#2B56C0#2B56C0

#2B56C0 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.173 H 264.2°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B56C0
RGB	rgb(43, 86, 192)
HSL	hsl(223, 63%, 46%)
HSV	hsv(223, 78%, 75%)
CMYK	cmyk(77.6%, 55.2%, 0%, 24.7%)
CIE-LAB	lab(39.54, 23.64, -59.82)
CIE-LCH	lch(39.54, 64.32, 291.56°)
OKLab	oklab(48.72% -0.0174 -0.1726)
OKLCH	oklch(48.72% 0.173 264.2)
XYZ	xyz(13.8351, 10.9734, 51.2479)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B56C0 #C0952B

analogous

#2BA0C0 #2B56C0 #4B2BC0

triadic

#2B56C0 #C02B56 #56C02B

tetradic

#2B56C0 #C02BA0 #C0952B #2BC04B

square

#2B56C0 #C02BA0 #C0952B #2BC04B

split-complementary

#2B56C0 #C04B2B #A0C02B

monochromatic

#15295C #20408E #2B56C0 #5077D8 #829EE3

Accessibility & contrast

On white

6.57

#2B56C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#2B56C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B56C0

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B56C0	#FFFFFF	#000000	##FFFFFF
##2B56C0	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C4

Deuteranopia (green-blind)

#0057BE

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2b56c0;
/* rgb */ color: rgb(43, 86, 192);
/* oklch */ color: oklch(48.7% 0.173 264.2);

Tailwind

colors: {
  custom: {
    50: '#7b85d4',
    500: '#2b56c0',
    950: '#000000',
  },
}

SCSS

$custom: #2b56c0;
$custom-light: #7b85d4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b56c0",
  "rgb": {
    "r": 43,
    "g": 86,
    "b": 192
  },
  "hsl": {
    "h": 222.685,
    "s": 63.404,
    "l": 46.078
  },
  "oklch": {
    "l": 0.48724,
    "c": 0.17344,
    "h": 264.2
  },
  "luminance": 0.10975
}

Semantic roles & 50–950 ramp

primary

#2B56C0

secondary

#CCB57B

accent

#B741E6

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2B56C0

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

Preview Lab → · Contrast checker → · Palette generator →