#5557E6#5557E6

#5557E6 is a mid, highly saturated blue. Relative luminance 0.145; OKLCH L 54.2% C 0.211 H 276.1°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#5557E6
RGB	rgb(85, 87, 230)
HSL	hsl(239, 74%, 62%)
HSV	hsv(239, 63%, 90%)
CMYK	cmyk(63%, 62.2%, 0%, 9.8%)
CIE-LAB	lab(44.88, 41.90, -72.83)
CIE-LCH	lch(44.88, 84.03, 299.91°)
OKLab	oklab(54.2% 0.0226 -0.2098)
OKLCH	oklch(54.2% 0.211 276.1)
XYZ	xyz(21.4328, 14.4591, 76.5090)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5557E6 #E6E455

analogous

#55A0E6 #5557E6 #9B55E6

triadic

#5557E6 #E65557 #57E655

tetradic

#5557E6 #E655A0 #E6E455 #55E69B

square

#5557E6 #E655A0 #E6E455 #55E69B

split-complementary

#5557E6 #E69B55 #A0E655

monochromatic

#191BA8 #2123DD #5557E6 #8A8CEE #C0C0F6

Accessibility & contrast

On white

5.40

#5557E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#5557E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5557E6

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5557E6	#FFFFFF	#000000	##FFFFFF
##5557E6	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071EB

Deuteranopia (green-blind)

#0064E3

Tritanopia (blue-blind)

#007B96

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5557e6;
/* rgb */ color: rgb(85, 87, 230);
/* oklch */ color: oklch(54.2% 0.211 276.1);

Tailwind

colors: {
  custom: {
    50: '#9487ef',
    500: '#5557e6',
    950: '#000000',
  },
}

SCSS

$custom: #5557e6;
$custom-light: #9487ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5557e6",
  "rgb": {
    "r": 85,
    "g": 87,
    "b": 230
  },
  "hsl": {
    "h": 239.172,
    "s": 74.359,
    "l": 61.765
  },
  "oklch": {
    "l": 0.54198,
    "c": 0.21106,
    "h": 276.1
  },
  "luminance": 0.14461
}

Semantic roles & 50–950 ramp

primary

#5557E6

secondary

#E6E6B1

accent

#D40FD6

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B17

muted

#7E7C85

Preview Lab

Preview with #5557E6

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

Preview Lab → · Contrast checker → · Palette generator →