#555EDB#555EDB

#555EDB is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.5% C 0.188 H 275.1°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#555EDB
RGB	rgb(85, 94, 219)
HSL	hsl(236, 65%, 60%)
HSV	hsv(236, 61%, 86%)
CMYK	cmyk(61.2%, 57.1%, 0%, 14.1%)
CIE-LAB	lab(45.70, 34.05, -65.26)
CIE-LCH	lch(45.70, 73.61, 297.55°)
OKLab	oklab(54.54% 0.0169 -0.1875)
OKLCH	oklch(54.54% 0.188 275.1)
XYZ	xyz(20.5310, 15.0495, 68.8270)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555EDB #DBD255

analogous

#55A1DB #555EDB #8F55DB

triadic

#555EDB #DB555E #5EDB55

tetradic

#555EDB #DB55A1 #DBD255 #55DB8F

square

#555EDB #DB55A1 #DBD255 #55DB8F

split-complementary

#555EDB #DB8F55 #A1DB55

monochromatic

#202896 #2A35C8 #555EDB #888EE6 #BABEF0

Accessibility & contrast

On white

5.24

#555EDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#555EDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555EDB

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555EDB	#FFFFFF	#000000	##FFFFFF
##555EDB	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072DF

Deuteranopia (green-blind)

#0067D8

Tritanopia (blue-blind)

#007C93

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #555edb;
/* rgb */ color: rgb(85, 94, 219);
/* oklch */ color: oklch(54.5% 0.188 275.1);

Tailwind

colors: {
  custom: {
    50: '#928be7',
    500: '#555edb',
    950: '#000000',
  },
}

SCSS

$custom: #555edb;
$custom-light: #928be7;
$custom-dark: #000000;

JSON

{
  "hex": "#555edb",
  "rgb": {
    "r": 85,
    "g": 94,
    "b": 219
  },
  "hsl": {
    "h": 235.97,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.54542,
    "c": 0.18831,
    "h": 275.1
  },
  "luminance": 0.15051
}

Semantic roles & 50–950 ramp

primary

#555EDB

secondary

#E0DCAC

accent

#DD40E8

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #555EDB

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

Preview Lab → · Contrast checker → · Palette generator →