#555CDE#555CDE

#555CDE is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.4% C 0.195 H 275.5°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#555CDE
RGB	rgb(85, 92, 222)
HSL	hsl(237, 67%, 60%)
HSV	hsv(237, 62%, 87%)
CMYK	cmyk(61.7%, 58.6%, 0%, 12.9%)
CIE-LAB	lab(45.44, 36.26, -67.39)
CIE-LCH	lch(45.44, 76.53, 298.28°)
OKLab	oklab(54.42% 0.0187 -0.1938)
OKLCH	oklch(54.42% 0.195 275.5)
XYZ	xyz(20.7540, 14.8578, 70.8672)
Luminance	0.1486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555CDE #DED755

analogous

#55A1DE #555CDE #9255DE

triadic

#555CDE #DE555C #5CDE55

tetradic

#555CDE #DE55A1 #DED755 #55DE92

square

#555CDE #DE55A1 #DED755 #55DE92

split-complementary

#555CDE #DE9255 #A1DE55

monochromatic

#1E249B #2830CE #555CDE #888DE8 #BCBEF2

Accessibility & contrast

On white

5.29

#555CDE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#555CDE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CDE

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555CDE	#FFFFFF	#000000	##FFFFFF
##555CDE	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072E2

Deuteranopia (green-blind)

#0066DB

Tritanopia (blue-blind)

#007C94

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #555cde;
/* rgb */ color: rgb(85, 92, 222);
/* oklch */ color: oklch(54.4% 0.195 275.5);

Tailwind

colors: {
  custom: {
    50: '#928ae9',
    500: '#555cde',
    950: '#000000',
  },
}

SCSS

$custom: #555cde;
$custom-light: #928ae9;
$custom-dark: #000000;

JSON

{
  "hex": "#555cde",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 222
  },
  "hsl": {
    "h": 236.934,
    "s": 67.488,
    "l": 60.196
  },
  "oklch": {
    "l": 0.54415,
    "c": 0.19474,
    "h": 275.5
  },
  "luminance": 0.1486
}

Semantic roles & 50–950 ramp

primary

#555CDE

secondary

#E2DFAD

accent

#C616CF

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #555CDE

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

Preview Lab → · Contrast checker → · Palette generator →