#555DE5#555DE5

#555DE5 is a mid, highly saturated blue. Relative luminance 0.154; OKLCH L 55.1% C 0.203 H 275.0°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#555DE5
RGB	rgb(85, 93, 229)
HSL	hsl(237, 73%, 62%)
HSV	hsv(237, 63%, 90%)
CMYK	cmyk(62.9%, 59.4%, 0%, 10.2%)
CIE-LAB	lab(46.20, 37.96, -70.13)
CIE-LCH	lch(46.20, 79.74, 298.43°)
OKLab	oklab(55.14% 0.0177 -0.2019)
OKLCH	oklch(55.14% 0.203 275)
XYZ	xyz(21.7989, 15.4153, 75.9402)
Luminance	0.1542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555DE5 #E5DD55

analogous

#55A5E5 #555DE5 #9555E5

triadic

#555DE5 #E5555D #5DE555

tetradic

#555DE5 #E555A5 #E5DD55 #55E595

square

#555DE5 #E555A5 #E5DD55 #55E595

split-complementary

#555DE5 #E59555 #A5E555

monochromatic

#1921A6 #222CDB #555DE5 #8A90ED #BFC2F5

Accessibility & contrast

On white

5.14

#555DE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#555DE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555DE5

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555DE5	#FFFFFF	#000000	##FFFFFF
##555DE5	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E9

Deuteranopia (green-blind)

#0067E2

Tritanopia (blue-blind)

#007E98

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #555de5;
/* rgb */ color: rgb(85, 93, 229);
/* oklch */ color: oklch(55.1% 0.203 275.0);

Tailwind

colors: {
  custom: {
    50: '#938bee',
    500: '#555de5',
    950: '#000000',
  },
}

SCSS

$custom: #555de5;
$custom-light: #938bee;
$custom-dark: #000000;

JSON

{
  "hex": "#555de5",
  "rgb": {
    "r": 85,
    "g": 93,
    "b": 229
  },
  "hsl": {
    "h": 236.667,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.5514,
    "c": 0.20263,
    "h": 275
  },
  "luminance": 0.15417
}

Semantic roles & 50–950 ramp

primary

#555DE5

secondary

#E6E3B0

accent

#CB10D6

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #555DE5

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

Preview Lab → · Contrast checker → · Palette generator →