#2C3BB4#2C3BB4

#2C3BB4 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.6% C 0.190 H 270.3°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#2C3BB4
RGB	rgb(44, 59, 180)
HSL	hsl(233, 61%, 44%)
HSV	hsv(233, 76%, 71%)
CMYK	cmyk(75.6%, 67.2%, 0%, 29.4%)
CIE-LAB	lab(31.71, 36.81, -65.54)
CIE-LCH	lch(31.71, 75.17, 299.32°)
OKLab	oklab(42.61% 0.0009 -0.1896)
OKLCH	oklch(42.61% 0.19 270.3)
XYZ	xyz(10.8381, 6.9575, 43.9429)
Luminance	0.0696 (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

#2C3BB4 #B4A52C

analogous

#2C7FB4 #2C3BB4 #612CB4

triadic

#2C3BB4 #B42C3B #3BB42C

tetradic

#2C3BB4 #B42C7F #B4A52C #2CB461

square

#2C3BB4 #B42C7F #B4A52C #2CB461

split-complementary

#2C3BB4 #B4612C #7FB42C

monochromatic

#141B52 #202B83 #2C3BB4 #4A59D3 #7C86DF

Accessibility & contrast

On white

8.78

#2C3BB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2C3BB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3BB4

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3BB4	#FFFFFF	#000000	##FFFFFF
##2C3BB4	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B8

Deuteranopia (green-blind)

#0044B2

Tritanopia (blue-blind)

#005C72

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2c3bb4;
/* rgb */ color: rgb(44, 59, 180);
/* oklch */ color: oklch(42.6% 0.190 270.3);

Tailwind

colors: {
  custom: {
    50: '#7b71cc',
    500: '#2c3bb4',
    950: '#000000',
  },
}

SCSS

$custom: #2c3bb4;
$custom-light: #7b71cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3bb4",
  "rgb": {
    "r": 44,
    "g": 59,
    "b": 180
  },
  "hsl": {
    "h": 233.382,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42615,
    "c": 0.18963,
    "h": 270.3
  },
  "luminance": 0.06959
}

Semantic roles & 50–950 ramp

primary

#2C3BB4

secondary

#C7BE75

accent

#D244E4

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2C3BB4

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

Preview Lab → · Contrast checker → · Palette generator →