FFFFFF	#000000	##FFFFFF
##4559BB	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D67BE

Deuteranopia (green-blind)

#005CB9

Tritanopia (blue-blind)

#007081

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4559bb;
/* rgb */ color: rgb(69, 89, 187);
/* oklch */ color: oklch(50.2% 0.155 271.1);

Tailwind

colors: {
  custom: {
    50: '#8487d0',
    500: '#4559bb',
    950: '#000000',
  },
}

SCSS

$custom: #4559bb;
$custom-light: #8487d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4559bb",
  "rgb": {
    "r": 69,
    "g": 89,
    "b": 187
  },
  "hsl": {
    "h": 229.831,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.5021,
    "c": 0.15529,
    "h": 271.1
  },
  "luminance": 0.11998
}

Semantic roles & 50–950 ramp

primary

#4559BB

secondary

#C8BF94

accent

#C052D6

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4559BB

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

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