#6691D0#6691D0

#6691D0 is a light, moderate blue. Relative luminance 0.276; OKLCH L 65.2% C 0.106 H 257.8°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#6691D0
RGB	rgb(102, 145, 208)
HSL	hsl(216, 53%, 61%)
HSV	hsv(216, 51%, 82%)
CMYK	cmyk(51%, 30.3%, 0%, 18.4%)
CIE-LAB	lab(59.55, 2.98, -36.90)
CIE-LCH	lch(59.55, 37.02, 274.61°)
OKLab	oklab(65.19% -0.0224 -0.1037)
OKLCH	oklch(65.19% 0.106 257.8)
XYZ	xyz(26.9862, 27.6277, 63.5729)
Luminance	0.2763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6691D0 #D0A566

analogous

#66C6D0 #6691D0 #7066D0

triadic

#6691D0 #D06691 #91D066

tetradic

#6691D0 #D066C6 #D0A566 #66D070

square

#6691D0 #D066C6 #D0A566 #66D070

split-complementary

#6691D0 #D07066 #C6D066

monochromatic

#2C5490 #3A70BE #6691D0 #95B3DE #C4D4ED

Accessibility & contrast

On white

3.22

#6691D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#6691D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6691D0

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6691D0	#FFFFFF	#000000	##000000
##6691D0	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7895D3

Deuteranopia (green-blind)

#6C8BCF

Tritanopia (blue-blind)

#329FA7

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #6691d0;
/* rgb */ color: rgb(102, 145, 208);
/* oklch */ color: oklch(65.2% 0.106 257.8);

Tailwind

colors: {
  custom: {
    50: '#98b1de',
    500: '#6691d0',
    950: '#000000',
  },
}

SCSS

$custom: #6691d0;
$custom-light: #98b1de;
$custom-dark: #000000;

JSON

{
  "hex": "#6691d0",
  "rgb": {
    "r": 102,
    "g": 145,
    "b": 208
  },
  "hsl": {
    "h": 215.66,
    "s": 53,
    "l": 60.784
  },
  "oklch": {
    "l": 0.65189,
    "c": 0.10605,
    "h": 257.8
  },
  "luminance": 0.2763
}

Semantic roles & 50–950 ramp

primary

#6691D0

secondary

#DDCDB5

accent

#8125C0

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #6691D0

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

Preview Lab → · Contrast checker → · Palette generator →