#2B64D3#2B64D3

#2B64D3 is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.1% C 0.182 H 261.9°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#2B64D3
RGB	rgb(43, 100, 211)
HSL	hsl(220, 66%, 50%)
HSV	hsv(220, 80%, 83%)
CMYK	cmyk(79.6%, 52.6%, 0%, 17.3%)
CIE-LAB	lab(44.70, 21.76, -62.41)
CIE-LCH	lch(44.70, 66.10, 289.22°)
OKLab	oklab(53.08% -0.0256 -0.1799)
OKLCH	oklch(53.08% 0.182 261.9)
XYZ	xyz(17.3071, 14.3290, 63.4690)
Luminance	0.1433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B64D3 #D39A2B

analogous

#2BB8D3 #2B64D3 #462BD3

triadic

#2B64D3 #D32B64 #64D32B

tetradic

#2B64D3 #D32BB8 #D39A2B #2BD346

square

#2B64D3 #D32BB8 #D39A2B #2BD346

split-complementary

#2B64D3 #D3462B #B8D32B

monochromatic

#16346D #214CA0 #2B64D3 #5D89DE #90AEE8

Accessibility & contrast

On white

5.43

#2B64D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#2B64D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B64D3

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B64D3	#FFFFFF	#000000	##FFFFFF
##2B64D3	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E72D7

Deuteranopia (green-blind)

#0062D1

Tritanopia (blue-blind)

#007F92

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #2b64d3;
/* rgb */ color: rgb(43, 100, 211);
/* oklch */ color: oklch(53.1% 0.182 261.9);

Tailwind

colors: {
  custom: {
    50: '#7f8fe1',
    500: '#2b64d3',
    950: '#000000',
  },
}

SCSS

$custom: #2b64d3;
$custom-light: #7f8fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b64d3",
  "rgb": {
    "r": 43,
    "g": 100,
    "b": 211
  },
  "hsl": {
    "h": 219.643,
    "s": 66.142,
    "l": 49.804
  },
  "oklch": {
    "l": 0.53075,
    "c": 0.18173,
    "h": 261.9
  },
  "luminance": 0.14331
}

Semantic roles & 50–950 ramp

primary

#2B64D3

secondary

#D3B987

accent

#AF3FE9

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2B64D3

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

Preview Lab → · Contrast checker → · Palette generator →