#558BDE#558BDE

#558BDE is a light, vivid blue. Relative luminance 0.257; OKLCH L 63.8% C 0.138 H 258.7°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#558BDE
RGB	rgb(85, 139, 222)
HSL	hsl(216, 67%, 60%)
HSV	hsv(216, 62%, 87%)
CMYK	cmyk(61.7%, 37.4%, 0%, 12.9%)
CIE-LAB	lab(57.72, 7.47, -47.68)
CIE-LCH	lch(57.72, 48.26, 278.91°)
OKLab	oklab(63.76% -0.027 -0.1353)
OKLCH	oklch(63.76% 0.138 258.7)
XYZ	xyz(26.1591, 25.6681, 72.6689)
Luminance	0.2567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BDE #DEA855

analogous

#55D0DE #558BDE #6355DE

triadic

#558BDE #DE558B #8BDE55

tetradic

#558BDE #DE55D0 #DEA855 #55DE63

square

#558BDE #DE55D0 #DEA855 #55DE63

split-complementary

#558BDE #DE6355 #D0DE55

monochromatic

#1E4F9B #2869CE #558BDE #88AEE8 #BCD1F2

Accessibility & contrast

On white

3.42

#558BDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#558BDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BDE

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BDE	#FFFFFF	#000000	##000000
##558BDE	1.00	3.42	6.13	6.13
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6792E1

Deuteranopia (green-blind)

#5485DC

Tritanopia (blue-blind)

#009EAA

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #558bde;
/* rgb */ color: rgb(85, 139, 222);
/* oklch */ color: oklch(63.8% 0.138 258.7);

Tailwind

colors: {
  custom: {
    50: '#90ace9',
    500: '#558bde',
    950: '#000000',
  },
}

SCSS

$custom: #558bde;
$custom-light: #90ace9;
$custom-dark: #000000;

JSON

{
  "hex": "#558bde",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 222
  },
  "hsl": {
    "h": 216.35,
    "s": 67.488,
    "l": 60.196
  },
  "oklch": {
    "l": 0.63758,
    "c": 0.13801,
    "h": 258.7
  },
  "luminance": 0.2567
}

Semantic roles & 50–950 ramp

primary

#558BDE

secondary

#E2CDAD

accent

#8616CF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #558BDE

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

Preview Lab → · Contrast checker → · Palette generator →