#2B3D9A#2B3D9A

#2B3D9A is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.153 H 269.8°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#2B3D9A
RGB	rgb(43, 61, 154)
HSL	hsl(230, 56%, 39%)
HSV	hsv(230, 72%, 60%)
CMYK	cmyk(72.1%, 60.4%, 0%, 39.6%)
CIE-LAB	lab(29.87, 25.84, -52.92)
CIE-LCH	lch(29.87, 58.90, 296.02°)
OKLab	oklab(40.54% -0.0004 -0.1527)
OKLCH	oklch(40.54% 0.153 269.8)
XYZ	xyz(8.4957, 6.1833, 31.3113)
Luminance	0.0618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3D9A #9A882B

analogous

#2B749A #2B3D9A #502B9A

triadic

#2B3D9A #9A2B3D #3D9A2B

tetradic

#2B3D9A #9A2B74 #9A882B #2B9A50

square

#2B3D9A #9A2B74 #9A882B #2B9A50

split-complementary

#2B3D9A #9A502B #749A2B

monochromatic

#10173A #1E2A6A #2B3D9A #3A51C8 #6A7BD5

Accessibility & contrast

On white

9.39

#2B3D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2B3D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3D9A

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3D9A	#FFFFFF	#000000	##FFFFFF
##2B3D9A	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9D

Deuteranopia (green-blind)

#004198

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b3d9a;
/* rgb */ color: rgb(43, 61, 154);
/* oklch */ color: oklch(40.5% 0.153 269.8);

Tailwind

colors: {
  custom: {
    50: '#7472b9',
    500: '#2b3d9a',
    950: '#000000',
  },
}

SCSS

$custom: #2b3d9a;
$custom-light: #7472b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3d9a",
  "rgb": {
    "r": 43,
    "g": 61,
    "b": 154
  },
  "hsl": {
    "h": 230.27,
    "s": 56.345,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40543,
    "c": 0.15266,
    "h": 269.8
  },
  "luminance": 0.06184
}

Semantic roles & 50–950 ramp

primary

#2B3D9A

secondary

#BCAE65

accent

#C748E0

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B3D9A

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

Preview Lab → · Contrast checker → · Palette generator →