#2B409D#2B409D

#2B409D is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.4% C 0.153 H 269.0°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B409D
RGB	rgb(43, 64, 157)
HSL	hsl(229, 57%, 39%)
HSV	hsv(229, 73%, 62%)
CMYK	cmyk(72.6%, 59.2%, 0%, 38.4%)
CIE-LAB	lab(30.91, 24.96, -53.05)
CIE-LCH	lch(30.91, 58.63, 295.20°)
OKLab	oklab(41.4% -0.0027 -0.153)
OKLCH	oklch(41.4% 0.153 269)
XYZ	xyz(8.9134, 6.6138, 32.6986)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B409D #9D882B

analogous

#2B799D #2B409D #4F2B9D

triadic

#2B409D #9D2B40 #409D2B

tetradic

#2B409D #9D2B79 #9D882B #2B9D4F

square

#2B409D #9D2B79 #9D882B #2B9D4F

split-complementary

#2B409D #9D4F2B #799D2B

monochromatic

#11193D #1E2C6D #2B409D #3C56CA #6C7FD7

Accessibility & contrast

On white

9.04

#2B409D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2B409D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B409D

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B409D	#FFFFFF	#000000	##FFFFFF
##2B409D	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA0

Deuteranopia (green-blind)

#00449B

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2b409d;
/* rgb */ color: rgb(43, 64, 157);
/* oklch */ color: oklch(41.4% 0.153 269.0);

Tailwind

colors: {
  custom: {
    50: '#7474bb',
    500: '#2b409d',
    950: '#000000',
  },
}

SCSS

$custom: #2b409d;
$custom-light: #7474bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b409d",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 157
  },
  "hsl": {
    "h": 228.947,
    "s": 57,
    "l": 39.216
  },
  "oklch": {
    "l": 0.41395,
    "c": 0.15302,
    "h": 269
  },
  "luminance": 0.06615
}

Semantic roles & 50–950 ramp

primary

#2B409D

secondary

#BDAD66

accent

#C448E0

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2B409D

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

Preview Lab → · Contrast checker → · Palette generator →