#5555DB#5555DB

#5555DB is a mid, vivid blue. Relative luminance 0.135; OKLCH L 53.0% C 0.199 H 277.2°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#5555DB
RGB	rgb(85, 85, 219)
HSL	hsl(240, 65%, 60%)
HSV	hsv(240, 61%, 86%)
CMYK	cmyk(61.2%, 61.2%, 0%, 14.1%)
CIE-LAB	lab(43.57, 39.53, -68.73)
CIE-LCH	lch(43.57, 79.29, 299.90°)
OKLab	oklab(52.96% 0.0248 -0.1978)
OKLCH	oklch(52.96% 0.199 277.2)
XYZ	xyz(19.7769, 13.5412, 68.5756)
Luminance	0.1354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5555DB #DBDB55

analogous

#5598DB #5555DB #9855DB

triadic

#5555DB #DB5555 #55DB55

tetradic

#5555DB #DB5598 #DBDB55 #55DB98

square

#5555DB #DB5598 #DBDB55 #55DB98

split-complementary

#5555DB #DB9855 #98DB55

monochromatic

#202096 #2A2AC8 #5555DB #8888E6 #BABAF0

Accessibility & contrast

On white

5.66

#5555DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#5555DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5555DB

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5555DB	#FFFFFF	#000000	##FFFFFF
##5555DB	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDF

Deuteranopia (green-blind)

#0061D8

Tritanopia (blue-blind)

#007690

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5555db;
/* rgb */ color: rgb(85, 85, 219);
/* oklch */ color: oklch(53.0% 0.199 277.2);

Tailwind

colors: {
  custom: {
    50: '#9285e7',
    500: '#5555db',
    950: '#000000',
  },
}

SCSS

$custom: #5555db;
$custom-light: #9285e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5555db",
  "rgb": {
    "r": 85,
    "g": 85,
    "b": 219
  },
  "hsl": {
    "h": 240,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.52964,
    "c": 0.19937,
    "h": 277.2
  },
  "luminance": 0.13543
}

Semantic roles & 50–950 ramp

primary

#5555DB

secondary

#E0E0AC

accent

#E840E8

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5555DB

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

Preview Lab → · Contrast checker → · Palette generator →