#2B348F#2B348F

#2B348F is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.8% C 0.149 H 272.7°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#2B348F
RGB	rgb(43, 52, 143)
HSL	hsl(235, 54%, 36%)
HSV	hsv(235, 70%, 56%)
CMYK	cmyk(69.9%, 63.6%, 0%, 43.9%)
CIE-LAB	lab(26.60, 27.76, -51.52)
CIE-LCH	lch(26.60, 58.52, 298.32°)
OKLab	oklab(37.83% 0.007 -0.1486)
OKLCH	oklch(37.83% 0.149 272.7)
XYZ	xyz(7.1805, 4.9521, 26.5587)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B348F #8F862B

analogous

#2B668F #2B348F #542B8F

triadic

#2B348F #8F2B34 #348F2B

tetradic

#2B348F #8F2B66 #8F862B #2B8F54

square

#2B348F #8F2B66 #8F862B #2B8F54

split-complementary

#2B348F #8F542B #668F2B

monochromatic

#0F1231 #1D2360 #2B348F #3945BE #646ED0

Accessibility & contrast

On white

10.55

#2B348F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2B348F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B348F

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B348F	#FFFFFF	#000000	##FFFFFF
##2B348F	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004492

Deuteranopia (green-blind)

#003A8D

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b348f;
/* rgb */ color: rgb(43, 52, 143);
/* oklch */ color: oklch(37.8% 0.149 272.7);

Tailwind

colors: {
  custom: {
    50: '#726bb1',
    500: '#2b348f',
    950: '#000000',
  },
}

SCSS

$custom: #2b348f;
$custom-light: #726bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b348f",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 143
  },
  "hsl": {
    "h": 234.6,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37832,
    "c": 0.14879,
    "h": 272.7
  },
  "luminance": 0.04953
}

Semantic roles & 50–950 ramp

primary

#2B348F

secondary

#B7AF5F

accent

#D04BDD

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2B348F

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

Preview Lab → · Contrast checker → · Palette generator →