#555EE5#555EE5

#555EE5 is a mid, highly saturated blue. Relative luminance 0.156; OKLCH L 55.3% C 0.201 H 274.8°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#555EE5
RGB	rgb(85, 94, 229)
HSL	hsl(236, 73%, 62%)
HSV	hsv(236, 63%, 90%)
CMYK	cmyk(62.9%, 59%, 0%, 10.2%)
CIE-LAB	lab(46.43, 37.35, -69.74)
CIE-LCH	lch(46.43, 79.12, 298.17°)
OKLab	oklab(55.32% 0.0168 -0.2007)
OKLCH	oklch(55.32% 0.201 274.8)
XYZ	xyz(21.8872, 15.5920, 75.9697)
Luminance	0.1559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555EE5 #E5DC55

analogous

#55A6E5 #555EE5 #9455E5

triadic

#555EE5 #E5555E #5EE555

tetradic

#555EE5 #E555A6 #E5DC55 #55E594

square

#555EE5 #E555A6 #E5DC55 #55E594

split-complementary

#555EE5 #E59455 #A6E555

monochromatic

#1922A6 #222DDB #555EE5 #8A90ED #BFC3F5

Accessibility & contrast

On white

5.10

#555EE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#555EE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555EE5

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555EE5	#FFFFFF	#000000	##FFFFFF
##555EE5	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E9

Deuteranopia (green-blind)

#0068E2

Tritanopia (blue-blind)

#007F98

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #555ee5;
/* rgb */ color: rgb(85, 94, 229);
/* oklch */ color: oklch(55.3% 0.201 274.8);

Tailwind

colors: {
  custom: {
    50: '#938bee',
    500: '#555ee5',
    950: '#000000',
  },
}

SCSS

$custom: #555ee5;
$custom-light: #938bee;
$custom-dark: #000000;

JSON

{
  "hex": "#555ee5",
  "rgb": {
    "r": 85,
    "g": 94,
    "b": 229
  },
  "hsl": {
    "h": 236.25,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.55315,
    "c": 0.20142,
    "h": 274.8
  },
  "luminance": 0.15594
}

Semantic roles & 50–950 ramp

primary

#555EE5

secondary

#E6E2B0

accent

#C910D6

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #555EE5

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

Preview Lab → · Contrast checker → · Palette generator →