#6691C8#6691C8

#6691C8 is a light, moderate cyan. Relative luminance 0.272; OKLCH L 64.8% C 0.096 H 255.0°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#6691C8
RGB	rgb(102, 145, 200)
HSL	hsl(214, 47%, 59%)
HSV	hsv(214, 49%, 78%)
CMYK	cmyk(49%, 27.5%, 0%, 21.6%)
CIE-LAB	lab(59.20, 0.55, -32.95)
CIE-LCH	lch(59.20, 32.96, 270.96°)
OKLab	oklab(64.8% -0.0247 -0.0923)
OKLCH	oklch(64.8% 0.096 255)
XYZ	xyz(26.0267, 27.2439, 58.5195)
Luminance	0.2725 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6691C8 #C89D66

analogous

#66C2C8 #6691C8 #6C66C8

triadic

#6691C8 #C86691 #91C866

tetradic

#6691C8 #C866C2 #C89D66 #66C86C

square

#6691C8 #C866C2 #C89D66 #66C86C

split-complementary

#6691C8 #C86C66 #C2C866

monochromatic

#2F5584 #4071B1 #6691C8 #93B1D8 #C0D2E8

Accessibility & contrast

On white

3.26

#6691C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#6691C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6691C8

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6691C8	#FFFFFF	#000000	##000000
##6691C8	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C94CA

Deuteranopia (green-blind)

#708AC7

Tritanopia (blue-blind)

#3A9DA4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #6691c8;
/* rgb */ color: rgb(102, 145, 200);
/* oklch */ color: oklch(64.8% 0.096 255.0);

Tailwind

colors: {
  custom: {
    50: '#97b1d9',
    500: '#6691c8',
    950: '#000000',
  },
}

SCSS

$custom: #6691c8;
$custom-light: #97b1d9;
$custom-dark: #000000;

JSON

{
  "hex": "#6691c8",
  "rgb": {
    "r": 102,
    "g": 145,
    "b": 200
  },
  "hsl": {
    "h": 213.673,
    "s": 47.115,
    "l": 59.216
  },
  "oklch": {
    "l": 0.64798,
    "c": 0.09551,
    "h": 255
  },
  "luminance": 0.27246
}

Semantic roles & 50–950 ramp

primary

#6691C8

secondary

#D8C7B2

accent

#9C51D7

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #6691C8

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

Preview Lab → · Contrast checker → · Palette generator →