#6B78EB#6B78EB

#6B78EB is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.9% C 0.172 H 275.4°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#6B78EB
RGB	rgb(107, 120, 235)
HSL	hsl(234, 76%, 67%)
HSV	hsv(234, 54%, 92%)
CMYK	cmyk(54.5%, 48.9%, 0%, 7.8%)
CIE-LAB	lab(54.61, 27.42, -59.83)
CIE-LCH	lch(54.61, 65.81, 294.63°)
OKLab	oklab(61.93% 0.016 -0.1708)
OKLCH	oklch(61.93% 0.172 275.4)
XYZ	xyz(27.7705, 22.5550, 81.4713)
Luminance	0.2256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B78EB #EBDE6B

analogous

#6BB8EB #6B78EB #9E6BEB

triadic

#6B78EB #EB6B78 #78EB6B

tetradic

#6B78EB #EB6BB8 #EBDE6B #6BEB9E

square

#6B78EB #EB6BB8 #EBDE6B #6BEB9E

split-complementary

#6B78EB #EB9E6B #B8EB6B

monochromatic

#1A2BC1 #3547E4 #6B78EB #A1A9F2 #D7DAFA

Accessibility & contrast

On white

3.81

#6B78EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#6B78EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6B78EB

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B78EB	#FFFFFF	#000000	##000000
##6B78EB	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F88EF

Deuteranopia (green-blind)

#2D7EE9

Tritanopia (blue-blind)

#2892A6

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #6b78eb;
/* rgb */ color: rgb(107, 120, 235);
/* oklch */ color: oklch(61.9% 0.172 275.4);

Tailwind

colors: {
  custom: {
    50: '#9e9ef2',
    500: '#6b78eb',
    950: '#000000',
  },
}

SCSS

$custom: #6b78eb;
$custom-light: #9e9ef2;
$custom-dark: #000000;

JSON

{
  "hex": "#6b78eb",
  "rgb": {
    "r": 107,
    "g": 120,
    "b": 235
  },
  "hsl": {
    "h": 233.906,
    "s": 76.19,
    "l": 67.059
  },
  "oklch": {
    "l": 0.61926,
    "c": 0.17152,
    "h": 275.4
  },
  "luminance": 0.22557
}

Semantic roles & 50–950 ramp

primary

#6B78EB

secondary

#EDE9C5

accent

#C40DD8

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6B78EB

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

Preview Lab → · Contrast checker → · Palette generator →