#2A66D3#2A66D3

#2A66D3 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.5% C 0.180 H 261.1°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#2A66D3
RGB	rgb(42, 102, 211)
HSL	hsl(219, 67%, 50%)
HSV	hsv(219, 80%, 83%)
CMYK	cmyk(80.1%, 51.7%, 0%, 17.3%)
CIE-LAB	lab(45.22, 20.37, -61.58)
CIE-LCH	lch(45.22, 64.86, 288.31°)
OKLab	oklab(53.46% -0.0276 -0.1774)
OKLCH	oklch(53.46% 0.18 261.1)
XYZ	xyz(17.4598, 14.6960, 63.5318)
Luminance	0.1470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A66D3 #D3972A

analogous

#2ABBD3 #2A66D3 #422AD3

triadic

#2A66D3 #D32A66 #66D32A

tetradic

#2A66D3 #D32ABB #D3972A #2AD342

square

#2A66D3 #D32ABB #D3972A #2AD342

split-complementary

#2A66D3 #D3422A #BBD32A

monochromatic

#16356D #204DA0 #2A66D3 #5C8ADE #8FAFE9

Accessibility & contrast

On white

5.33

#2A66D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#2A66D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A66D3

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A66D3	#FFFFFF	#000000	##FFFFFF
##2A66D3	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1973D7

Deuteranopia (green-blind)

#0064D1

Tritanopia (blue-blind)

#008193

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2a66d3;
/* rgb */ color: rgb(42, 102, 211);
/* oklch */ color: oklch(53.5% 0.180 261.1);

Tailwind

colors: {
  custom: {
    50: '#7e90e1',
    500: '#2a66d3',
    950: '#000000',
  },
}

SCSS

$custom: #2a66d3;
$custom-light: #7e90e1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a66d3",
  "rgb": {
    "r": 42,
    "g": 102,
    "b": 211
  },
  "hsl": {
    "h": 218.698,
    "s": 66.798,
    "l": 49.608
  },
  "oklch": {
    "l": 0.53458,
    "c": 0.17959,
    "h": 261.1
  },
  "luminance": 0.14698
}

Semantic roles & 50–950 ramp

primary

#2A66D3

secondary

#D3B886

accent

#AD3EEA

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2A66D3

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

Preview Lab → · Contrast checker → · Palette generator →