#2B4478#2B4478

#2B4478 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.4% C 0.094 H 263.4°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#2B4478
RGB	rgb(43, 68, 120)
HSL	hsl(221, 47%, 32%)
HSV	hsv(221, 64%, 47%)
CMYK	cmyk(64.2%, 43.3%, 0%, 52.9%)
CIE-LAB	lab(29.42, 8.19, -32.63)
CIE-LCH	lch(29.42, 33.64, 284.09°)
OKLab	oklab(39.42% -0.0108 -0.0929)
OKLCH	oklch(39.42% 0.094 263.4)
XYZ	xyz(6.4524, 6.0033, 18.5844)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4478 #785F2B

analogous

#2B6B78 #2B4478 #382B78

triadic

#2B4478 #782B44 #44782B

tetradic

#2B4478 #782B6B #785F2B #2B7838

square

#2B4478 #782B6B #785F2B #2B7838

split-complementary

#2B4478 #78382B #6B782B

monochromatic

#0B111E #1B2A4B #2B4478 #3B5EA5 #5A7CC4

Accessibility & contrast

On white

9.54

#2B4478 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2B4478 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4478

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4478	#FFFFFF	#000000	##FFFFFF
##2B4478	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D497A

Deuteranopia (green-blind)

#224277

Tritanopia (blue-blind)

#005058

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2b4478;
/* rgb */ color: rgb(43, 68, 120);
/* oklch */ color: oklch(39.4% 0.094 263.4);

Tailwind

colors: {
  custom: {
    50: '#6c779f',
    500: '#2b4478',
    950: '#000000',
  },
}

SCSS

$custom: #2b4478;
$custom-light: #6c779f;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4478",
  "rgb": {
    "r": 43,
    "g": 68,
    "b": 120
  },
  "hsl": {
    "h": 220.519,
    "s": 47.239,
    "l": 31.961
  },
  "oklch": {
    "l": 0.39425,
    "c": 0.09352,
    "h": 263.4
  },
  "luminance": 0.06004
}

Semantic roles & 50–950 ramp

primary

#2B4478

secondary

#AA8E55

accent

#AB51D7

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2B4478

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

Preview Lab → · Contrast checker → · Palette generator →