#6B91DD#6B91DD

#6B91DD is a light, vivid blue. Relative luminance 0.286; OKLCH L 66.1% C 0.121 H 263.3°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#6B91DD
RGB	rgb(107, 145, 221)
HSL	hsl(220, 63%, 64%)
HSV	hsv(220, 52%, 87%)
CMYK	cmyk(51.6%, 34.4%, 0%, 13.3%)
CIE-LAB	lab(60.42, 8.11, -42.78)
CIE-LCH	lch(60.42, 43.54, 280.73°)
OKLab	oklab(66.14% -0.0143 -0.1206)
OKLCH	oklch(66.14% 0.121 263.3)
XYZ	xyz(29.2356, 28.5950, 72.3714)
Luminance	0.2860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B91DD #DDB76B

analogous

#6BCADD #6B91DD #7E6BDD

triadic

#6B91DD #DD6B91 #91DD6B

tetradic

#6B91DD #DD6BCA #DDB76B #6BDD7E

square

#6B91DD #DD6BCA #DDB76B #6BDD7E

split-complementary

#6B91DD #DD7E6B #CADD6B

monochromatic

#2651A7 #396CD2 #6B91DD #9DB6E8 #CFDBF4

Accessibility & contrast

On white

3.13

#6B91DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#6B91DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6B91DD

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B91DD	#FFFFFF	#000000	##000000
##6B91DD	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7397E0

Deuteranopia (green-blind)

#668DDB

Tritanopia (blue-blind)

#33A1AD

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #6b91dd;
/* rgb */ color: rgb(107, 145, 221);
/* oklch */ color: oklch(66.1% 0.121 263.3);

Tailwind

colors: {
  custom: {
    50: '#9cb0e8',
    500: '#6b91dd',
    950: '#000000',
  },
}

SCSS

$custom: #6b91dd;
$custom-light: #9cb0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#6b91dd",
  "rgb": {
    "r": 107,
    "g": 145,
    "b": 221
  },
  "hsl": {
    "h": 220,
    "s": 62.637,
    "l": 64.314
  },
  "oklch": {
    "l": 0.66137,
    "c": 0.12148,
    "h": 263.3
  },
  "luminance": 0.28597
}

Semantic roles & 50–950 ramp

primary

#6B91DD

secondary

#E6D8BE

accent

#901BCA

background

#FAFAFE

surface

#F3F4FC

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #6B91DD

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

Preview Lab → · Contrast checker → · Palette generator →