#4559AC#4559AC

#4559AC is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.1% C 0.134 H 270.6°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4559AC
RGB	rgb(69, 89, 172)
HSL	hsl(228, 43%, 47%)
HSV	hsv(228, 60%, 67%)
CMYK	cmyk(59.9%, 48.3%, 0%, 32.5%)
CIE-LAB	lab(40.23, 18.34, -46.91)
CIE-LCH	lch(40.23, 50.36, 291.35°)
OKLab	oklab(49.15% 0.0014 -0.134)
OKLCH	oklch(49.15% 0.134 270.6)
XYZ	xyz(13.4705, 11.3874, 40.5099)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4559AC #AC9845

analogous

#458CAC #4559AC #6545AC

triadic

#4559AC #AC4559 #59AC45

tetradic

#4559AC #AC458C #AC9845 #45AC65

square

#4559AC #AC458C #AC9845 #45AC65

split-complementary

#4559AC #AC6545 #8CAC45

monochromatic

#222C55 #334280 #4559AC #6B7CC4 #96A3D5

Accessibility & contrast

On white

6.41

#4559AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4559AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4559AC

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4559AC	#FFFFFF	#000000	##FFFFFF
##4559AC	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3064AF

Deuteranopia (green-blind)

#1F5AAA

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4559ac;
/* rgb */ color: rgb(69, 89, 172);
/* oklch */ color: oklch(49.1% 0.134 270.6);

Tailwind

colors: {
  custom: {
    50: '#8287c5',
    500: '#4559ac',
    950: '#000000',
  },
}

SCSS

$custom: #4559ac;
$custom-light: #8287c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4559ac",
  "rgb": {
    "r": 69,
    "g": 89,
    "b": 172
  },
  "hsl": {
    "h": 228.35,
    "s": 42.739,
    "l": 47.255
  },
  "oklch": {
    "l": 0.49148,
    "c": 0.134,
    "h": 270.6
  },
  "luminance": 0.11389
}

Semantic roles & 50–950 ramp

primary

#4559AC

secondary

#C1B78C

accent

#BA55D3

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4559AC

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

Preview Lab → · Contrast checker → · Palette generator →