#2B2BA1#2B2BA1

#2B2BA1 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.1% C 0.183 H 273.4°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#2B2BA1
RGB	rgb(43, 43, 161)
HSL	hsl(240, 58%, 40%)
HSV	hsv(240, 73%, 63%)
CMYK	cmyk(73.3%, 73.3%, 0%, 36.9%)
CIE-LAB	lab(26.20, 39.86, -63.20)
CIE-LCH	lch(26.20, 74.72, 302.24°)
OKLab	oklab(38.06% 0.011 -0.1828)
OKLCH	oklch(38.06% 0.183 273.4)
XYZ	xyz(8.2910, 4.8137, 34.2035)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2BA1 #A1A12B

analogous

#2B66A1 #2B2BA1 #662BA1

triadic

#2B2BA1 #A12B2B #2BA12B

tetradic

#2B2BA1 #A12B66 #A1A12B #2BA166

square

#2B2BA1 #A12B66 #A1A12B #2BA166

split-complementary

#2B2BA1 #A1662B #66A12B

monochromatic

#111140 #1E1E71 #2B2BA1 #3E3ECB #6E6ED8

Accessibility & contrast

On white

10.70

#2B2BA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2B2BA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2BA1

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2BA1	#FFFFFF	#000000	##FFFFFF
##2B2BA1	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A4

Deuteranopia (green-blind)

#00389F

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2b2ba1;
/* rgb */ color: rgb(43, 43, 161);
/* oklch */ color: oklch(38.1% 0.183 273.4);

Tailwind

colors: {
  custom: {
    50: '#7766be',
    500: '#2b2ba1',
    950: '#000000',
  },
}

SCSS

$custom: #2b2ba1;
$custom-light: #7766be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2ba1",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 161
  },
  "hsl": {
    "h": 240,
    "s": 57.843,
    "l": 40
  },
  "oklch": {
    "l": 0.38062,
    "c": 0.18315,
    "h": 273.4
  },
  "luminance": 0.04815
}

Semantic roles & 50–950 ramp

primary

#2B2BA1

secondary

#BFBF69

accent

#E147E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2B2BA1

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

Preview Lab → · Contrast checker → · Palette generator →