#6C57DB#6C57DB

#6C57DB is a mid, vivid blue. Relative luminance 0.151; OKLCH L 55.0% C 0.193 H 285.4°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#6C57DB
RGB	rgb(108, 87, 219)
HSL	hsl(250, 65%, 60%)
HSV	hsv(250, 60%, 86%)
CMYK	cmyk(50.7%, 60.3%, 0%, 14.1%)
CIE-LAB	lab(45.80, 42.37, -65.03)
CIE-LCH	lch(45.80, 77.62, 303.09°)
OKLab	oklab(55.04% 0.0513 -0.1863)
OKLCH	oklch(55.04% 0.193 285.4)
XYZ	xyz(22.3749, 15.1179, 68.7432)
Luminance	0.1512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C57DB #C6DB57

analogous

#5784DB #6C57DB #AE57DB

triadic

#6C57DB #DB6C57 #57DB6C

tetradic

#6C57DB #DB5784 #C6DB57 #57DBAE

square

#6C57DB #DB5784 #C6DB57 #57DBAE

split-complementary

#6C57DB #DBAE57 #84DB57

monochromatic

#332097 #442BCA #6C57DB #9889E6 #C4BCF1

Accessibility & contrast

On white

5.22

#6C57DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#6C57DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6C57DB

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C57DB	#FFFFFF	#000000	##FFFFFF
##6C57DB	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DF

Deuteranopia (green-blind)

#0068D8

Tritanopia (blue-blind)

#427691

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #6c57db;
/* rgb */ color: rgb(108, 87, 219);
/* oklch */ color: oklch(55.0% 0.193 285.4);

Tailwind

colors: {
  custom: {
    50: '#9f87e7',
    500: '#6c57db',
    950: '#000000',
  },
}

SCSS

$custom: #6c57db;
$custom-light: #9f87e7;
$custom-dark: #000000;

JSON

{
  "hex": "#6c57db",
  "rgb": {
    "r": 108,
    "g": 87,
    "b": 219
  },
  "hsl": {
    "h": 249.545,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.55044,
    "c": 0.19322,
    "h": 285.4
  },
  "luminance": 0.15119
}

Semantic roles & 50–950 ramp

primary

#6C57DB

secondary

#D8E0AD

accent

#E840CD

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6C57DB

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

Preview Lab → · Contrast checker → · Palette generator →