#5558FF#5558FF

#5558FF is a mid, highly saturated blue. Relative luminance 0.161; OKLCH L 56.5% C 0.241 H 274.7°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#5558FF
RGB	rgb(85, 88, 255)
HSL	hsl(239, 100%, 67%)
HSV	hsv(239, 67%, 100%)
CMYK	cmyk(66.7%, 65.5%, 0%, 0%)
CIE-LAB	lab(47.14, 49.39, -83.16)
CIE-LCH	lch(47.14, 96.72, 300.70°)
OKLab	oklab(56.47% 0.0198 -0.2401)
OKLCH	oklch(56.47% 0.241 274.7)
XYZ	xyz(25.2801, 16.1284, 96.3692)
Luminance	0.1613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5558FF #FFFC55

analogous

#55ADFF #5558FF #A755FF

triadic

#5558FF #FF5558 #58FF55

tetradic

#5558FF #FF55AD #FFFC55 #55FFA7

square

#5558FF #FF55AD #FFFC55 #55FFA7

split-complementary

#5558FF #FFA755 #ADFF55

monochromatic

#0004DA #181CFF #5558FF #9294FF #CFD0FF

Accessibility & contrast

On white

4.97

#5558FF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#5558FF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5558FF

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5558FF	#FFFFFF	#000000	##FFFFFF
##5558FF	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078FF

Deuteranopia (green-blind)

#0068FC

Tritanopia (blue-blind)

#0084A4

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #5558ff;
/* rgb */ color: rgb(85, 88, 255);
/* oklch */ color: oklch(56.5% 0.241 274.7);

Tailwind

colors: {
  custom: {
    50: '#9888ff',
    500: '#5558ff',
    950: '#000000',
  },
}

SCSS

$custom: #5558ff;
$custom-light: #9888ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5558ff",
  "rgb": {
    "r": 85,
    "g": 88,
    "b": 255
  },
  "hsl": {
    "h": 238.941,
    "s": 100,
    "l": 66.667
  },
  "oklch": {
    "l": 0.56473,
    "c": 0.24094,
    "h": 274.7
  },
  "luminance": 0.16131
}

Semantic roles & 50–950 ramp

primary

#5558FF

secondary

#F3F2BD

accent

#E100E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100B18

muted

#7F7C86

Preview Lab

Preview with #5558FF

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

Preview Lab → · Contrast checker → · Palette generator →