#2B3D84#2B3D84

#2B3D84 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.7% C 0.121 H 269.3°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#2B3D84
RGB	rgb(43, 61, 132)
HSL	hsl(228, 51%, 34%)
HSV	hsv(228, 67%, 52%)
CMYK	cmyk(67.4%, 53.8%, 0%, 48.2%)
CIE-LAB	lab(28.16, 17.52, -42.16)
CIE-LCH	lch(28.16, 45.66, 292.57°)
OKLab	oklab(38.72% -0.0014 -0.121)
OKLCH	oklch(38.72% 0.121 269.3)
XYZ	xyz(6.8284, 5.5164, 22.5302)
Luminance	0.0552 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3D84 #84722B

analogous

#2B6A84 #2B3D84 #462B84

triadic

#2B3D84 #842B3D #3D842B

tetradic

#2B3D84 #842B6A #84722B #2B8446

square

#2B3D84 #842B6A #84722B #2B8446

split-complementary

#2B3D84 #84462B #6A842B

monochromatic

#0D1228 #1C2856 #2B3D84 #3A52B2 #5F75CB

Accessibility & contrast

On white

9.98

#2B3D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#2B3D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3D84

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3D84	#FFFFFF	#000000	##FFFFFF
##2B3D84	1.00	9.98	2.10	9.98
#FFFFFF	9.98	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114787

Deuteranopia (green-blind)

#003F83

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2b3d84;
/* rgb */ color: rgb(43, 61, 132);
/* oklch */ color: oklch(38.7% 0.121 269.3);

Tailwind

colors: {
  custom: {
    50: '#6f72a8',
    500: '#2b3d84',
    950: '#000000',
  },
}

SCSS

$custom: #2b3d84;
$custom-light: #6f72a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3d84",
  "rgb": {
    "r": 43,
    "g": 61,
    "b": 132
  },
  "hsl": {
    "h": 227.865,
    "s": 50.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.3872,
    "c": 0.12102,
    "h": 269.3
  },
  "luminance": 0.05517
}

Semantic roles & 50–950 ramp

primary

#2B3D84

secondary

#B19F5A

accent

#BE4DDA

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2B3D84

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

Preview Lab → · Contrast checker → · Palette generator →