#2B3484#2B3484

#2B3484 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.9% C 0.133 H 273.1°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#2B3484
RGB	rgb(43, 52, 132)
HSL	hsl(234, 51%, 34%)
HSV	hsv(234, 67%, 52%)
CMYK	cmyk(67.4%, 60.6%, 0%, 48.2%)
CIE-LAB	lab(25.67, 23.68, -46.19)
CIE-LCH	lch(25.67, 51.91, 297.14°)
OKLab	oklab(36.85% 0.0072 -0.133)
OKLCH	oklch(36.85% 0.133 273.1)
XYZ	xyz(6.3877, 4.6350, 22.3833)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3484 #847B2B

analogous

#2B6184 #2B3484 #4F2B84

triadic

#2B3484 #842B34 #34842B

tetradic

#2B3484 #842B61 #847B2B #2B844F

square

#2B3484 #842B61 #847B2B #2B844F

split-complementary

#2B3484 #844F2B #61842B

monochromatic

#0D1028 #1C2256 #2B3484 #3A46B2 #5F6ACB

Accessibility & contrast

On white

10.90

#2B3484 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2B3484 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3484

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3484	#FFFFFF	#000000	##FFFFFF
##2B3484	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004187

Deuteranopia (green-blind)

#003982

Tritanopia (blue-blind)

#004856

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b3484;
/* rgb */ color: rgb(43, 52, 132);
/* oklch */ color: oklch(36.9% 0.133 273.1);

Tailwind

colors: {
  custom: {
    50: '#706ba8',
    500: '#2b3484',
    950: '#000000',
  },
}

SCSS

$custom: #2b3484;
$custom-light: #706ba8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3484",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 132
  },
  "hsl": {
    "h": 233.933,
    "s": 50.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.36854,
    "c": 0.13319,
    "h": 273.1
  },
  "luminance": 0.04636
}

Semantic roles & 50–950 ramp

primary

#2B3484

secondary

#B1A85A

accent

#CC4DDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2B3484

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

Preview Lab → · Contrast checker → · Palette generator →