#2B347A#2B347A

#2B347A is a dark, moderate blue. Relative luminance 0.044; OKLCH L 36.0% C 0.118 H 273.4°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#2B347A
RGB	rgb(43, 52, 122)
HSL	hsl(233, 48%, 32%)
HSV	hsv(233, 65%, 48%)
CMYK	cmyk(64.8%, 57.4%, 0%, 52.2%)
CIE-LAB	lab(24.87, 19.95, -41.20)
CIE-LCH	lch(24.87, 45.77, 295.84°)
OKLab	oklab(36.01% 0.007 -0.1183)
OKLCH	oklch(36.01% 0.119 273.4)
XYZ	xyz(5.7359, 4.3742, 18.9506)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B347A #7A712B

analogous

#2B5B7A #2B347A #4A2B7A

triadic

#2B347A #7A2B34 #347A2B

tetradic

#2B347A #7A2B5B #7A712B #2B7A4A

square

#2B347A #7A2B5B #7A712B #2B7A4A

split-complementary

#2B347A #7A4A2B #5B7A2B

monochromatic

#0B0D1F #1B214D #2B347A #3B47A7 #5A67C5

Accessibility & contrast

On white

11.20

#2B347A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2B347A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B347A

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B347A	#FFFFFF	#000000	##FFFFFF
##2B347A	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7C

Deuteranopia (green-blind)

#003879

Tritanopia (blue-blind)

#004551

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b347a;
/* rgb */ color: rgb(43, 52, 122);
/* oklch */ color: oklch(36.0% 0.118 273.4);

Tailwind

colors: {
  custom: {
    50: '#6d6ba1',
    500: '#2b347a',
    950: '#000000',
  },
}

SCSS

$custom: #2b347a;
$custom-light: #6d6ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b347a",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 122
  },
  "hsl": {
    "h": 233.165,
    "s": 47.879,
    "l": 32.353
  },
  "oklch": {
    "l": 0.3601,
    "c": 0.1185,
    "h": 273.4
  },
  "luminance": 0.04375
}

Semantic roles & 50–950 ramp

primary

#2B347A

secondary

#ABA156

accent

#C850D7

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #2B347A

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

Preview Lab → · Contrast checker → · Palette generator →