#2A56B9#2A56B9

#2A56B9 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.1% C 0.164 H 263.4°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#2A56B9
RGB	rgb(42, 86, 185)
HSL	hsl(222, 63%, 45%)
HSV	hsv(222, 77%, 73%)
CMYK	cmyk(77.3%, 53.5%, 0%, 27.5%)
CIE-LAB	lab(38.98, 20.86, -56.63)
CIE-LCH	lch(38.98, 60.35, 290.22°)
OKLab	oklab(48.13% -0.0188 -0.1632)
OKLCH	oklch(48.13% 0.164 263.4)
XYZ	xyz(13.0365, 10.6491, 47.2580)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A56B9 #B98D2A

analogous

#2A9EB9 #2A56B9 #452AB9

triadic

#2A56B9 #B92A56 #56B92A

tetradic

#2A56B9 #B92A9E #B98D2A #2AB945

square

#2A56B9 #B92A9E #B98D2A #2AB945

split-complementary

#2A56B9 #B9452A #9EB92A

monochromatic

#132855 #1F3F87 #2A56B9 #4A75D6 #7C9BE1

Accessibility & contrast

On white

6.71

#2A56B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#2A56B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A56B9

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A56B9	#FFFFFF	#000000	##FFFFFF
##2A56B9	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0763BC

Deuteranopia (green-blind)

#0056B7

Tritanopia (blue-blind)

#006E7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2a56b9;
/* rgb */ color: rgb(42, 86, 185);
/* oklch */ color: oklch(48.1% 0.164 263.4);

Tailwind

colors: {
  custom: {
    50: '#7985cf',
    500: '#2a56b9',
    950: '#000000',
  },
}

SCSS

$custom: #2a56b9;
$custom-light: #7985cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a56b9",
  "rgb": {
    "r": 42,
    "g": 86,
    "b": 185
  },
  "hsl": {
    "h": 221.538,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.48133,
    "c": 0.16426,
    "h": 263.4
  },
  "luminance": 0.10651
}

Semantic roles & 50–950 ramp

primary

#2A56B9

secondary

#CAB075

accent

#B342E6

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2A56B9

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

Preview Lab → · Contrast checker → · Palette generator →