#558BEA#558BEA

#558BEA is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.5% C 0.154 H 260.9°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#558BEA
RGB	rgb(85, 139, 234)
HSL	hsl(218, 78%, 63%)
HSV	hsv(218, 64%, 92%)
CMYK	cmyk(63.7%, 40.6%, 0%, 8.2%)
CIE-LAB	lab(58.35, 11.51, -53.35)
CIE-LCH	lch(58.35, 54.58, 282.17°)
OKLab	oklab(64.45% -0.0244 -0.152)
OKLCH	oklch(64.45% 0.154 260.9)
XYZ	xyz(27.8250, 26.3344, 81.4426)
Luminance	0.2634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BEA #EAB455

analogous

#55D5EA #558BEA #6A55EA

triadic

#558BEA #EA558B #8BEA55

tetradic

#558BEA #EA55D5 #EAB455 #55EA6A

square

#558BEA #EA55D5 #EAB455 #55EA6A

split-complementary

#558BEA #EA6A55 #D5EA55

monochromatic

#164DAF #1F66E3 #558BEA #8BB0F1 #C2D5F7

Accessibility & contrast

On white

3.35

#558BEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#558BEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BEA

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BEA	#FFFFFF	#000000	##000000
##558BEA	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6094EE

Deuteranopia (green-blind)

#4A86E8

Tritanopia (blue-blind)

#00A1AF

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #558bea;
/* rgb */ color: rgb(85, 139, 234);
/* oklch */ color: oklch(64.5% 0.154 260.9);

Tailwind

colors: {
  custom: {
    50: '#92acf1',
    500: '#558bea',
    950: '#000000',
  },
}

SCSS

$custom: #558bea;
$custom-light: #92acf1;
$custom-dark: #000000;

JSON

{
  "hex": "#558bea",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 234
  },
  "hsl": {
    "h": 218.255,
    "s": 78.01,
    "l": 62.549
  },
  "oklch": {
    "l": 0.64454,
    "c": 0.15392,
    "h": 260.9
  },
  "luminance": 0.26337
}

Semantic roles & 50–950 ramp

primary

#558BEA

secondary

#E8D5B2

accent

#8F0BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #558BEA

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

Preview Lab → · Contrast checker → · Palette generator →