#5558BF#5558BF

#5558BF is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.4% C 0.158 H 278.0°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#5558BF
RGB	rgb(85, 88, 191)
HSL	hsl(238, 45%, 54%)
HSV	hsv(238, 55%, 75%)
CMYK	cmyk(55.5%, 53.9%, 0%, 25.1%)
CIE-LAB	lab(42.26, 28.56, -54.71)
CIE-LCH	lch(42.26, 61.72, 297.56°)
OKLab	oklab(51.36% 0.022 -0.1566)
OKLCH	oklch(51.36% 0.158 278)
XYZ	xyz(16.6370, 12.6712, 50.8492)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5558BF #BFBC55

analogous

#558DBF #5558BF #8755BF

triadic

#5558BF #BF5558 #58BF55

tetradic

#5558BF #BF558D #BFBC55 #55BF87

square

#5558BF #BF558D #BFBC55 #55BF87

split-complementary

#5558BF #BF8755 #8DBF55

monochromatic

#2A2C70 #3B3E9C #5558BF #8184D0 #AEAFE0

Accessibility & contrast

On white

5.94

#5558BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#5558BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5558BF

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5558BF	#FFFFFF	#000000	##FFFFFF
##5558BF	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1968C3

Deuteranopia (green-blind)

#0060BD

Tritanopia (blue-blind)

#1F7083

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5558bf;
/* rgb */ color: rgb(85, 88, 191);
/* oklch */ color: oklch(51.4% 0.158 278.0);

Tailwind

colors: {
  custom: {
    50: '#8d87d3',
    500: '#5558bf',
    950: '#000000',
  },
}

SCSS

$custom: #5558bf;
$custom-light: #8d87d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5558bf",
  "rgb": {
    "r": 85,
    "g": 88,
    "b": 191
  },
  "hsl": {
    "h": 238.302,
    "s": 45.299,
    "l": 54.118
  },
  "oklch": {
    "l": 0.51358,
    "c": 0.15811,
    "h": 278
  },
  "luminance": 0.12672
}

Semantic roles & 50–950 ramp

primary

#5558BF

secondary

#CECDA1

accent

#D153D5

background

#F9F8FD

surface

#F1EFFA

border

#CBCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #5558BF

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

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