#2856B9#2856B9

#2856B9 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.1% C 0.165 H 263.0°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#2856B9
RGB	rgb(40, 86, 185)
HSL	hsl(221, 64%, 44%)
HSV	hsv(221, 78%, 73%)
CMYK	cmyk(78.4%, 53.5%, 0%, 27.5%)
CIE-LAB	lab(38.91, 20.64, -56.75)
CIE-LCH	lch(38.91, 60.38, 289.99°)
OKLab	oklab(48.06% -0.0202 -0.1636)
OKLCH	oklch(48.06% 0.165 263)
XYZ	xyz(12.9567, 10.6080, 47.2542)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2856B9 #B98B28

analogous

#289EB9 #2856B9 #4328B9

triadic

#2856B9 #B92856 #56B928

tetradic

#2856B9 #B9289E #B98B28 #28B943

square

#2856B9 #B9289E #B98B28 #28B943

split-complementary

#2856B9 #B94328 #9EB928

monochromatic

#122754 #1D3F87 #2856B9 #4775D7 #799BE2

Accessibility & contrast

On white

6.73

#2856B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#2856B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2856B9

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2856B9	#FFFFFF	#000000	##FFFFFF
##2856B9	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0663BC

Deuteranopia (green-blind)

#0055B7

Tritanopia (blue-blind)

#006E7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2856b9;
/* rgb */ color: rgb(40, 86, 185);
/* oklch */ color: oklch(48.1% 0.165 263.0);

Tailwind

colors: {
  custom: {
    50: '#7885cf',
    500: '#2856b9',
    950: '#000000',
  },
}

SCSS

$custom: #2856b9;
$custom-light: #7885cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2856b9",
  "rgb": {
    "r": 40,
    "g": 86,
    "b": 185
  },
  "hsl": {
    "h": 220.966,
    "s": 64.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.48059,
    "c": 0.1648,
    "h": 263
  },
  "luminance": 0.10609
}

Semantic roles & 50–950 ramp

primary

#2856B9

secondary

#CAAE73

accent

#B240E7

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #2856B9

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

Preview Lab → · Contrast checker → · Palette generator →