#555EC2#555EC2

#555EC2 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.7% C 0.154 H 275.9°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#555EC2
RGB	rgb(85, 94, 194)
HSL	hsl(235, 47%, 55%)
HSV	hsv(235, 56%, 76%)
CMYK	cmyk(56.2%, 51.5%, 0%, 23.9%)
CIE-LAB	lab(43.99, 25.79, -53.68)
CIE-LCH	lch(43.99, 59.55, 295.66°)
OKLab	oklab(52.72% 0.0158 -0.1535)
OKLCH	oklch(52.72% 0.154 275.9)
XYZ	xyz(17.4835, 13.8305, 52.7767)
Luminance	0.1383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555EC2 #C2B955

analogous

#5595C2 #555EC2 #8355C2

triadic

#555EC2 #C2555E #5EC255

tetradic

#555EC2 #C25595 #C2B955 #55C283

square

#555EC2 #C25595 #C2B955 #55C283

split-complementary

#555EC2 #C28355 #95C255

monochromatic

#292F73 #3A42A0 #555EC2 #8289D2 #AFB3E2

Accessibility & contrast

On white

5.58

#555EC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#555EC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555EC2

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555EC2	#FFFFFF	#000000	##FFFFFF
##555EC2	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#286DC6

Deuteranopia (green-blind)

#1364C0

Tritanopia (blue-blind)

#187587

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #555ec2;
/* rgb */ color: rgb(85, 94, 194);
/* oklch */ color: oklch(52.7% 0.154 275.9);

Tailwind

colors: {
  custom: {
    50: '#8e8bd5',
    500: '#555ec2',
    950: '#000000',
  },
}

SCSS

$custom: #555ec2;
$custom-light: #8e8bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#555ec2",
  "rgb": {
    "r": 85,
    "g": 94,
    "b": 194
  },
  "hsl": {
    "h": 235.046,
    "s": 47.186,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52716,
    "c": 0.15428,
    "h": 275.9
  },
  "luminance": 0.13832
}

Semantic roles & 50–950 ramp

primary

#555EC2

secondary

#D0CDA2

accent

#CC51D7

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0C14

muted

#7E7D83

Preview Lab

Preview with #555EC2

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

Preview Lab → · Contrast checker → · Palette generator →