#558BF6#558BF6

#558BF6 is a light, vivid blue. Relative luminance 0.271; OKLCH L 65.2% C 0.170 H 262.5°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#558BF6
RGB	rgb(85, 139, 246)
HSL	hsl(220, 90%, 65%)
HSV	hsv(220, 65%, 96%)
CMYK	cmyk(65.4%, 43.5%, 0%, 3.5%)
CIE-LAB	lab(59.02, 15.59, -58.93)
CIE-LCH	lch(59.02, 60.96, 284.82°)
OKLab	oklab(65.18% -0.0222 -0.1684)
OKLCH	oklch(65.18% 0.17 262.5)
XYZ	xyz(29.6076, 27.0475, 90.8313)
Luminance	0.2705 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BF6 #F6C055

analogous

#55DBF6 #558BF6 #7055F6

triadic

#558BF6 #F6558B #8BF655

tetradic

#558BF6 #F655DB #F6C055 #55F670

square

#558BF6 #F655DB #F6C055 #55F670

split-complementary

#558BF6 #F67055 #DBF655

monochromatic

#0A49C6 #1B63F3 #558BF6 #8FB3F9 #C9DAFC

Accessibility & contrast

On white

3.28

#558BF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#558BF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BF6

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BF6	#FFFFFF	#000000	##000000
##558BF6	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5896FA

Deuteranopia (green-blind)

#3C87F4

Tritanopia (blue-blind)

#00A4B4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #558bf6;
/* rgb */ color: rgb(85, 139, 246);
/* oklch */ color: oklch(65.2% 0.170 262.5);

Tailwind

colors: {
  custom: {
    50: '#94acfa',
    500: '#558bf6',
    950: '#000000',
  },
}

SCSS

$custom: #558bf6;
$custom-light: #94acfa;
$custom-dark: #000000;

JSON

{
  "hex": "#558bf6",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 246
  },
  "hsl": {
    "h": 219.876,
    "s": 89.944,
    "l": 64.902
  },
  "oklch": {
    "l": 0.65183,
    "c": 0.16981,
    "h": 262.5
  },
  "luminance": 0.2705
}

Semantic roles & 50–950 ramp

primary

#558BF6

secondary

#EFDCB8

accent

#9900E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #558BF6

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

Preview Lab → · Contrast checker → · Palette generator →