#556DE5#556DE5

#556DE5 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 58.1% C 0.183 H 271.1°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#556DE5
RGB	rgb(85, 109, 229)
HSL	hsl(230, 73%, 62%)
HSV	hsv(230, 63%, 90%)
CMYK	cmyk(62.9%, 52.4%, 0%, 10.2%)
CIE-LAB	lab(50.13, 28.14, -63.76)
CIE-LCH	lch(50.13, 69.69, 293.82°)
OKLab	oklab(58.07% 0.0035 -0.183)
OKLCH	oklch(58.07% 0.183 271.1)
XYZ	xyz(23.3531, 18.5237, 76.4583)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556DE5 #E5CD55

analogous

#55B5E5 #556DE5 #8555E5

triadic

#556DE5 #E5556D #6DE555

tetradic

#556DE5 #E555B5 #E5CD55 #55E585

square

#556DE5 #E555B5 #E5CD55 #55E585

split-complementary

#556DE5 #E58555 #B5E555

monochromatic

#1931A6 #2240DB #556DE5 #8A9BED #BFC8F5

Accessibility & contrast

On white

4.46

#556DE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#556DE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556DE5

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556DE5	#FFFFFF	#000000	##000000
##556DE5	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#207EE9

Deuteranopia (green-blind)

#0071E3

Tritanopia (blue-blind)

#00899E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #556de5;
/* rgb */ color: rgb(85, 109, 229);
/* oklch */ color: oklch(58.1% 0.183 271.1);

Tailwind

colors: {
  custom: {
    50: '#9296ee',
    500: '#556de5',
    950: '#000000',
  },
}

SCSS

$custom: #556de5;
$custom-light: #9296ee;
$custom-dark: #000000;

JSON

{
  "hex": "#556de5",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 229
  },
  "hsl": {
    "h": 230,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.58071,
    "c": 0.18299,
    "h": 271.1
  },
  "luminance": 0.18526
}

Semantic roles & 50–950 ramp

primary

#556DE5

secondary

#E6DDB0

accent

#B510D6

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #556DE5

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

Preview Lab → · Contrast checker → · Palette generator →