#2C42BA#2C42BA

#2C42BA is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.4% C 0.189 H 268.9°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#2C42BA
RGB	rgb(44, 66, 186)
HSL	hsl(231, 62%, 45%)
HSV	hsv(231, 76%, 73%)
CMYK	cmyk(76.3%, 64.5%, 0%, 27.1%)
CIE-LAB	lab(33.93, 34.53, -65.44)
CIE-LCH	lch(33.93, 74.00, 297.82°)
OKLab	oklab(44.41% -0.0036 -0.1893)
OKLCH	oklch(44.41% 0.189 268.9)
XYZ	xyz(11.8468, 7.9758, 47.3600)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.84

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C42BA #BAA42C

analogous

#2C89BA #2C42BA #5D2CBA

triadic

#2C42BA #BA2C42 #42BA2C

tetradic

#2C42BA #BA2C89 #BAA42C #2CBA5D

square

#2C42BA #BA2C89 #BAA42C #2CBA5D

split-complementary

#2C42BA #BA5D2C #89BA2C

monochromatic

#151F57 #203089 #2C42BA #4E63D5 #808FE1

Accessibility & contrast

On white

8.09

#2C42BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2C42BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C42BA

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C42BA	#FFFFFF	#000000	##FFFFFF
##2C42BA	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BE

Deuteranopia (green-blind)

#0049B8

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2c42ba;
/* rgb */ color: rgb(44, 66, 186);
/* oklch */ color: oklch(44.4% 0.189 268.9);

Tailwind

colors: {
  custom: {
    50: '#7b76d0',
    500: '#2c42ba',
    950: '#000000',
  },
}

SCSS

$custom: #2c42ba;
$custom-light: #7b76d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c42ba",
  "rgb": {
    "r": 44,
    "g": 66,
    "b": 186
  },
  "hsl": {
    "h": 230.704,
    "s": 61.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.44407,
    "c": 0.18933,
    "h": 268.9
  },
  "luminance": 0.07977
}

Semantic roles & 50–950 ramp

primary

#2C42BA

secondary

#CABD78

accent

#CC43E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2C42BA

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

Preview Lab → · Contrast checker → · Palette generator →