#2664C9#2664C9

#2664C9 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.2% C 0.170 H 259.9°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#2664C9
RGB	rgb(38, 100, 201)
HSL	hsl(217, 68%, 47%)
HSV	hsv(217, 81%, 79%)
CMYK	cmyk(81.1%, 50.2%, 0%, 21.2%)
CIE-LAB	lab(43.86, 17.46, -58.04)
CIE-LCH	lch(43.86, 60.61, 286.74°)
OKLab	oklab(52.17% -0.0298 -0.1671)
OKLCH	oklch(52.17% 0.17 259.9)
XYZ	xyz(15.8953, 13.7415, 57.0616)
Luminance	0.1374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2664C9 #C98B26

analogous

#26B6C9 #2664C9 #3A26C9

triadic

#2664C9 #C92664 #64C926

tetradic

#2664C9 #C926B6 #C98B26 #26C93A

square

#2664C9 #C926B6 #C98B26 #26C93A

split-complementary

#2664C9 #C93A26 #B6C926

monochromatic

#133162 #1C4A96 #2664C9 #4F85DE #82A9E7

Accessibility & contrast

On white

5.60

#2664C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#2664C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2664C9

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2664C9	#FFFFFF	#000000	##FFFFFF
##2664C9	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#246FCD

Deuteranopia (green-blind)

#0061C7

Tritanopia (blue-blind)

#007C8D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #2664c9;
/* rgb */ color: rgb(38, 100, 201);
/* oklch */ color: oklch(52.2% 0.170 259.9);

Tailwind

colors: {
  custom: {
    50: '#7b8fda',
    500: '#2664c9',
    950: '#000000',
  },
}

SCSS

$custom: #2664c9;
$custom-light: #7b8fda;
$custom-dark: #000000;

JSON

{
  "hex": "#2664c9",
  "rgb": {
    "r": 38,
    "g": 100,
    "b": 201
  },
  "hsl": {
    "h": 217.178,
    "s": 68.201,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52171,
    "c": 0.16975,
    "h": 259.9
  },
  "luminance": 0.13743
}

Semantic roles & 50–950 ramp

primary

#2664C9

secondary

#D0B07B

accent

#A93DEB

background

#F8F8FD

surface

#EFF0FB

border

#CACBD4

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #2664C9

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

Preview Lab → · Contrast checker → · Palette generator →