#555CCD#555CCD

#555CCD is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.1% C 0.172 H 276.2°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#555CCD
RGB	rgb(85, 92, 205)
HSL	hsl(237, 55%, 57%)
HSV	hsv(237, 59%, 80%)
CMYK	cmyk(58.5%, 55.1%, 0%, 19.6%)
CIE-LAB	lab(44.22, 30.66, -59.65)
CIE-LCH	lch(44.22, 67.07, 297.20°)
OKLab	oklab(53.13% 0.0185 -0.1711)
OKLCH	oklch(53.13% 0.172 276.2)
XYZ	xyz(18.5893, 13.9920, 59.4669)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555CCD #CDC655

analogous

#5598CD #555CCD #8A55CD

triadic

#555CCD #CD555C #5CCD55

tetradic

#555CCD #CD5598 #CDC655 #55CD8A

square

#555CCD #CD5598 #CDC655 #55CD8A

split-complementary

#555CCD #CD8A55 #98CD55

monochromatic

#262B82 #343BB1 #555CCD #8489DB #B4B7E9

Accessibility & contrast

On white

5.53

#555CCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#555CCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CCD

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555CCD	#FFFFFF	#000000	##FFFFFF
##555CCD	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#056ED1

Deuteranopia (green-blind)

#0064CB

Tritanopia (blue-blind)

#00768B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #555ccd;
/* rgb */ color: rgb(85, 92, 205);
/* oklch */ color: oklch(53.1% 0.172 276.2);

Tailwind

colors: {
  custom: {
    50: '#8f8add',
    500: '#555ccd',
    950: '#000000',
  },
}

SCSS

$custom: #555ccd;
$custom-light: #8f8add;
$custom-dark: #000000;

JSON

{
  "hex": "#555ccd",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 205
  },
  "hsl": {
    "h": 236.5,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.53126,
    "c": 0.17206,
    "h": 276.2
  },
  "luminance": 0.13993
}

Semantic roles & 50–950 ramp

primary

#555CCD

secondary

#D7D5A6

accent

#D54ADE

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #555CCD

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

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