#4559BC#4559BC

#4559BC is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.3% C 0.157 H 271.1°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4559BC
RGB	rgb(69, 89, 188)
HSL	hsl(230, 47%, 50%)
HSV	hsv(230, 63%, 74%)
CMYK	cmyk(63.3%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(41.28, 23.91, -54.61)
CIE-LCH	lch(41.28, 59.61, 293.65°)
OKLab	oklab(50.28% 0.0031 -0.1567)
OKLCH	oklch(50.28% 0.157 271.1)
XYZ	xyz(15.1007, 12.0395, 49.0953)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4559BC #BCA845

analogous

#4594BC #4559BC #6C45BC

triadic

#4559BC #BC4559 #59BC45

tetradic

#4559BC #BC4594 #BCA845 #45BC6C

square

#4559BC #BC4594 #BCA845 #45BC6C

split-complementary

#4559BC #BC6C45 #94BC45

monochromatic

#242E63 #344390 #4559BC #7281CC #9FA9DC

Accessibility & contrast

On white

6.16

#4559BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4559BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4559BC

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4559BC	#FFFFFF	#000000	##FFFFFF
##4559BC	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B67BF

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4559bc;
/* rgb */ color: rgb(69, 89, 188);
/* oklch */ color: oklch(50.3% 0.157 271.1);

Tailwind

colors: {
  custom: {
    50: '#8587d1',
    500: '#4559bc',
    950: '#000000',
  },
}

SCSS

$custom: #4559bc;
$custom-light: #8587d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4559bc",
  "rgb": {
    "r": 69,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 229.916,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.50283,
    "c": 0.15668,
    "h": 271.1
  },
  "luminance": 0.12041
}

Semantic roles & 50–950 ramp

primary

#4559BC

secondary

#C9C094

accent

#C051D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4559BC

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

Preview Lab → · Contrast checker → · Palette generator →