#555CDA#555CDA

#555CDA is a mid, vivid blue. Relative luminance 0.146; OKLCH L 54.1% C 0.189 H 275.7°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#555CDA
RGB	rgb(85, 92, 218)
HSL	hsl(237, 64%, 59%)
HSV	hsv(237, 61%, 85%)
CMYK	cmyk(61%, 57.8%, 0%, 14.5%)
CIE-LAB	lab(45.15, 34.94, -65.60)
CIE-LCH	lch(45.15, 74.32, 298.05°)
OKLab	oklab(54.11% 0.0187 -0.1885)
OKLCH	oklch(54.11% 0.189 275.7)
XYZ	xyz(20.2242, 14.6459, 68.0773)
Luminance	0.1465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555CDA #DAD355

analogous

#559FDA #555CDA #9155DA

triadic

#555CDA #DA555C #5CDA55

tetradic

#555CDA #DA559F #DAD355 #55DA91

square

#555CDA #DA559F #DAD355 #55DA91

split-complementary

#555CDA #DA9155 #9FDA55

monochromatic

#202694 #2B33C7 #555CDA #878CE5 #BABCF0

Accessibility & contrast

On white

5.34

#555CDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#555CDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CDA

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555CDA	#FFFFFF	#000000	##FFFFFF
##555CDA	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DE

Deuteranopia (green-blind)

#0065D7

Tritanopia (blue-blind)

#007A92

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #555cda;
/* rgb */ color: rgb(85, 92, 218);
/* oklch */ color: oklch(54.1% 0.189 275.7);

Tailwind

colors: {
  custom: {
    50: '#928ae6',
    500: '#555cda',
    950: '#000000',
  },
}

SCSS

$custom: #555cda;
$custom-light: #928ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#555cda",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 218
  },
  "hsl": {
    "h": 236.842,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.54105,
    "c": 0.18947,
    "h": 275.7
  },
  "luminance": 0.14648
}

Semantic roles & 50–950 ramp

primary

#555CDA

secondary

#DFDDAB

accent

#DE41E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #555CDA

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

Preview Lab → · Contrast checker → · Palette generator →