#2B409A#2B409A

#2B409A is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.1% C 0.149 H 268.9°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#2B409A
RGB	rgb(43, 64, 154)
HSL	hsl(229, 56%, 39%)
HSV	hsv(229, 72%, 60%)
CMYK	cmyk(72.1%, 58.4%, 0%, 39.6%)
CIE-LAB	lab(30.67, 23.83, -51.62)
CIE-LCH	lch(30.67, 56.86, 294.78°)
OKLab	oklab(41.14% -0.0028 -0.1488)
OKLCH	oklch(41.14% 0.149 268.9)
XYZ	xyz(8.6604, 6.5126, 31.3662)
Luminance	0.0651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B409A #9A852B

analogous

#2B779A #2B409A #4D2B9A

triadic

#2B409A #9A2B40 #409A2B

tetradic

#2B409A #9A2B77 #9A852B #2B9A4D

square

#2B409A #9A2B77 #9A852B #2B9A4D

split-complementary

#2B409A #9A4D2B #779A2B

monochromatic

#10183A #1E2C6A #2B409A #3A55C8 #6A7ED5

Accessibility & contrast

On white

9.12

#2B409A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#2B409A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B409A

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B409A	#FFFFFF	#000000	##FFFFFF
##2B409A	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9D

Deuteranopia (green-blind)

#004398

Tritanopia (blue-blind)

#005666

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b409a;
/* rgb */ color: rgb(43, 64, 154);
/* oklch */ color: oklch(41.1% 0.149 268.9);

Tailwind

colors: {
  custom: {
    50: '#7474b8',
    500: '#2b409a',
    950: '#000000',
  },
}

SCSS

$custom: #2b409a;
$custom-light: #7474b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b409a",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 154
  },
  "hsl": {
    "h": 228.649,
    "s": 56.345,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4114,
    "c": 0.14883,
    "h": 268.9
  },
  "luminance": 0.06513
}

Semantic roles & 50–950 ramp

primary

#2B409A

secondary

#BCAC65

accent

#C348E0

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B409A

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

Preview Lab → · Contrast checker → · Palette generator →