#558DDE#558DDE

#558DDE is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.2% C 0.136 H 257.7°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#558DDE
RGB	rgb(85, 141, 222)
HSL	hsl(215, 67%, 60%)
HSV	hsv(215, 62%, 87%)
CMYK	cmyk(61.7%, 36.5%, 0%, 12.9%)
CIE-LAB	lab(58.28, 6.29, -46.80)
CIE-LCH	lch(58.28, 47.22, 277.65°)
OKLab	oklab(64.19% -0.029 -0.1328)
OKLCH	oklch(64.19% 0.136 257.7)
XYZ	xyz(26.4513, 26.2525, 72.7664)
Luminance	0.2626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DDE #DEA655

analogous

#55D2DE #558DDE #6155DE

triadic

#558DDE #DE558D #8DDE55

tetradic

#558DDE #DE55D2 #DEA655 #55DE61

square

#558DDE #DE55D2 #DEA655 #55DE61

split-complementary

#558DDE #DE6155 #D2DE55

monochromatic

#1E519B #286CCE #558DDE #88AFE8 #BCD2F2

Accessibility & contrast

On white

3.36

#558DDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#558DDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DDE

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DDE	#FFFFFF	#000000	##000000
##558DDE	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A93E1

Deuteranopia (green-blind)

#5786DC

Tritanopia (blue-blind)

#009FAB

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #558dde;
/* rgb */ color: rgb(85, 141, 222);
/* oklch */ color: oklch(64.2% 0.136 257.7);

Tailwind

colors: {
  custom: {
    50: '#90ade8',
    500: '#558dde',
    950: '#000000',
  },
}

SCSS

$custom: #558dde;
$custom-light: #90ade8;
$custom-dark: #000000;

JSON

{
  "hex": "#558dde",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 222
  },
  "hsl": {
    "h": 215.474,
    "s": 67.488,
    "l": 60.196
  },
  "oklch": {
    "l": 0.6419,
    "c": 0.1359,
    "h": 257.7
  },
  "luminance": 0.26255
}

Semantic roles & 50–950 ramp

primary

#558DDE

secondary

#E2CCAD

accent

#8416CF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #558DDE

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

Preview Lab → · Contrast checker → · Palette generator →