#2A4EB9#2A4EB9

#2A4EB9 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.5% C 0.174 H 265.7°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#2A4EB9
RGB	rgb(42, 78, 185)
HSL	hsl(225, 63%, 45%)
HSV	hsv(225, 77%, 73%)
CMYK	cmyk(77.3%, 57.8%, 0%, 27.5%)
CIE-LAB	lab(36.82, 26.13, -60.14)
CIE-LCH	lch(36.82, 65.57, 293.49°)
OKLab	oklab(46.5% -0.013 -0.1736)
OKLCH	oklch(46.5% 0.174 265.7)
XYZ	xyz(12.4331, 9.4424, 47.0568)
Luminance	0.0944 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4EB9 #B9952A

analogous

#2A96B9 #2A4EB9 #4D2AB9

triadic

#2A4EB9 #B92A4E #4EB92A

tetradic

#2A4EB9 #B92A96 #B9952A #2AB94D

square

#2A4EB9 #B92A96 #B9952A #2AB94D

split-complementary

#2A4EB9 #B94D2A #96B92A

monochromatic

#132455 #1F3987 #2A4EB9 #4A6DD6 #7C96E1

Accessibility & contrast

On white

7.27

#2A4EB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#2A4EB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4EB9

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4EB9	#FFFFFF	#000000	##FFFFFF
##2A4EB9	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBD

Deuteranopia (green-blind)

#0050B7

Tritanopia (blue-blind)

#00697C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2a4eb9;
/* rgb */ color: rgb(42, 78, 185);
/* oklch */ color: oklch(46.5% 0.174 265.7);

Tailwind

colors: {
  custom: {
    50: '#7a7fcf',
    500: '#2a4eb9',
    950: '#000000',
  },
}

SCSS

$custom: #2a4eb9;
$custom-light: #7a7fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4eb9",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 185
  },
  "hsl": {
    "h": 224.895,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.46503,
    "c": 0.17412,
    "h": 265.7
  },
  "luminance": 0.09444
}

Semantic roles & 50–950 ramp

primary

#2A4EB9

secondary

#CAB475

accent

#BD42E6

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2A4EB9

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

Preview Lab → · Contrast checker → · Palette generator →