#2C48B1#2C48B1

#2C48B1 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.170 H 267.5°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#2C48B1
RGB	rgb(44, 72, 177)
HSL	hsl(227, 60%, 43%)
HSV	hsv(227, 75%, 69%)
CMYK	cmyk(75.1%, 59.3%, 0%, 30.6%)
CIE-LAB	lab(34.69, 27.30, -58.89)
CIE-LCH	lch(34.69, 64.91, 294.87°)
OKLab	oklab(44.73% -0.0074 -0.17)
OKLCH	oklch(44.73% 0.17 267.5)
XYZ	xyz(11.2891, 8.3433, 42.6019)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C48B1 #B1952C

analogous

#2C8AB1 #2C48B1 #522CB1

triadic

#2C48B1 #B12C48 #48B12C

tetradic

#2C48B1 #B12C8A #B1952C #2CB152

square

#2C48B1 #B12C8A #B1952C #2CB152

split-complementary

#2C48B1 #B1522C #8AB12C

monochromatic

#14204F #203480 #2C48B1 #4965D2 #7A8FDE

Accessibility & contrast

On white

7.87

#2C48B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#2C48B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C48B1

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C48B1	#FFFFFF	#000000	##FFFFFF
##2C48B1	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B5

Deuteranopia (green-blind)

#004CAF

Tritanopia (blue-blind)

#006275

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2c48b1;
/* rgb */ color: rgb(44, 72, 177);
/* oklch */ color: oklch(44.7% 0.170 267.5);

Tailwind

colors: {
  custom: {
    50: '#797ac9',
    500: '#2c48b1',
    950: '#000000',
  },
}

SCSS

$custom: #2c48b1;
$custom-light: #797ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#2c48b1",
  "rgb": {
    "r": 44,
    "g": 72,
    "b": 177
  },
  "hsl": {
    "h": 227.368,
    "s": 60.181,
    "l": 43.333
  },
  "oklch": {
    "l": 0.4473,
    "c": 0.17017,
    "h": 267.5
  },
  "luminance": 0.08345
}

Semantic roles & 50–950 ramp

primary

#2C48B1

secondary

#C6B473

accent

#C244E3

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2C48B1

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

Preview Lab → · Contrast checker → · Palette generator →