#2A4F9A#2A4F9A

#2A4F9A is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.3% C 0.130 H 262.6°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A4F9A
RGB	rgb(42, 79, 154)
HSL	hsl(220, 57%, 38%)
HSV	hsv(220, 73%, 60%)
CMYK	cmyk(72.7%, 48.7%, 0%, 39.6%)
CIE-LAB	lab(34.84, 13.59, -44.89)
CIE-LCH	lch(34.84, 46.90, 286.84°)
OKLab	oklab(44.28% -0.0168 -0.1288)
OKLCH	oklch(44.28% 0.13 262.6)
XYZ	xyz(9.5815, 8.4163, 31.6851)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4F9A #9A752A

analogous

#2A879A #2A4F9A #3D2A9A

triadic

#2A4F9A #9A2A4F #4F9A2A

tetradic

#2A4F9A #9A2A87 #9A752A #2A9A3D

square

#2A4F9A #9A2A87 #9A752A #2A9A3D

split-complementary

#2A4F9A #9A3D2A #879A2A

monochromatic

#101E3A #1D366A #2A4F9A #3868C9 #688DD6

Accessibility & contrast

On white

7.83

#2A4F9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2A4F9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4F9A

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4F9A	#FFFFFF	#000000	##FFFFFF
##2A4F9A	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26579D

Deuteranopia (green-blind)

#074D98

Tritanopia (blue-blind)

#00616D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a4f9a;
/* rgb */ color: rgb(42, 79, 154);
/* oklch */ color: oklch(44.3% 0.130 262.6);

Tailwind

colors: {
  custom: {
    50: '#727fb8',
    500: '#2a4f9a',
    950: '#000000',
  },
}

SCSS

$custom: #2a4f9a;
$custom-light: #727fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4f9a",
  "rgb": {
    "r": 42,
    "g": 79,
    "b": 154
  },
  "hsl": {
    "h": 220.179,
    "s": 57.143,
    "l": 38.431
  },
  "oklch": {
    "l": 0.4428,
    "c": 0.12985,
    "h": 262.6
  },
  "luminance": 0.08417
}

Semantic roles & 50–950 ramp

primary

#2A4F9A

secondary

#BC9F63

accent

#AE47E0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2A4F9A

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

Preview Lab → · Contrast checker → · Palette generator →