#555DD6#555DD6

#555DD6 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 54.0% C 0.183 H 275.6°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#555DD6
RGB	rgb(85, 93, 214)
HSL	hsl(236, 61%, 59%)
HSV	hsv(236, 60%, 84%)
CMYK	cmyk(60.3%, 56.5%, 0%, 16.1%)
CIE-LAB	lab(45.10, 33.01, -63.39)
CIE-LCH	lch(45.10, 71.47, 297.51°)
OKLab	oklab(53.98% 0.0177 -0.182)
OKLCH	oklch(53.98% 0.183 275.6)
XYZ	xyz(19.7943, 14.6135, 65.3829)
Luminance	0.1462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555DD6 #D6CE55

analogous

#559DD6 #555DD6 #8D55D6

triadic

#555DD6 #D6555D #5DD655

tetradic

#555DD6 #D6559D #D6CE55 #55D68D

square

#555DD6 #D6559D #D6CE55 #55D68D

split-complementary

#555DD6 #D68D55 #9DD655

monochromatic

#22298E #2E37C0 #555DD6 #868CE2 #B8BBEE

Accessibility & contrast

On white

5.35

#555DD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#555DD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555DD6

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555DD6	#FFFFFF	#000000	##FFFFFF
##555DD6	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DA

Deuteranopia (green-blind)

#0065D4

Tritanopia (blue-blind)

#007A90

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #555dd6;
/* rgb */ color: rgb(85, 93, 214);
/* oklch */ color: oklch(54.0% 0.183 275.6);

Tailwind

colors: {
  custom: {
    50: '#918be3',
    500: '#555dd6',
    950: '#000000',
  },
}

SCSS

$custom: #555dd6;
$custom-light: #918be3;
$custom-dark: #000000;

JSON

{
  "hex": "#555dd6",
  "rgb": {
    "r": 85,
    "g": 93,
    "b": 214
  },
  "hsl": {
    "h": 236.279,
    "s": 61.137,
    "l": 58.627
  },
  "oklch": {
    "l": 0.53981,
    "c": 0.1829,
    "h": 275.6
  },
  "luminance": 0.14615
}

Semantic roles & 50–950 ramp

primary

#555DD6

secondary

#DDDAAA

accent

#DA44E4

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #555DD6

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

Preview Lab → · Contrast checker → · Palette generator →