#2B66D1#2B66D1

#2B66D1 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.3% C 0.177 H 261.1°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B66D1
RGB	rgb(43, 102, 209)
HSL	hsl(219, 66%, 49%)
HSV	hsv(219, 79%, 82%)
CMYK	cmyk(79.4%, 51.2%, 0%, 18%)
CIE-LAB	lab(45.11, 19.71, -60.61)
CIE-LCH	lch(45.11, 63.74, 288.01°)
OKLab	oklab(53.34% -0.0272 -0.1746)
OKLCH	oklch(53.34% 0.177 261.1)
XYZ	xyz(17.2521, 14.6177, 62.2215)
Luminance	0.1462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B66D1 #D1962B

analogous

#2BB9D1 #2B66D1 #432BD1

triadic

#2B66D1 #D12B66 #66D12B

tetradic

#2B66D1 #D12BB9 #D1962B #2BD143

square

#2B66D1 #D12BB9 #D1962B #2BD143

split-complementary

#2B66D1 #D1432B #B9D12B

monochromatic

#16346B #214D9E #2B66D1 #5C8ADD #8FAEE8

Accessibility & contrast

On white

5.35

#2B66D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#2B66D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B66D1

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B66D1	#FFFFFF	#000000	##FFFFFF
##2B66D1	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E73D5

Deuteranopia (green-blind)

#0064CF

Tritanopia (blue-blind)

#008092

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2b66d1;
/* rgb */ color: rgb(43, 102, 209);
/* oklch */ color: oklch(53.3% 0.177 261.1);

Tailwind

colors: {
  custom: {
    50: '#7e90e0',
    500: '#2b66d1',
    950: '#000000',
  },
}

SCSS

$custom: #2b66d1;
$custom-light: #7e90e0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b66d1",
  "rgb": {
    "r": 43,
    "g": 102,
    "b": 209
  },
  "hsl": {
    "h": 218.675,
    "s": 65.873,
    "l": 49.412
  },
  "oklch": {
    "l": 0.53339,
    "c": 0.1767,
    "h": 261.1
  },
  "luminance": 0.1462
}

Semantic roles & 50–950 ramp

primary

#2B66D1

secondary

#D2B786

accent

#AC3FE9

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2B66D1

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

Preview Lab → · Contrast checker → · Palette generator →