#2C3FA1#2C3FA1

#2C3FA1 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.6% C 0.160 H 269.7°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#2C3FA1
RGB	rgb(44, 63, 161)
HSL	hsl(230, 57%, 40%)
HSV	hsv(230, 73%, 63%)
CMYK	cmyk(72.7%, 60.9%, 0%, 36.9%)
CIE-LAB	lab(31.03, 27.26, -55.28)
CIE-LCH	lch(31.03, 61.64, 296.25°)
OKLab	oklab(41.6% -0.0009 -0.1595)
OKLCH	oklch(41.6% 0.16 269.7)
XYZ	xyz(9.2470, 6.6628, 34.5100)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3FA1 #A18E2C

analogous

#2C7AA1 #2C3FA1 #532CA1

triadic

#2C3FA1 #A12C3F #3FA12C

tetradic

#2C3FA1 #A12C7A #A18E2C #2CA153

square

#2C3FA1 #A12C7A #A18E2C #2CA153

split-complementary

#2C3FA1 #A1532C #7AA12C

monochromatic

#121941 #1F2C71 #2C3FA1 #4056CB #7081D8

Accessibility & contrast

On white

9.00

#2C3FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2C3FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3FA1

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3FA1	#FFFFFF	#000000	##FFFFFF
##2C3FA1	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA4

Deuteranopia (green-blind)

#00449F

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2c3fa1;
/* rgb */ color: rgb(44, 63, 161);
/* oklch */ color: oklch(41.6% 0.160 269.7);

Tailwind

colors: {
  custom: {
    50: '#7673be',
    500: '#2c3fa1',
    950: '#000000',
  },
}

SCSS

$custom: #2c3fa1;
$custom-light: #7673be;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3fa1",
  "rgb": {
    "r": 44,
    "g": 63,
    "b": 161
  },
  "hsl": {
    "h": 230.256,
    "s": 57.073,
    "l": 40.196
  },
  "oklch": {
    "l": 0.41597,
    "c": 0.15954,
    "h": 269.7
  },
  "luminance": 0.06664
}

Semantic roles & 50–950 ramp

primary

#2C3FA1

secondary

#BFB16A

accent

#C847E0

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C3FA1

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

Preview Lab → · Contrast checker → · Palette generator →