#2B43AE#2B43AE

#2B43AE is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.5% C 0.173 H 268.4°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#2B43AE
RGB	rgb(43, 67, 174)
HSL	hsl(229, 60%, 43%)
HSV	hsv(229, 75%, 68%)
CMYK	cmyk(75.3%, 61.5%, 0%, 31.8%)
CIE-LAB	lab(33.10, 29.35, -59.70)
CIE-LCH	lch(33.10, 66.52, 296.18°)
OKLab	oklab(43.46% -0.0048 -0.1725)
OKLCH	oklch(43.46% 0.173 268.4)
XYZ	xyz(10.6408, 7.5827, 40.9390)
Luminance	0.0758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B43AE #AE962B

analogous

#2B84AE #2B43AE #552BAE

triadic

#2B43AE #AE2B43 #43AE2B

tetradic

#2B43AE #AE2B84 #AE962B #2BAE55

square

#2B43AE #AE2B84 #AE962B #2BAE55

split-complementary

#2B43AE #AE552B #84AE2B

monochromatic

#131D4C #1F307D #2B43AE #455FD1 #7689DD

Accessibility & contrast

On white

8.34

#2B43AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#2B43AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B43AE

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B43AE	#FFFFFF	#000000	##FFFFFF
##2B43AE	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B2

Deuteranopia (green-blind)

#0048AC

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2b43ae;
/* rgb */ color: rgb(43, 67, 174);
/* oklch */ color: oklch(43.5% 0.173 268.4);

Tailwind

colors: {
  custom: {
    50: '#7877c7',
    500: '#2b43ae',
    950: '#000000',
  },
}

SCSS

$custom: #2b43ae;
$custom-light: #7877c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b43ae",
  "rgb": {
    "r": 43,
    "g": 67,
    "b": 174
  },
  "hsl": {
    "h": 229.008,
    "s": 60.369,
    "l": 42.549
  },
  "oklch": {
    "l": 0.43459,
    "c": 0.17255,
    "h": 268.4
  },
  "luminance": 0.07584
}

Semantic roles & 50–950 ramp

primary

#2B43AE

secondary

#C5B570

accent

#C644E4

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2B43AE

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

Preview Lab → · Contrast checker → · Palette generator →