#2A53AB#2A53AB

#2A53AB is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.4% C 0.149 H 263.1°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#2A53AB
RGB	rgb(42, 83, 171)
HSL	hsl(221, 61%, 42%)
HSV	hsv(221, 75%, 67%)
CMYK	cmyk(75.4%, 51.5%, 0%, 32.9%)
CIE-LAB	lab(37.15, 17.47, -51.34)
CIE-LCH	lch(37.15, 54.23, 288.79°)
OKLab	oklab(46.42% -0.0179 -0.1477)
OKLCH	oklch(46.42% 0.149 263.1)
XYZ	xyz(11.3962, 9.6178, 39.7760)
Luminance	0.0962 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A53AB #AB822A

analogous

#2A94AB #2A53AB #422AAB

triadic

#2A53AB #AB2A53 #53AB2A

tetradic

#2A53AB #AB2A94 #AB822A #2AAB42

square

#2A53AB #AB2A94 #AB822A #2AAB42

split-complementary

#2A53AB #AB422A #94AB2A

monochromatic

#122349 #1E3B7A #2A53AB #426FD1 #7394DD

Accessibility & contrast

On white

7.18

#2A53AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#2A53AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A53AB

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A53AB	#FFFFFF	#000000	##FFFFFF
##2A53AB	1.00	7.18	2.92	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5EAE

Deuteranopia (green-blind)

#0052A9

Tritanopia (blue-blind)

#006877

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2a53ab;
/* rgb */ color: rgb(42, 83, 171);
/* oklch */ color: oklch(46.4% 0.149 263.1);

Tailwind

colors: {
  custom: {
    50: '#7682c5',
    500: '#2a53ab',
    950: '#000000',
  },
}

SCSS

$custom: #2a53ab;
$custom-light: #7682c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a53ab",
  "rgb": {
    "r": 42,
    "g": 83,
    "b": 171
  },
  "hsl": {
    "h": 220.93,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4642,
    "c": 0.14875,
    "h": 263.1
  },
  "luminance": 0.09619
}

Semantic roles & 50–950 ramp

primary

#2A53AB

secondary

#C4A86D

accent

#B144E4

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2A53AB

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

Preview Lab → · Contrast checker → · Palette generator →