#2A4FB9#2A4FB9

#2A4FB9 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.7% C 0.173 H 265.4°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#2A4FB9
RGB	rgb(42, 79, 185)
HSL	hsl(224, 63%, 45%)
HSV	hsv(224, 77%, 73%)
CMYK	cmyk(77.3%, 57.3%, 0%, 27.5%)
CIE-LAB	lab(37.09, 25.47, -59.71)
CIE-LCH	lch(37.09, 64.91, 293.11°)
OKLab	oklab(46.7% -0.0137 -0.1723)
OKLCH	oklch(46.7% 0.173 265.4)
XYZ	xyz(12.5047, 9.5856, 47.0807)
Luminance	0.0959 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4FB9 #B9942A

analogous

#2A96B9 #2A4FB9 #4D2AB9

triadic

#2A4FB9 #B92A4F #4FB92A

tetradic

#2A4FB9 #B92A96 #B9942A #2AB94D

square

#2A4FB9 #B92A96 #B9942A #2AB94D

split-complementary

#2A4FB9 #B94D2A #96B92A

monochromatic

#132455 #1F3A87 #2A4FB9 #4A6ED6 #7C96E1

Accessibility & contrast

On white

7.20

#2A4FB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#2A4FB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4FB9

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4FB9	#FFFFFF	#000000	##FFFFFF
##2A4FB9	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBD

Deuteranopia (green-blind)

#0051B7

Tritanopia (blue-blind)

#00697C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2a4fb9;
/* rgb */ color: rgb(42, 79, 185);
/* oklch */ color: oklch(46.7% 0.173 265.4);

Tailwind

colors: {
  custom: {
    50: '#7a7fcf',
    500: '#2a4fb9',
    950: '#000000',
  },
}

SCSS

$custom: #2a4fb9;
$custom-light: #7a7fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4fb9",
  "rgb": {
    "r": 42,
    "g": 79,
    "b": 185
  },
  "hsl": {
    "h": 224.476,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.46703,
    "c": 0.1729,
    "h": 265.4
  },
  "luminance": 0.09587
}

Semantic roles & 50–950 ramp

primary

#2A4FB9

secondary

#CAB475

accent

#BC42E6

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2A4FB9

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

Preview Lab → · Contrast checker → · Palette generator →