#6858CC#6858CC

#6858CC is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.8% C 0.173 H 285.3°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#6858CC
RGB	rgb(104, 88, 204)
HSL	hsl(248, 53%, 57%)
HSV	hsv(248, 57%, 80%)
CMYK	cmyk(49%, 56.9%, 0%, 20%)
CIE-LAB	lab(44.63, 36.51, -58.34)
CIE-LCH	lch(44.63, 68.82, 302.04°)
OKLab	oklab(53.77% 0.0456 -0.1667)
OKLCH	oklch(53.77% 0.173 285.3)
XYZ	xyz(20.0945, 14.2812, 58.8128)
Luminance	0.1428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6858CC #BCCC58

analogous

#5882CC #6858CC #A258CC

triadic

#6858CC #CC6858 #58CC68

tetradic

#6858CC #CC5882 #BCCC58 #58CCA2

square

#6858CC #CC5882 #BCCC58 #58CCA2

split-complementary

#6858CC #CCA258 #82CC58

monochromatic

#342882 #4736B1 #6858CC #9287DA #BDB6E9

Accessibility & contrast

On white

5.45

#6858CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#6858CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6858CC

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6858CC	#FFFFFF	#000000	##FFFFFF
##6858CC	1.00	5.45	3.86	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD0

Deuteranopia (green-blind)

#0066CA

Tritanopia (blue-blind)

#447289

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #6858cc;
/* rgb */ color: rgb(104, 88, 204);
/* oklch */ color: oklch(53.8% 0.173 285.3);

Tailwind

colors: {
  custom: {
    50: '#9a87dc',
    500: '#6858cc',
    950: '#000000',
  },
}

SCSS

$custom: #6858cc;
$custom-light: #9a87dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6858cc",
  "rgb": {
    "r": 104,
    "g": 88,
    "b": 204
  },
  "hsl": {
    "h": 248.276,
    "s": 53.211,
    "l": 57.255
  },
  "oklch": {
    "l": 0.53774,
    "c": 0.17282,
    "h": 285.3
  },
  "luminance": 0.14282
}

Semantic roles & 50–950 ramp

primary

#6858CC

secondary

#D1D7A8

accent

#DD4BC9

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0F0B15

muted

#7E7C83

Preview Lab

Preview with #6858CC

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

Preview Lab → · Contrast checker → · Palette generator →