#5559AF#5559AF

#5559AF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.4% C 0.134 H 278.4°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#5559AF
RGB	rgb(85, 89, 175)
HSL	hsl(237, 36%, 51%)
HSV	hsv(237, 51%, 69%)
CMYK	cmyk(51.4%, 49.1%, 0%, 31.4%)
CIE-LAB	lab(41.49, 22.74, -46.60)
CIE-LCH	lch(41.49, 51.85, 296.02°)
OKLab	oklab(50.44% 0.0197 -0.1327)
OKLCH	oklch(50.44% 0.134 278.4)
XYZ	xyz(15.0541, 12.1703, 42.1050)
Luminance	0.1217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5559AF #AFAB55

analogous

#5586AF #5559AF #7E55AF

triadic

#5559AF #AF5559 #59AF55

tetradic

#5559AF #AF5586 #AFAB55 #55AF7E

square

#5559AF #AF5586 #AFAB55 #55AF7E

split-complementary

#5559AF #AF7E55 #86AF55

monochromatic

#2C2E5E #404387 #5559AF #7F82C3 #A8AAD6

Accessibility & contrast

On white

6.11

#5559AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#5559AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5559AF

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5559AF	#FFFFFF	#000000	##FFFFFF
##5559AF	1.00	6.11	3.43	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3165B2

Deuteranopia (green-blind)

#285EAD

Tritanopia (blue-blind)

#306C7B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5559af;
/* rgb */ color: rgb(85, 89, 175);
/* oklch */ color: oklch(50.4% 0.134 278.4);

Tailwind

colors: {
  custom: {
    50: '#8b87c7',
    500: '#5559af',
    950: '#000000',
  },
}

SCSS

$custom: #5559af;
$custom-light: #8b87c7;
$custom-dark: #000000;

JSON

{
  "hex": "#5559af",
  "rgb": {
    "r": 85,
    "g": 89,
    "b": 175
  },
  "hsl": {
    "h": 237.333,
    "s": 36,
    "l": 50.98
  },
  "oklch": {
    "l": 0.50442,
    "c": 0.13415,
    "h": 278.4
  },
  "luminance": 0.12171
}

Semantic roles & 50–950 ramp

primary

#5559AF

secondary

#C4C29C

accent

#C75CCC

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #5559AF

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

Preview Lab → · Contrast checker → · Palette generator →