#2B64C1#2B64C1

#2B64C1 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.7% C 0.158 H 259.8°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#2B64C1
RGB	rgb(43, 100, 193)
HSL	hsl(217, 64%, 46%)
HSV	hsv(217, 78%, 76%)
CMYK	cmyk(77.7%, 48.2%, 0%, 24.3%)
CIE-LAB	lab(43.47, 14.90, -54.04)
CIE-LCH	lch(43.47, 56.05, 285.42°)
OKLab	oklab(51.75% -0.0279 -0.1553)
OKLCH	oklch(51.75% 0.158 259.8)
XYZ	xyz(15.1756, 13.4764, 52.2431)
Luminance	0.1348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B64C1 #C1882B

analogous

#2BAFC1 #2B64C1 #3D2BC1

triadic

#2B64C1 #C12B64 #64C12B

tetradic

#2B64C1 #C12BAF #C1882B #2BC13D

square

#2B64C1 #C12BAF #C1882B #2BC13D

split-complementary

#2B64C1 #C13D2B #AFC12B

monochromatic

#15305D #204A8F #2B64C1 #5184D8 #83A8E3

Accessibility & contrast

On white

5.68

#2B64C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#2B64C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B64C1

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B64C1	#FFFFFF	#000000	##FFFFFF
##2B64C1	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F6EC4

Deuteranopia (green-blind)

#0060BF

Tritanopia (blue-blind)

#007A89

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2b64c1;
/* rgb */ color: rgb(43, 100, 193);
/* oklch */ color: oklch(51.7% 0.158 259.8);

Tailwind

colors: {
  custom: {
    50: '#7b8fd4',
    500: '#2b64c1',
    950: '#000000',
  },
}

SCSS

$custom: #2b64c1;
$custom-light: #7b8fd4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b64c1",
  "rgb": {
    "r": 43,
    "g": 100,
    "b": 193
  },
  "hsl": {
    "h": 217.2,
    "s": 63.559,
    "l": 46.275
  },
  "oklch": {
    "l": 0.51745,
    "c": 0.15776,
    "h": 259.8
  },
  "luminance": 0.13478
}

Semantic roles & 50–950 ramp

primary

#2B64C1

secondary

#CCAE7B

accent

#A841E7

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2B64C1

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

Preview Lab → · Contrast checker → · Palette generator →