#2B406A#2B406A

#2B406A is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.6% C 0.077 H 263.1°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#2B406A
RGB	rgb(43, 64, 106)
HSL	hsl(220, 42%, 29%)
HSV	hsv(220, 59%, 42%)
CMYK	cmyk(59.4%, 39.6%, 0%, 58.4%)
CIE-LAB	lab(27.35, 5.70, -27.04)
CIE-LCH	lch(27.35, 27.64, 281.91°)
OKLab	oklab(37.56% -0.0093 -0.0766)
OKLCH	oklch(37.56% 0.077 263.1)
XYZ	xyz(5.4303, 5.2206, 14.3544)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B406A #6A552B

analogous

#2B606A #2B406A #362B6A

triadic

#2B406A #6A2B40 #406A2B

tetradic

#2B406A #6A2B60 #6A552B #2B6A36

square

#2B406A #6A2B60 #6A552B #2B6A36

split-complementary

#2B406A #6A362B #606A2B

monochromatic

#090D16 #19263E #2B406A #3D5A96 #5577BA

Accessibility & contrast

On white

10.27

#2B406A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2B406A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B406A

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B406A	#FFFFFF	#000000	##FFFFFF
##2B406A	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F446C

Deuteranopia (green-blind)

#273E69

Tritanopia (blue-blind)

#024950

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2b406a;
/* rgb */ color: rgb(43, 64, 106);
/* oklch */ color: oklch(37.6% 0.077 263.1);

Tailwind

colors: {
  custom: {
    50: '#6a7495',
    500: '#2b406a',
    950: '#000000',
  },
}

SCSS

$custom: #2b406a;
$custom-light: #6a7495;
$custom-dark: #000000;

JSON

{
  "hex": "#2b406a",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 106
  },
  "hsl": {
    "h": 220,
    "s": 42.282,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37556,
    "c": 0.07714,
    "h": 263.1
  },
  "luminance": 0.05221
}

Semantic roles & 50–950 ramp

primary

#2B406A

secondary

#9C8455

accent

#A956D2

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#07080D

muted

#7A7B7E

Preview Lab

Preview with #2B406A

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

Preview Lab → · Contrast checker → · Palette generator →