#555FBD#555FBD

#555FBD is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.6% C 0.146 H 275.6°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#555FBD
RGB	rgb(85, 95, 189)
HSL	hsl(234, 44%, 54%)
HSV	hsv(234, 55%, 74%)
CMYK	cmyk(55%, 49.7%, 0%, 25.9%)
CIE-LAB	lab(43.93, 23.52, -50.87)
CIE-LCH	lch(43.93, 56.04, 294.81°)
OKLab	oklab(52.57% 0.0143 -0.1452)
OKLCH	oklch(52.57% 0.146 275.6)
XYZ	xyz(17.0209, 13.7887, 49.8988)
Luminance	0.1379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555FBD #BDB355

analogous

#5593BD #555FBD #7F55BD

triadic

#555FBD #BD555F #5FBD55

tetradic

#555FBD #BD5593 #BDB355 #55BD7F

square

#555FBD #BD5593 #BDB355 #55BD7F

split-complementary

#555FBD #BD7F55 #93BD55

monochromatic

#2A316D #3C4599 #555FBD #8188CE #ADB2DF

Accessibility & contrast

On white

5.59

#555FBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#555FBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555FBD

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555FBD	#FFFFFF	#000000	##FFFFFF
##555FBD	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#306CC0

Deuteranopia (green-blind)

#2264BB

Tritanopia (blue-blind)

#207485

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #555fbd;
/* rgb */ color: rgb(85, 95, 189);
/* oklch */ color: oklch(52.6% 0.146 275.6);

Tailwind

colors: {
  custom: {
    50: '#8d8cd1',
    500: '#555fbd',
    950: '#000000',
  },
}

SCSS

$custom: #555fbd;
$custom-light: #8d8cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#555fbd",
  "rgb": {
    "r": 85,
    "g": 95,
    "b": 189
  },
  "hsl": {
    "h": 234.231,
    "s": 44.068,
    "l": 53.725
  },
  "oklch": {
    "l": 0.52568,
    "c": 0.14591,
    "h": 275.6
  },
  "luminance": 0.1379
}

Semantic roles & 50–950 ramp

primary

#555FBD

secondary

#CDC9A1

accent

#C854D4

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #555FBD

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

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