#2A4DB4#2A4DB4

#2A4DB4 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.9% C 0.169 H 265.7°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#2A4DB4
RGB	rgb(42, 77, 180)
HSL	hsl(225, 62%, 44%)
HSV	hsv(225, 77%, 71%)
CMYK	cmyk(76.7%, 57.2%, 0%, 29.4%)
CIE-LAB	lab(36.16, 24.89, -58.26)
CIE-LCH	lch(36.16, 63.36, 293.14°)
OKLab	oklab(45.89% -0.0126 -0.1681)
OKLCH	oklch(45.89% 0.169 265.7)
XYZ	xyz(11.8440, 9.0940, 44.3023)
Luminance	0.0910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4DB4 #B4912A

analogous

#2A92B4 #2A4DB4 #4C2AB4

triadic

#2A4DB4 #B42A4D #4DB42A

tetradic

#2A4DB4 #B42A92 #B4912A #2AB44C

square

#2A4DB4 #B42A92 #B4912A #2AB44C

split-complementary

#2A4DB4 #B44C2A #92B42A

monochromatic

#132351 #1E3882 #2A4DB4 #476BD4 #7993E0

Accessibility & contrast

On white

7.45

#2A4DB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2A4DB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4DB4

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4DB4	#FFFFFF	#000000	##FFFFFF
##2A4DB4	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB8

Deuteranopia (green-blind)

#004FB2

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2a4db4;
/* rgb */ color: rgb(42, 77, 180);
/* oklch */ color: oklch(45.9% 0.169 265.7);

Tailwind

colors: {
  custom: {
    50: '#787ecb',
    500: '#2a4db4',
    950: '#000000',
  },
}

SCSS

$custom: #2a4db4;
$custom-light: #787ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4db4",
  "rgb": {
    "r": 42,
    "g": 77,
    "b": 180
  },
  "hsl": {
    "h": 224.783,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.45887,
    "c": 0.16861,
    "h": 265.7
  },
  "luminance": 0.09095
}

Semantic roles & 50–950 ramp

primary

#2A4DB4

secondary

#C8B272

accent

#BC43E5

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2A4DB4

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

Preview Lab → · Contrast checker → · Palette generator →