#2C45B5#2C45B5

#2C45B5 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.179 H 268.3°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#2C45B5
RGB	rgb(44, 69, 181)
HSL	hsl(229, 61%, 44%)
HSV	hsv(229, 76%, 71%)
CMYK	cmyk(75.7%, 61.9%, 0%, 29%)
CIE-LAB	lab(34.25, 30.76, -61.98)
CIE-LCH	lch(34.25, 69.19, 296.39°)
OKLab	oklab(44.5% -0.0053 -0.1791)
OKLCH	oklch(44.5% 0.179 268.3)
XYZ	xyz(11.5044, 8.1267, 44.6694)
Luminance	0.0813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C45B5 #B59C2C

analogous

#2C8AB5 #2C45B5 #582CB5

triadic

#2C45B5 #B52C45 #45B52C

tetradic

#2C45B5 #B52C8A #B59C2C #2CB558

square

#2C45B5 #B52C8A #B59C2C #2CB558

split-complementary

#2C45B5 #B5582C #8AB52C

monochromatic

#141F53 #203284 #2C45B5 #4B64D3 #7C8EDF

Accessibility & contrast

On white

8.00

#2C45B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#2C45B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C45B5

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C45B5	#FFFFFF	#000000	##FFFFFF
##2C45B5	1.00	8.00	2.63	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#004AB3

Tritanopia (blue-blind)

#006276

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2c45b5;
/* rgb */ color: rgb(44, 69, 181);
/* oklch */ color: oklch(44.5% 0.179 268.3);

Tailwind

colors: {
  custom: {
    50: '#7a78cc',
    500: '#2c45b5',
    950: '#000000',
  },
}

SCSS

$custom: #2c45b5;
$custom-light: #7a78cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c45b5",
  "rgb": {
    "r": 44,
    "g": 69,
    "b": 181
  },
  "hsl": {
    "h": 229.051,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.44504,
    "c": 0.1792,
    "h": 268.3
  },
  "luminance": 0.08128
}

Semantic roles & 50–950 ramp

primary

#2C45B5

secondary

#C8B975

accent

#C744E4

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2C45B5

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

Preview Lab → · Contrast checker → · Palette generator →