#555CE0#555CE0

#555CE0 is a mid, vivid blue. Relative luminance 0.150; OKLCH L 54.6% C 0.197 H 275.4°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#555CE0
RGB	rgb(85, 92, 224)
HSL	hsl(237, 69%, 61%)
HSV	hsv(237, 62%, 88%)
CMYK	cmyk(62.1%, 58.9%, 0%, 12.2%)
CIE-LAB	lab(45.59, 36.92, -68.29)
CIE-LCH	lch(45.59, 77.63, 298.40°)
OKLab	oklab(54.57% 0.0186 -0.1965)
OKLCH	oklch(54.57% 0.197 275.4)
XYZ	xyz(21.0236, 14.9657, 72.2873)
Luminance	0.1497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555CE0 #E0D955

analogous

#55A2E0 #555CE0 #9355E0

triadic

#555CE0 #E0555C #5CE055

tetradic

#555CE0 #E055A2 #E0D955 #55E093

square

#555CE0 #E055A2 #E0D955 #55E093

split-complementary

#555CE0 #E09355 #A2E055

monochromatic

#1D239E #262FD2 #555CE0 #898EE9 #BDBFF3

Accessibility & contrast

On white

5.26

#555CE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#555CE0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CE0

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555CE0	#FFFFFF	#000000	##FFFFFF
##555CE0	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072E4

Deuteranopia (green-blind)

#0066DD

Tritanopia (blue-blind)

#007C95

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #555ce0;
/* rgb */ color: rgb(85, 92, 224);
/* oklch */ color: oklch(54.6% 0.197 275.4);

Tailwind

colors: {
  custom: {
    50: '#938aeb',
    500: '#555ce0',
    950: '#000000',
  },
}

SCSS

$custom: #555ce0;
$custom-light: #938aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#555ce0",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 224
  },
  "hsl": {
    "h": 236.978,
    "s": 69.154,
    "l": 60.588
  },
  "oklch": {
    "l": 0.54572,
    "c": 0.19735,
    "h": 275.4
  },
  "luminance": 0.14967
}

Semantic roles & 50–950 ramp

primary

#555CE0

secondary

#E3E0AE

accent

#C814D1

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #555CE0

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

Preview Lab → · Contrast checker → · Palette generator →