#2B3CAE#2B3CAE

#2B3CAE is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.2% C 0.181 H 269.9°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#2B3CAE
RGB	rgb(43, 60, 174)
HSL	hsl(232, 60%, 43%)
HSV	hsv(232, 75%, 68%)
CMYK	cmyk(75.3%, 65.5%, 0%, 31.8%)
CIE-LAB	lab(31.35, 33.90, -62.56)
CIE-LCH	lch(31.35, 71.16, 298.45°)
OKLab	oklab(42.17% -0.0003 -0.1809)
OKLCH	oklch(42.17% 0.181 269.9)
XYZ	xyz(10.2495, 6.8002, 40.8086)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.40

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3CAE #AE9D2B

analogous

#2B7DAE #2B3CAE #5C2BAE

triadic

#2B3CAE #AE2B3C #3CAE2B

tetradic

#2B3CAE #AE2B7D #AE9D2B #2BAE5C

square

#2B3CAE #AE2B7D #AE9D2B #2BAE5C

split-complementary

#2B3CAE #AE5C2B #7DAE2B

monochromatic

#131A4C #1F2B7D #2B3CAE #4557D1 #7684DD

Accessibility & contrast

On white

8.90

#2B3CAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#2B3CAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3CAE

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3CAE	#FFFFFF	#000000	##FFFFFF
##2B3CAE	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B2

Deuteranopia (green-blind)

#0044AC

Tritanopia (blue-blind)

#005A6F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2b3cae;
/* rgb */ color: rgb(43, 60, 174);
/* oklch */ color: oklch(42.2% 0.181 269.9);

Tailwind

colors: {
  custom: {
    50: '#7971c7',
    500: '#2b3cae',
    950: '#000000',
  },
}

SCSS

$custom: #2b3cae;
$custom-light: #7971c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3cae",
  "rgb": {
    "r": 43,
    "g": 60,
    "b": 174
  },
  "hsl": {
    "h": 232.214,
    "s": 60.369,
    "l": 42.549
  },
  "oklch": {
    "l": 0.42168,
    "c": 0.18094,
    "h": 269.9
  },
  "luminance": 0.06801
}

Semantic roles & 50–950 ramp

primary

#2B3CAE

secondary

#C5BA70

accent

#CF44E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2B3CAE

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

Preview Lab → · Contrast checker → · Palette generator →