#2C3CAC#2C3CAC

#2C3CAC is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.0% C 0.178 H 270.3°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#2C3CAC
RGB	rgb(44, 60, 172)
HSL	hsl(233, 59%, 42%)
HSV	hsv(233, 74%, 67%)
CMYK	cmyk(74.4%, 65.1%, 0%, 32.5%)
CIE-LAB	lab(31.22, 33.29, -61.58)
CIE-LCH	lch(31.22, 70.00, 298.39°)
OKLab	oklab(42.03% 0.0008 -0.178)
OKLCH	oklch(42.03% 0.178 270.3)
XYZ	xyz(10.0984, 6.7447, 39.7914)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.53

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3CAC #AC9C2C

analogous

#2C7CAC #2C3CAC #5C2CAC

triadic

#2C3CAC #AC2C3C #3CAC2C

tetradic

#2C3CAC #AC2C7C #AC9C2C #2CAC5C

square

#2C3CAC #AC2C7C #AC9C2C #2CAC5C

split-complementary

#2C3CAC #AC5C2C #7CAC2C

monochromatic

#131A4B #202B7B #2C3CAC #4657D0 #7683DC

Accessibility & contrast

On white

8.94

#2C3CAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#2C3CAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3CAC

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3CAC	#FFFFFF	#000000	##FFFFFF
##2C3CAC	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B0

Deuteranopia (green-blind)

#0044AA

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2c3cac;
/* rgb */ color: rgb(44, 60, 172);
/* oklch */ color: oklch(42.0% 0.178 270.3);

Tailwind

colors: {
  custom: {
    50: '#7971c6',
    500: '#2c3cac',
    950: '#000000',
  },
}

SCSS

$custom: #2c3cac;
$custom-light: #7971c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3cac",
  "rgb": {
    "r": 44,
    "g": 60,
    "b": 172
  },
  "hsl": {
    "h": 232.5,
    "s": 59.259,
    "l": 42.353
  },
  "oklch": {
    "l": 0.42032,
    "c": 0.17803,
    "h": 270.3
  },
  "luminance": 0.06746
}

Semantic roles & 50–950 ramp

primary

#2C3CAC

secondary

#C4B970

accent

#CF45E2

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2C3CAC

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

Preview Lab → · Contrast checker → · Palette generator →