#556DE0#556DE0

#556DE0 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.7% C 0.176 H 271.0°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#556DE0
RGB	rgb(85, 109, 224)
HSL	hsl(230, 69%, 61%)
HSV	hsv(230, 62%, 88%)
CMYK	cmyk(62.1%, 51.3%, 0%, 12.2%)
CIE-LAB	lab(49.80, 26.45, -61.47)
CIE-LCH	lch(49.80, 66.92, 293.28°)
OKLab	oklab(57.72% 0.0032 -0.1762)
OKLCH	oklch(57.72% 0.176 271)
XYZ	xyz(22.6650, 18.2485, 72.8345)
Luminance	0.1825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556DE0 #E0C855

analogous

#55B3E0 #556DE0 #8255E0

triadic

#556DE0 #E0556D #6DE055

tetradic

#556DE0 #E055B3 #E0C855 #55E082

square

#556DE0 #E055B3 #E0C855 #55E082

split-complementary

#556DE0 #E08255 #B3E055

monochromatic

#1D339E #2644D2 #556DE0 #8999E9 #BDC6F3

Accessibility & contrast

On white

4.52

#556DE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#556DE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556DE0

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556DE0	#FFFFFF	#000000	##000000
##556DE0	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#297DE4

Deuteranopia (green-blind)

#0071DE

Tritanopia (blue-blind)

#00889C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #556de0;
/* rgb */ color: rgb(85, 109, 224);
/* oklch */ color: oklch(57.7% 0.176 271.0);

Tailwind

colors: {
  custom: {
    50: '#9296ea',
    500: '#556de0',
    950: '#000000',
  },
}

SCSS

$custom: #556de0;
$custom-light: #9296ea;
$custom-dark: #000000;

JSON

{
  "hex": "#556de0",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 224
  },
  "hsl": {
    "h": 229.64,
    "s": 69.154,
    "l": 60.588
  },
  "oklch": {
    "l": 0.57718,
    "c": 0.17627,
    "h": 271
  },
  "luminance": 0.1825
}

Semantic roles & 50–950 ramp

primary

#556DE0

secondary

#E3DAAE

accent

#B114D1

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #556DE0

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

Preview Lab → · Contrast checker → · Palette generator →