#2B56C3#2B56C3

#2B56C3 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.0% C 0.177 H 264.4°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#2B56C3
RGB	rgb(43, 86, 195)
HSL	hsl(223, 64%, 47%)
HSV	hsv(223, 78%, 76%)
CMYK	cmyk(77.9%, 55.9%, 0%, 23.5%)
CIE-LAB	lab(39.76, 24.78, -61.20)
CIE-LCH	lch(39.76, 66.03, 292.04°)
OKLab	oklab(48.97% -0.0173 -0.1766)
OKLCH	oklch(48.97% 0.177 264.4)
XYZ	xyz(14.1709, 11.1077, 53.0163)
Luminance	0.1111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B56C3 #C3982B

analogous

#2BA2C3 #2B56C3 #4C2BC3

triadic

#2B56C3 #C32B56 #56C32B

tetradic

#2B56C3 #C32BA2 #C3982B #2BC34C

square

#2B56C3 #C32BA2 #C3982B #2BC34C

split-complementary

#2B56C3 #C34C2B #A2C32B

monochromatic

#152A5F #204091 #2B56C3 #5278D9 #849FE4

Accessibility & contrast

On white

6.52

#2B56C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#2B56C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B56C3

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B56C3	#FFFFFF	#000000	##FFFFFF
##2B56C3	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C7

Deuteranopia (green-blind)

#0057C1

Tritanopia (blue-blind)

#007184

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2b56c3;
/* rgb */ color: rgb(43, 86, 195);
/* oklch */ color: oklch(49.0% 0.177 264.4);

Tailwind

colors: {
  custom: {
    50: '#7c85d6',
    500: '#2b56c3',
    950: '#000000',
  },
}

SCSS

$custom: #2b56c3;
$custom-light: #7c85d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b56c3",
  "rgb": {
    "r": 43,
    "g": 86,
    "b": 195
  },
  "hsl": {
    "h": 223.026,
    "s": 63.866,
    "l": 46.667
  },
  "oklch": {
    "l": 0.48965,
    "c": 0.17745,
    "h": 264.4
  },
  "luminance": 0.11109
}

Semantic roles & 50–950 ramp

primary

#2B56C3

secondary

#CDB67D

accent

#B841E7

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2B56C3

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

Preview Lab → · Contrast checker → · Palette generator →