#2A55AB#2A55AB

#2A55AB is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.9% C 0.146 H 262.3°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#2A55AB
RGB	rgb(42, 85, 171)
HSL	hsl(220, 61%, 42%)
HSV	hsv(220, 75%, 67%)
CMYK	cmyk(75.4%, 50.3%, 0%, 32.9%)
CIE-LAB	lab(37.71, 16.14, -50.42)
CIE-LCH	lch(37.71, 52.95, 287.75°)
OKLab	oklab(46.85% -0.0196 -0.1449)
OKLCH	oklch(46.85% 0.146 262.3)
XYZ	xyz(11.5514, 9.9282, 39.8277)
Luminance	0.0993 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A55AB #AB802A

analogous

#2A96AB #2A55AB #402AAB

triadic

#2A55AB #AB2A55 #55AB2A

tetradic

#2A55AB #AB2A96 #AB802A #2AAB40

square

#2A55AB #AB2A96 #AB802A #2AAB40

split-complementary

#2A55AB #AB402A #96AB2A

monochromatic

#122449 #1E3D7A #2A55AB #4271D1 #7396DD

Accessibility & contrast

On white

7.03

#2A55AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#2A55AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A55AB

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A55AB	#FFFFFF	#000000	##FFFFFF
##2A55AB	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225FAE

Deuteranopia (green-blind)

#0053A9

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2a55ab;
/* rgb */ color: rgb(42, 85, 171);
/* oklch */ color: oklch(46.9% 0.146 262.3);

Tailwind

colors: {
  custom: {
    50: '#7684c5',
    500: '#2a55ab',
    950: '#000000',
  },
}

SCSS

$custom: #2a55ab;
$custom-light: #7684c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a55ab",
  "rgb": {
    "r": 42,
    "g": 85,
    "b": 171
  },
  "hsl": {
    "h": 220,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.46851,
    "c": 0.14626,
    "h": 262.3
  },
  "luminance": 0.0993
}

Semantic roles & 50–950 ramp

primary

#2A55AB

secondary

#C4A76D

accent

#AE44E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2A55AB

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

Preview Lab → · Contrast checker → · Palette generator →