#2B41BC#2B41BC

#2B41BC is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.193 H 268.8°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#2B41BC
RGB	rgb(43, 65, 188)
HSL	hsl(231, 63%, 45%)
HSV	hsv(231, 77%, 74%)
CMYK	cmyk(77.1%, 65.4%, 0%, 26.3%)
CIE-LAB	lab(33.82, 35.80, -66.80)
CIE-LCH	lch(33.82, 75.79, 298.19°)
OKLab	oklab(44.37% -0.004 -0.1933)
OKLCH	oklch(44.37% 0.193 268.8)
XYZ	xyz(11.9605, 7.9237, 48.4663)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.63

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B41BC #BCA62B

analogous

#2B89BC #2B41BC #5E2BBC

triadic

#2B41BC #BC2B41 #41BC2B

tetradic

#2B41BC #BC2B89 #BCA62B #2BBC5E

square

#2B41BC #BC2B89 #BCA62B #2BBC5E

split-complementary

#2B41BC #BC5E2B #89BC2B

monochromatic

#141F58 #20308A #2B41BC #4E62D6 #808EE2

Accessibility & contrast

On white

8.12

#2B41BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#2B41BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B41BC

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B41BC	#FFFFFF	#000000	##FFFFFF
##2B41BC	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C0

Deuteranopia (green-blind)

#0049BA

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2b41bc;
/* rgb */ color: rgb(43, 65, 188);
/* oklch */ color: oklch(44.4% 0.193 268.8);

Tailwind

colors: {
  custom: {
    50: '#7c75d1',
    500: '#2b41bc',
    950: '#000000',
  },
}

SCSS

$custom: #2b41bc;
$custom-light: #7c75d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b41bc",
  "rgb": {
    "r": 43,
    "g": 65,
    "b": 188
  },
  "hsl": {
    "h": 230.897,
    "s": 62.771,
    "l": 45.294
  },
  "oklch": {
    "l": 0.4437,
    "c": 0.19334,
    "h": 268.8
  },
  "luminance": 0.07925
}

Semantic roles & 50–950 ramp

primary

#2B41BC

secondary

#CBBE78

accent

#CD42E6

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #2B41BC

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

Preview Lab → · Contrast checker → · Palette generator →