#6691F3#6691F3

#6691F3 is a light, vivid blue. Relative luminance 0.295; OKLCH L 67.1% C 0.153 H 264.7°. Best body text is #000000 at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#6691F3
RGB	rgb(102, 145, 243)
HSL	hsl(222, 85%, 68%)
HSV	hsv(222, 58%, 95%)
CMYK	cmyk(58%, 40.3%, 0%, 4.7%)
CIE-LAB	lab(61.26, 14.01, -53.66)
CIE-LCH	lch(61.26, 55.46, 284.64°)
OKLab	oklab(67.07% -0.014 -0.1525)
OKLCH	oklch(67.07% 0.153 264.7)
XYZ	xyz(31.7770, 29.5440, 88.8046)
Luminance	0.2955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6691F3 #F3C866

analogous

#66D8F3 #6691F3 #8166F3

triadic

#6691F3 #F36691 #91F366

tetradic

#6691F3 #F366D8 #F3C866 #66F381

square

#6691F3 #F366D8 #F3C866 #66F381

split-complementary

#6691F3 #F38166 #D8F366

monochromatic

#104ACE #2D68EF #6691F3 #9FBAF7 #D7E3FC

Accessibility & contrast

On white

3.04

#6691F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.91

#6691F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6691F3

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6691F3	#FFFFFF	#000000	##000000
##6691F3	1.00	3.04	6.91	6.91
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.91	21.00	1.00	1.00
##000000	6.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#679BF7

Deuteranopia (green-blind)

#548EF1

Tritanopia (blue-blind)

#00A7B6

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #6691f3;
/* rgb */ color: rgb(102, 145, 243);
/* oklch */ color: oklch(67.1% 0.153 264.7);

Tailwind

colors: {
  custom: {
    50: '#9cb0f7',
    500: '#6691f3',
    950: '#000000',
  },
}

SCSS

$custom: #6691f3;
$custom-light: #9cb0f7;
$custom-dark: #000000;

JSON

{
  "hex": "#6691f3",
  "rgb": {
    "r": 102,
    "g": 145,
    "b": 243
  },
  "hsl": {
    "h": 221.702,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.67073,
    "c": 0.15315,
    "h": 264.7
  },
  "luminance": 0.29547
}

Semantic roles & 50–950 ramp

primary

#6691F3

secondary

#F0E3C5

accent

#9E04E2

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6691F3

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

Preview Lab → · Contrast checker → · Palette generator →