#2C3FA6#2C3FA6

#2C3FA6 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.0% C 0.166 H 269.7°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#2C3FA6
RGB	rgb(44, 63, 166)
HSL	hsl(231, 58%, 41%)
HSV	hsv(231, 73%, 65%)
CMYK	cmyk(73.5%, 62%, 0%, 34.9%)
CIE-LAB	lab(31.45, 29.12, -57.61)
CIE-LCH	lch(31.45, 64.55, 296.82°)
OKLab	oklab(42.04% -0.001 -0.1664)
OKLCH	oklch(42.04% 0.166 269.7)
XYZ	xyz(9.6968, 6.8427, 36.8787)
Luminance	0.0684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3FA6 #A6932C

analogous

#2C7CA6 #2C3FA6 #562CA6

triadic

#2C3FA6 #A62C3F #3FA62C

tetradic

#2C3FA6 #A62C7C #A6932C #2CA656

square

#2C3FA6 #A62C7C #A6932C #2CA656

split-complementary

#2C3FA6 #A6562C #7CA62C

monochromatic

#121A45 #1F2D76 #2C3FA6 #4258CD #7383DA

Accessibility & contrast

On white

8.87

#2C3FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2C3FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3FA6

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3FA6	#FFFFFF	#000000	##FFFFFF
##2C3FA6	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A9

Deuteranopia (green-blind)

#0044A4

Tritanopia (blue-blind)

#00596C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2c3fa6;
/* rgb */ color: rgb(44, 63, 166);
/* oklch */ color: oklch(42.0% 0.166 269.7);

Tailwind

colors: {
  custom: {
    50: '#7774c1',
    500: '#2c3fa6',
    950: '#000000',
  },
}

SCSS

$custom: #2c3fa6;
$custom-light: #7774c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3fa6",
  "rgb": {
    "r": 44,
    "g": 63,
    "b": 166
  },
  "hsl": {
    "h": 230.656,
    "s": 58.095,
    "l": 41.176
  },
  "oklch": {
    "l": 0.42038,
    "c": 0.16637,
    "h": 269.7
  },
  "luminance": 0.06844
}

Semantic roles & 50–950 ramp

primary

#2C3FA6

secondary

#C1B46D

accent

#C946E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C3FA6

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

Preview Lab → · Contrast checker → · Palette generator →