#2B56A5#2B56A5

#2B56A5 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.7% C 0.136 H 261.3°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#2B56A5
RGB	rgb(43, 86, 165)
HSL	hsl(219, 59%, 41%)
HSV	hsv(219, 74%, 65%)
CMYK	cmyk(73.9%, 47.9%, 0%, 35.3%)
CIE-LAB	lab(37.63, 13.31, -46.98)
CIE-LCH	lch(37.63, 48.83, 285.82°)
OKLab	oklab(46.67% -0.0205 -0.1348)
OKLCH	oklch(46.67% 0.136 261.3)
XYZ	xyz(11.1131, 9.8846, 36.9122)
Luminance	0.0989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B56A5 #A57A2B

analogous

#2B93A5 #2B56A5 #3D2BA5

triadic

#2B56A5 #A52B56 #56A52B

tetradic

#2B56A5 #A52B93 #A57A2B #2BA53D

square

#2B56A5 #A52B93 #A57A2B #2BA53D

split-complementary

#2B56A5 #A53D2B #93A52B

monochromatic

#122344 #1E3D74 #2B56A5 #4072CD #7196DA

Accessibility & contrast

On white

7.05

#2B56A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#2B56A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B56A5

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B56A5	#FFFFFF	#000000	##FFFFFF
##2B56A5	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5FA8

Deuteranopia (green-blind)

#0B53A3

Tritanopia (blue-blind)

#006975

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2b56a5;
/* rgb */ color: rgb(43, 86, 165);
/* oklch */ color: oklch(46.7% 0.136 261.3);

Tailwind

colors: {
  custom: {
    50: '#7585c0',
    500: '#2b56a5',
    950: '#000000',
  },
}

SCSS

$custom: #2b56a5;
$custom-light: #7585c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b56a5",
  "rgb": {
    "r": 43,
    "g": 86,
    "b": 165
  },
  "hsl": {
    "h": 218.852,
    "s": 58.654,
    "l": 40.784
  },
  "oklch": {
    "l": 0.46673,
    "c": 0.13634,
    "h": 261.3
  },
  "luminance": 0.09886
}

Semantic roles & 50–950 ramp

primary

#2B56A5

secondary

#C1A36B

accent

#AB46E2

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2B56A5

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

Preview Lab → · Contrast checker → · Palette generator →