#2A4B9C#2A4B9C

#2A4B9C is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.6% C 0.138 H 264.6°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#2A4B9C
RGB	rgb(42, 75, 156)
HSL	hsl(223, 58%, 39%)
HSV	hsv(223, 73%, 61%)
CMYK	cmyk(73.1%, 51.9%, 0%, 38.8%)
CIE-LAB	lab(33.82, 17.04, -47.73)
CIE-LCH	lch(33.82, 50.68, 289.65°)
OKLab	oklab(43.55% -0.0129 -0.1372)
OKLCH	oklch(43.55% 0.138 264.6)
XYZ	xyz(9.4696, 7.9237, 32.4764)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4B9C #9C7B2A

analogous

#2A849C #2A4B9C #422A9C

triadic

#2A4B9C #9C2A4B #4B9C2A

tetradic

#2A4B9C #9C2A84 #9C7B2A #2A9C42

square

#2A4B9C #9C2A84 #9C7B2A #2A9C42

split-complementary

#2A4B9C #9C422A #849C2A

monochromatic

#101D3C #1D346C #2A4B9C #3963CA #6A89D7

Accessibility & contrast

On white

8.12

#2A4B9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#2A4B9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4B9C

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4B9C	#FFFFFF	#000000	##FFFFFF
##2A4B9C	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19559F

Deuteranopia (green-blind)

#004B9A

Tritanopia (blue-blind)

#005E6C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2a4b9c;
/* rgb */ color: rgb(42, 75, 156);
/* oklch */ color: oklch(43.6% 0.138 264.6);

Tailwind

colors: {
  custom: {
    50: '#737cba',
    500: '#2a4b9c',
    950: '#000000',
  },
}

SCSS

$custom: #2a4b9c;
$custom-light: #737cba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4b9c",
  "rgb": {
    "r": 42,
    "g": 75,
    "b": 156
  },
  "hsl": {
    "h": 222.632,
    "s": 57.576,
    "l": 38.824
  },
  "oklch": {
    "l": 0.43552,
    "c": 0.13779,
    "h": 264.6
  },
  "luminance": 0.07925
}

Semantic roles & 50–950 ramp

primary

#2A4B9C

secondary

#BDA465

accent

#B447E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2A4B9C

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

Preview Lab → · Contrast checker → · Palette generator →