#2B439A#2B439A

#2B439A is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.8% C 0.145 H 267.9°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#2B439A
RGB	rgb(43, 67, 154)
HSL	hsl(227, 56%, 39%)
HSV	hsv(227, 72%, 60%)
CMYK	cmyk(72.1%, 56.5%, 0%, 39.6%)
CIE-LAB	lab(31.49, 21.81, -50.30)
CIE-LCH	lch(31.49, 54.82, 293.44°)
OKLab	oklab(41.75% -0.0053 -0.1449)
OKLCH	oklch(41.75% 0.145 267.9)
XYZ	xyz(8.8341, 6.8601, 31.4241)
Luminance	0.0686 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B439A #9A822B

analogous

#2B7A9A #2B439A #4A2B9A

triadic

#2B439A #9A2B43 #439A2B

tetradic

#2B439A #9A2B7A #9A822B #2B9A4A

square

#2B439A #9A2B7A #9A822B #2B9A4A

split-complementary

#2B439A #9A4A2B #7A9A2B

monochromatic

#10193A #1E2E6A #2B439A #3A59C8 #6A81D5

Accessibility & contrast

On white

8.85

#2B439A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2B439A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B439A

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B439A	#FFFFFF	#000000	##FFFFFF
##2B439A	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9D

Deuteranopia (green-blind)

#004598

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2b439a;
/* rgb */ color: rgb(43, 67, 154);
/* oklch */ color: oklch(41.8% 0.145 267.9);

Tailwind

colors: {
  custom: {
    50: '#7376b8',
    500: '#2b439a',
    950: '#000000',
  },
}

SCSS

$custom: #2b439a;
$custom-light: #7376b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b439a",
  "rgb": {
    "r": 43,
    "g": 67,
    "b": 154
  },
  "hsl": {
    "h": 227.027,
    "s": 56.345,
    "l": 38.627
  },
  "oklch": {
    "l": 0.41751,
    "c": 0.14496,
    "h": 267.9
  },
  "luminance": 0.06861
}

Semantic roles & 50–950 ramp

primary

#2B439A

secondary

#BCA965

accent

#BF48E0

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B439A

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

Preview Lab → · Contrast checker → · Palette generator →