#2C43BC#2C43BC

#2C43BC is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.8% C 0.191 H 268.7°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#2C43BC
RGB	rgb(44, 67, 188)
HSL	hsl(230, 62%, 45%)
HSV	hsv(230, 77%, 74%)
CMYK	cmyk(76.6%, 64.4%, 0%, 26.3%)
CIE-LAB	lab(34.35, 34.62, -65.93)
CIE-LCH	lch(34.35, 74.47, 297.71°)
OKLab	oklab(44.77% -0.0043 -0.1907)
OKLCH	oklch(44.77% 0.191 268.7)
XYZ	xyz(12.1198, 8.1793, 48.5072)
Luminance	0.0818 (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

#2C43BC #BCA52C

analogous

#2C8BBC #2C43BC #5D2CBC

triadic

#2C43BC #BC2C43 #43BC2C

tetradic

#2C43BC #BC2C8B #BCA52C #2CBC5D

square

#2C43BC #BC2C8B #BCA52C #2CBC5D

split-complementary

#2C43BC #BC5D2C #8BBC2C

monochromatic

#152059 #20318A #2C43BC #4F65D6 #8190E1

Accessibility & contrast

On white

7.97

#2C43BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#2C43BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C43BC

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C43BC	#FFFFFF	#000000	##FFFFFF
##2C43BC	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C0

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2c43bc;
/* rgb */ color: rgb(44, 67, 188);
/* oklch */ color: oklch(44.8% 0.191 268.7);

Tailwind

colors: {
  custom: {
    50: '#7c77d1',
    500: '#2c43bc',
    950: '#000000',
  },
}

SCSS

$custom: #2c43bc;
$custom-light: #7c77d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c43bc",
  "rgb": {
    "r": 44,
    "g": 67,
    "b": 188
  },
  "hsl": {
    "h": 230.417,
    "s": 62.069,
    "l": 45.49
  },
  "oklch": {
    "l": 0.44771,
    "c": 0.19077,
    "h": 268.7
  },
  "luminance": 0.08181
}

Semantic roles & 50–950 ramp

primary

#2C43BC

secondary

#CABD79

accent

#CB43E5

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #2C43BC

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

Preview Lab → · Contrast checker → · Palette generator →