#2A4A9F#2A4A9F

#2A4A9F is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.6% C 0.143 H 265.3°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#2A4A9F
RGB	rgb(42, 74, 159)
HSL	hsl(224, 58%, 39%)
HSV	hsv(224, 74%, 62%)
CMYK	cmyk(73.6%, 53.5%, 0%, 37.6%)
CIE-LAB	lab(33.76, 18.86, -49.64)
CIE-LCH	lch(33.76, 53.11, 290.80°)
OKLab	oklab(43.57% -0.0117 -0.1428)
OKLCH	oklch(43.57% 0.143 265.3)
XYZ	xyz(9.6594, 7.8920, 33.8084)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4A9F #9F7F2A

analogous

#2A859F #2A4A9F #452A9F

triadic

#2A4A9F #9F2A4A #4A9F2A

tetradic

#2A4A9F #9F2A85 #9F7F2A #2A9F45

square

#2A4A9F #9F2A85 #9F7F2A #2A9F45

split-complementary

#2A4A9F #9F452A #859F2A

monochromatic

#101D3E #1D336F #2A4A9F #3B62CB #6B89D8

Accessibility & contrast

On white

8.14

#2A4A9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2A4A9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4A9F

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4A9F	#FFFFFF	#000000	##FFFFFF
##2A4A9F	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E55A2

Deuteranopia (green-blind)

#004A9D

Tritanopia (blue-blind)

#005E6D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2a4a9f;
/* rgb */ color: rgb(42, 74, 159);
/* oklch */ color: oklch(43.6% 0.143 265.3);

Tailwind

colors: {
  custom: {
    50: '#747cbc',
    500: '#2a4a9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a4a9f;
$custom-light: #747cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4a9f",
  "rgb": {
    "r": 42,
    "g": 74,
    "b": 159
  },
  "hsl": {
    "h": 223.59,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.4357,
    "c": 0.14332,
    "h": 265.3
  },
  "luminance": 0.07893
}

Semantic roles & 50–950 ramp

primary

#2A4A9F

secondary

#BFA666

accent

#B746E1

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2A4A9F

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

Preview Lab → · Contrast checker → · Palette generator →