#5558E5#5558E5

#5558E5 is a mid, highly saturated blue. Relative luminance 0.146; OKLCH L 54.3% C 0.209 H 276.0°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#5558E5
RGB	rgb(85, 88, 229)
HSL	hsl(239, 73%, 62%)
HSV	hsv(239, 63%, 90%)
CMYK	cmyk(62.9%, 61.6%, 0%, 10.2%)
CIE-LAB	lab(45.03, 40.98, -72.02)
CIE-LCH	lch(45.03, 82.86, 299.64°)
OKLab	oklab(54.28% 0.0218 -0.2075)
OKLCH	oklch(54.28% 0.209 276)
XYZ	xyz(21.3743, 14.5661, 75.7987)
Luminance	0.1457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5558E5 #E5E255

analogous

#55A0E5 #5558E5 #9A55E5

triadic

#5558E5 #E55558 #58E555

tetradic

#5558E5 #E555A0 #E5E255 #55E59A

square

#5558E5 #E555A0 #E5E255 #55E59A

split-complementary

#5558E5 #E59A55 #A0E555

monochromatic

#191CA6 #2225DB #5558E5 #8A8CED #BFC0F5

Accessibility & contrast

On white

5.37

#5558E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#5558E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5558E5

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5558E5	#FFFFFF	#000000	##FFFFFF
##5558E5	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071EA

Deuteranopia (green-blind)

#0064E2

Tritanopia (blue-blind)

#007B96

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5558e5;
/* rgb */ color: rgb(85, 88, 229);
/* oklch */ color: oklch(54.3% 0.209 276.0);

Tailwind

colors: {
  custom: {
    50: '#9487ee',
    500: '#5558e5',
    950: '#000000',
  },
}

SCSS

$custom: #5558e5;
$custom-light: #9487ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5558e5",
  "rgb": {
    "r": 85,
    "g": 88,
    "b": 229
  },
  "hsl": {
    "h": 238.75,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.54283,
    "c": 0.20861,
    "h": 276
  },
  "luminance": 0.14568
}

Semantic roles & 50–950 ramp

primary

#5558E5

secondary

#E6E5B0

accent

#D110D6

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5558E5

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

Preview Lab → · Contrast checker → · Palette generator →