#2666A6#2666A6

#2666A6 is a mid, vivid cyan. Relative luminance 0.127; OKLCH L 50.2% C 0.121 H 251.6°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#2666A6
RGB	rgb(38, 102, 166)
HSL	hsl(210, 63%, 40%)
HSV	hsv(210, 77%, 65%)
CMYK	cmyk(77.1%, 38.6%, 0%, 34.9%)
CIE-LAB	lab(42.26, 2.70, -40.19)
CIE-LCH	lch(42.26, 40.28, 273.84°)
OKLab	oklab(50.23% -0.0382 -0.1146)
OKLCH	oklch(50.23% 0.121 251.6)
XYZ	xyz(12.4310, 12.6665, 37.8587)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2666A6 #A66626

analogous

#26A6A6 #2666A6 #2626A6

triadic

#2666A6 #A62666 #66A626

tetradic

#2666A6 #A626A6 #A66626 #26A626

square

#2666A6 #A626A6 #A66626 #26A626

split-complementary

#2666A6 #A62626 #A6A626

monochromatic

#0F2942 #1B4774 #2666A6 #3885D1 #6AA3DD

Accessibility & contrast

On white

5.94

#2666A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#2666A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2666A6

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2666A6	#FFFFFF	#000000	##FFFFFF
##2666A6	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486AA9

Deuteranopia (green-blind)

#345EA5

Tritanopia (blue-blind)

#00757E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2666a6;
/* rgb */ color: rgb(38, 102, 166);
/* oklch */ color: oklch(50.2% 0.121 251.6);

Tailwind

colors: {
  custom: {
    50: '#7391c1',
    500: '#2666a6',
    950: '#000000',
  },
}

SCSS

$custom: #2666a6;
$custom-light: #7391c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2666a6",
  "rgb": {
    "r": 38,
    "g": 102,
    "b": 166
  },
  "hsl": {
    "h": 210,
    "s": 62.745,
    "l": 40
  },
  "oklch": {
    "l": 0.50228,
    "c": 0.12082,
    "h": 251.6
  },
  "luminance": 0.12668
}

Semantic roles & 50–950 ramp

primary

#2666A6

secondary

#C39465

accent

#9442E6

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2666A6

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

Preview Lab → · Contrast checker → · Palette generator →