#4559D1#4559D1

#4559D1 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.9% C 0.185 H 271.2°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4559D1
RGB	rgb(69, 89, 209)
HSL	hsl(231, 60%, 55%)
HSV	hsv(231, 67%, 82%)
CMYK	cmyk(67%, 57.4%, 0%, 18%)
CIE-LAB	lab(42.78, 31.25, -64.33)
CIE-LCH	lch(42.78, 71.52, 295.91°)
OKLab	oklab(51.89% 0.004 -0.1853)
OKLCH	oklch(51.89% 0.185 271.2)
XYZ	xyz(17.5314, 13.0118, 61.8969)
Luminance	0.1301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4559D1 #D1BD45

analogous

#459FD1 #4559D1 #7745D1

triadic

#4559D1 #D14559 #59D145

tetradic

#4559D1 #D1459F #D1BD45 #45D177

square

#4559D1 #D1459F #D1BD45 #45D177

split-complementary

#4559D1 #D17745 #9FD145

monochromatic

#1F2C7D #2B3EAE #4559D1 #7685DD #A7B1E9

Accessibility & contrast

On white

5.83

#4559D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4559D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4559D1

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4559D1	#FFFFFF	#000000	##FFFFFF
##4559D1	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD5

Deuteranopia (green-blind)

#005FCF

Tritanopia (blue-blind)

#00768C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4559d1;
/* rgb */ color: rgb(69, 89, 209);
/* oklch */ color: oklch(51.9% 0.185 271.2);

Tailwind

colors: {
  custom: {
    50: '#8987e0',
    500: '#4559d1',
    950: '#000000',
  },
}

SCSS

$custom: #4559d1;
$custom-light: #8987e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4559d1",
  "rgb": {
    "r": 69,
    "g": 89,
    "b": 209
  },
  "hsl": {
    "h": 231.429,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.51885,
    "c": 0.1853,
    "h": 271.2
  },
  "luminance": 0.13013
}

Semantic roles & 50–950 ramp

primary

#4559D1

secondary

#D7CE9B

accent

#CD44E3

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4559D1

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

Preview Lab → · Contrast checker → · Palette generator →