#5559DB#5559DB

#5559DB is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.7% C 0.194 H 276.3°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#5559DB
RGB	rgb(85, 89, 219)
HSL	hsl(238, 65%, 60%)
HSV	hsv(238, 61%, 86%)
CMYK	cmyk(61.2%, 59.4%, 0%, 14.1%)
CIE-LAB	lab(44.50, 37.11, -67.21)
CIE-LCH	lch(44.50, 76.77, 298.90°)
OKLab	oklab(53.65% 0.0213 -0.1933)
OKLCH	oklch(53.65% 0.194 276.3)
XYZ	xyz(20.1007, 14.1889, 68.6836)
Luminance	0.1419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5559DB #DBD755

analogous

#559CDB #5559DB #9455DB

triadic

#5559DB #DB5559 #59DB55

tetradic

#5559DB #DB559C #DBD755 #55DB94

square

#5559DB #DB559C #DBD755 #55DB94

split-complementary

#5559DB #DB9455 #9CDB55

monochromatic

#202396 #2A2FC8 #5559DB #888AE6 #BABCF0

Accessibility & contrast

On white

5.47

#5559DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#5559DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5559DB

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5559DB	#FFFFFF	#000000	##FFFFFF
##5559DB	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDF

Deuteranopia (green-blind)

#0064D8

Tritanopia (blue-blind)

#007991

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5559db;
/* rgb */ color: rgb(85, 89, 219);
/* oklch */ color: oklch(53.7% 0.194 276.3);

Tailwind

colors: {
  custom: {
    50: '#9288e7',
    500: '#5559db',
    950: '#000000',
  },
}

SCSS

$custom: #5559db;
$custom-light: #9288e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5559db",
  "rgb": {
    "r": 85,
    "g": 89,
    "b": 219
  },
  "hsl": {
    "h": 238.209,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.53653,
    "c": 0.19449,
    "h": 276.3
  },
  "luminance": 0.14191
}

Semantic roles & 50–950 ramp

primary

#5559DB

secondary

#E0DEAC

accent

#E340E8

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5559DB

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

Preview Lab → · Contrast checker → · Palette generator →