#2C3DB4#2C3DB4

#2C3DB4 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.0% C 0.187 H 269.9°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#2C3DB4
RGB	rgb(44, 61, 180)
HSL	hsl(233, 61%, 44%)
HSV	hsv(233, 76%, 71%)
CMYK	cmyk(75.6%, 66.1%, 0%, 29.4%)
CIE-LAB	lab(32.18, 35.55, -64.76)
CIE-LCH	lch(32.18, 73.88, 298.76°)
OKLab	oklab(42.96% -0.0003 -0.1873)
OKLCH	oklch(42.96% 0.187 269.9)
XYZ	xyz(10.9428, 7.1671, 43.9778)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3DB4 #B4A32C

analogous

#2C81B4 #2C3DB4 #5F2CB4

triadic

#2C3DB4 #B42C3D #3DB42C

tetradic

#2C3DB4 #B42C81 #B4A32C #2CB45F

square

#2C3DB4 #B42C81 #B4A32C #2CB45F

split-complementary

#2C3DB4 #B45F2C #81B42C

monochromatic

#141C52 #202C83 #2C3DB4 #4A5BD3 #7C88DF

Accessibility & contrast

On white

8.63

#2C3DB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2C3DB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3DB4

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3DB4	#FFFFFF	#000000	##FFFFFF
##2C3DB4	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B8

Deuteranopia (green-blind)

#0045B2

Tritanopia (blue-blind)

#005D73

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2c3db4;
/* rgb */ color: rgb(44, 61, 180);
/* oklch */ color: oklch(43.0% 0.187 269.9);

Tailwind

colors: {
  custom: {
    50: '#7a72cc',
    500: '#2c3db4',
    950: '#000000',
  },
}

SCSS

$custom: #2c3db4;
$custom-light: #7a72cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3db4",
  "rgb": {
    "r": 44,
    "g": 61,
    "b": 180
  },
  "hsl": {
    "h": 232.5,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42961,
    "c": 0.18734,
    "h": 269.9
  },
  "luminance": 0.07168
}

Semantic roles & 50–950 ramp

primary

#2C3DB4

secondary

#C7BD75

accent

#D044E4

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2C3DB4

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

Preview Lab → · Contrast checker → · Palette generator →