#555CAE#555CAE

#555CAE is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.0% C 0.129 H 277.1°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#555CAE
RGB	rgb(85, 92, 174)
HSL	hsl(235, 35%, 51%)
HSV	hsv(235, 51%, 68%)
CMYK	cmyk(51.1%, 47.1%, 0%, 31.8%)
CIE-LAB	lab(42.22, 20.53, -44.84)
CIE-LCH	lch(42.22, 49.31, 294.60°)
OKLab	oklab(50.98% 0.016 -0.1275)
OKLCH	oklch(50.98% 0.129 277.1)
XYZ	xyz(15.2111, 12.6407, 41.6746)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555CAE #AEA755

analogous

#5588AE #555CAE #7A55AE

triadic

#555CAE #AE555C #5CAE55

tetradic

#555CAE #AE5588 #AEA755 #55AE7A

square

#555CAE #AE5588 #AEA755 #55AE7A

split-complementary

#555CAE #AE7A55 #88AE55

monochromatic

#2C305D #404586 #555CAE #7E84C2 #A8ABD5

Accessibility & contrast

On white

5.95

#555CAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#555CAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CAE

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555CAE	#FFFFFF	#000000	##FFFFFF
##555CAE	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3867B1

Deuteranopia (green-blind)

#2F60AC

Tritanopia (blue-blind)

#316E7C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #555cae;
/* rgb */ color: rgb(85, 92, 174);
/* oklch */ color: oklch(51.0% 0.129 277.1);

Tailwind

colors: {
  custom: {
    50: '#8b8ac7',
    500: '#555cae',
    950: '#000000',
  },
}

SCSS

$custom: #555cae;
$custom-light: #8b8ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#555cae",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 174
  },
  "hsl": {
    "h": 235.281,
    "s": 35.458,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50976,
    "c": 0.12851,
    "h": 277.1
  },
  "luminance": 0.12642
}

Semantic roles & 50–950 ramp

primary

#555CAE

secondary

#C3C09C

accent

#C35CCB

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #555CAE

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

Preview Lab → · Contrast checker → · Palette generator →