#5F55DB#5F55DB

#5F55DB is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.7% C 0.197 H 280.8°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#5F55DB
RGB	rgb(95, 85, 219)
HSL	hsl(244, 65%, 60%)
HSV	hsv(244, 61%, 86%)
CMYK	cmyk(56.6%, 61.2%, 0%, 14.1%)
CIE-LAB	lab(44.29, 41.18, -67.52)
CIE-LCH	lch(44.29, 79.08, 301.38°)
OKLab	oklab(53.68% 0.0369 -0.194)
OKLCH	oklch(53.68% 0.197 280.8)
XYZ	xyz(20.7500, 14.0430, 68.6212)
Luminance	0.1404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F55DB #D1DB55

analogous

#558EDB #5F55DB #A255DB

triadic

#5F55DB #DB5F55 #55DB5F

tetradic

#5F55DB #DB558E #D1DB55 #55DBA2

square

#5F55DB #DB558E #D1DB55 #55DBA2

split-complementary

#5F55DB #DBA255 #8EDB55

monochromatic

#292096 #362AC8 #5F55DB #8F88E6 #BEBAF0

Accessibility & contrast

On white

5.51

#5F55DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#5F55DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F55DB

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F55DB	#FFFFFF	#000000	##FFFFFF
##5F55DB	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDF

Deuteranopia (green-blind)

#0064D8

Tritanopia (blue-blind)

#1A7690

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5f55db;
/* rgb */ color: rgb(95, 85, 219);
/* oklch */ color: oklch(53.7% 0.197 280.8);

Tailwind

colors: {
  custom: {
    50: '#9785e7',
    500: '#5f55db',
    950: '#000000',
  },
}

SCSS

$custom: #5f55db;
$custom-light: #9785e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5f55db",
  "rgb": {
    "r": 95,
    "g": 85,
    "b": 219
  },
  "hsl": {
    "h": 244.478,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.53683,
    "c": 0.19745,
    "h": 280.8
  },
  "luminance": 0.14044
}

Semantic roles & 50–950 ramp

primary

#5F55DB

secondary

#DCE0AC

accent

#E840DB

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B16

muted

#7E7C84

Preview Lab

Preview with #5F55DB

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

Preview Lab → · Contrast checker → · Palette generator →