#555AE3#555AE3

#555AE3 is a mid, highly saturated blue. Relative luminance 0.148; OKLCH L 54.5% C 0.204 H 275.7°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#555AE3
RGB	rgb(85, 90, 227)
HSL	hsl(238, 72%, 61%)
HSV	hsv(238, 63%, 89%)
CMYK	cmyk(62.6%, 60.4%, 0%, 11%)
CIE-LAB	lab(45.34, 39.12, -70.39)
CIE-LCH	lch(45.34, 80.53, 299.07°)
OKLab	oklab(54.46% 0.0203 -0.2026)
OKLCH	oklch(54.46% 0.204 275.7)
XYZ	xyz(21.2631, 14.7879, 74.3920)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555AE3 #E3DE55

analogous

#55A1E3 #555AE3 #9755E3

triadic

#555AE3 #E3555A #5AE355

tetradic

#555AE3 #E355A1 #E3DE55 #55E397

square

#555AE3 #E355A1 #E3DE55 #55E397

split-complementary

#555AE3 #E39755 #A1E355

monochromatic

#1B20A3 #232AD7 #555AE3 #8A8DEC #BEC0F4

Accessibility & contrast

On white

5.31

#555AE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#555AE3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555AE3

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555AE3	#FFFFFF	#000000	##FFFFFF
##555AE3	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072E7

Deuteranopia (green-blind)

#0065E0

Tritanopia (blue-blind)

#007C96

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #555ae3;
/* rgb */ color: rgb(85, 90, 227);
/* oklch */ color: oklch(54.5% 0.204 275.7);

Tailwind

colors: {
  custom: {
    50: '#9389ed',
    500: '#555ae3',
    950: '#000000',
  },
}

SCSS

$custom: #555ae3;
$custom-light: #9389ed;
$custom-dark: #000000;

JSON

{
  "hex": "#555ae3",
  "rgb": {
    "r": 85,
    "g": 90,
    "b": 227
  },
  "hsl": {
    "h": 237.887,
    "s": 71.717,
    "l": 61.176
  },
  "oklch": {
    "l": 0.54462,
    "c": 0.20366,
    "h": 275.7
  },
  "luminance": 0.1479
}

Semantic roles & 50–950 ramp

primary

#555AE3

secondary

#E5E3AF

accent

#CD12D4

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #555AE3

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

Preview Lab → · Contrast checker → · Palette generator →