#556CE6#556CE6

#556CE6 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 58.0% C 0.186 H 271.4°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#556CE6
RGB	rgb(85, 108, 230)
HSL	hsl(230, 74%, 62%)
HSV	hsv(230, 63%, 90%)
CMYK	cmyk(63%, 53%, 0%, 9.8%)
CIE-LAB	lab(49.94, 29.10, -64.62)
CIE-LCH	lch(49.94, 70.87, 294.24°)
OKLab	oklab(57.95% 0.0045 -0.1855)
OKLCH	oklch(57.95% 0.186 271.4)
XYZ	xyz(23.3870, 18.3676, 77.1604)
Luminance	0.1837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556CE6 #E6CF55

analogous

#55B4E6 #556CE6 #8755E6

triadic

#556CE6 #E6556C #6CE655

tetradic

#556CE6 #E655B4 #E6CF55 #55E687

square

#556CE6 #E655B4 #E6CF55 #55E687

split-complementary

#556CE6 #E68755 #B4E655

monochromatic

#192FA8 #213EDD #556CE6 #8A9AEE #C0C8F6

Accessibility & contrast

On white

4.49

#556CE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.67

#556CE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556CE6

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556CE6	#FFFFFF	#000000	##000000
##556CE6	1.00	4.49	4.67	4.67
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#197DEA

Deuteranopia (green-blind)

#0071E4

Tritanopia (blue-blind)

#00899F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #556ce6;
/* rgb */ color: rgb(85, 108, 230);
/* oklch */ color: oklch(58.0% 0.186 271.4);

Tailwind

colors: {
  custom: {
    50: '#9395ef',
    500: '#556ce6',
    950: '#000000',
  },
}

SCSS

$custom: #556ce6;
$custom-light: #9395ef;
$custom-dark: #000000;

JSON

{
  "hex": "#556ce6",
  "rgb": {
    "r": 85,
    "g": 108,
    "b": 230
  },
  "hsl": {
    "h": 230.483,
    "s": 74.359,
    "l": 61.765
  },
  "oklch": {
    "l": 0.57952,
    "c": 0.18558,
    "h": 271.4
  },
  "luminance": 0.1837
}

Semantic roles & 50–950 ramp

primary

#556CE6

secondary

#E6DEB1

accent

#B70FD6

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #556CE6

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

Preview Lab → · Contrast checker → · Palette generator →