#6691ED#6691ED

#6691ED is a light, vivid blue. Relative luminance 0.292; OKLCH L 66.7% C 0.145 H 264.0°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#6691ED
RGB	rgb(102, 145, 237)
HSL	hsl(221, 79%, 66%)
HSV	hsv(221, 57%, 93%)
CMYK	cmyk(57%, 38.8%, 0%, 7.1%)
CIE-LAB	lab(60.95, 12.08, -50.84)
CIE-LCH	lch(60.95, 52.26, 283.37°)
OKLab	oklab(66.73% -0.0152 -0.1443)
OKLCH	oklch(66.73% 0.145 264)
XYZ	xyz(30.8857, 29.1875, 84.1105)
Luminance	0.2919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6691ED #EDC266

analogous

#66D5ED #6691ED #7F66ED

triadic

#6691ED #ED6691 #91ED66

tetradic

#6691ED #ED66D5 #EDC266 #66ED7F

square

#6691ED #ED66D5 #EDC266 #66ED7F

split-complementary

#6691ED #ED7F66 #D5ED66

monochromatic

#174DC2 #2F6AE7 #6691ED #9DB8F3 #D4E0FA

Accessibility & contrast

On white

3.07

#6691ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.84

#6691ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6691ED

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6691ED	#FFFFFF	#000000	##000000
##6691ED	1.00	3.07	6.84	6.84
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.84	21.00	1.00	1.00
##000000	6.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A9AF1

Deuteranopia (green-blind)

#598DEB

Tritanopia (blue-blind)

#00A5B4

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #6691ed;
/* rgb */ color: rgb(102, 145, 237);
/* oklch */ color: oklch(66.7% 0.145 264.0);

Tailwind

colors: {
  custom: {
    50: '#9bb0f3',
    500: '#6691ed',
    950: '#000000',
  },
}

SCSS

$custom: #6691ed;
$custom-light: #9bb0f3;
$custom-dark: #000000;

JSON

{
  "hex": "#6691ed",
  "rgb": {
    "r": 102,
    "g": 145,
    "b": 237
  },
  "hsl": {
    "h": 220.889,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.66731,
    "c": 0.14507,
    "h": 264
  },
  "luminance": 0.2919
}

Semantic roles & 50–950 ramp

primary

#6691ED

secondary

#EDDFC2

accent

#990ADB

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6691ED

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

Preview Lab → · Contrast checker → · Palette generator →