#2C3CB5#2C3CB5

#2C3CB5 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.9% C 0.190 H 270.1°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#2C3CB5
RGB	rgb(44, 60, 181)
HSL	hsl(233, 61%, 44%)
HSV	hsv(233, 76%, 71%)
CMYK	cmyk(75.7%, 66.9%, 0%, 29%)
CIE-LAB	lab(32.04, 36.54, -65.59)
CIE-LCH	lch(32.04, 75.09, 299.12°)
OKLab	oklab(42.88% 0.0002 -0.1898)
OKLCH	oklch(42.88% 0.19 270.1)
XYZ	xyz(10.9922, 7.1022, 44.4986)
Luminance	0.0710 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3CB5 #B5A52C

analogous

#2C81B5 #2C3CB5 #612CB5

triadic

#2C3CB5 #B52C3C #3CB52C

tetradic

#2C3CB5 #B52C81 #B5A52C #2CB561

square

#2C3CB5 #B52C81 #B5A52C #2CB561

split-complementary

#2C3CB5 #B5612C #81B52C

monochromatic

#141B53 #202C84 #2C3CB5 #4B5BD3 #7C88DF

Accessibility & contrast

On white

8.68

#2C3CB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2C3CB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3CB5

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3CB5	#FFFFFF	#000000	##FFFFFF
##2C3CB5	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B9

Deuteranopia (green-blind)

#0045B3

Tritanopia (blue-blind)

#005D73

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2c3cb5;
/* rgb */ color: rgb(44, 60, 181);
/* oklch */ color: oklch(42.9% 0.190 270.1);

Tailwind

colors: {
  custom: {
    50: '#7b72cc',
    500: '#2c3cb5',
    950: '#000000',
  },
}

SCSS

$custom: #2c3cb5;
$custom-light: #7b72cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3cb5",
  "rgb": {
    "r": 44,
    "g": 60,
    "b": 181
  },
  "hsl": {
    "h": 232.993,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42883,
    "c": 0.18978,
    "h": 270.1
  },
  "luminance": 0.07103
}

Semantic roles & 50–950 ramp

primary

#2C3CB5

secondary

#C8BE75

accent

#D144E4

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2C3CB5

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

Preview Lab → · Contrast checker → · Palette generator →