#2C3BB3#2C3BB3

#2C3BB3 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.5% C 0.188 H 270.3°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2C3BB3
RGB	rgb(44, 59, 179)
HSL	hsl(233, 61%, 44%)
HSV	hsv(233, 75%, 70%)
CMYK	cmyk(75.4%, 67%, 0%, 29.8%)
CIE-LAB	lab(31.62, 36.46, -65.10)
CIE-LCH	lch(31.62, 74.61, 299.25°)
OKLab	oklab(42.52% 0.0009 -0.1883)
OKLCH	oklch(42.52% 0.188 270.3)
XYZ	xyz(10.7366, 6.9169, 43.4083)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3BB3 #B3A42C

analogous

#2C7EB3 #2C3BB3 #602CB3

triadic

#2C3BB3 #B32C3B #3BB32C

tetradic

#2C3BB3 #B32C7E #B3A42C #2CB360

square

#2C3BB3 #B32C7E #B3A42C #2CB360

split-complementary

#2C3BB3 #B3602C #7EB32C

monochromatic

#141B51 #202B82 #2C3BB3 #4A59D2 #7B86DF

Accessibility & contrast

On white

8.81

#2C3BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2C3BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3BB3

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3BB3	#FFFFFF	#000000	##FFFFFF
##2C3BB3	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B7

Deuteranopia (green-blind)

#0044B1

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2c3bb3;
/* rgb */ color: rgb(44, 59, 179);
/* oklch */ color: oklch(42.5% 0.188 270.3);

Tailwind

colors: {
  custom: {
    50: '#7a71cb',
    500: '#2c3bb3',
    950: '#000000',
  },
}

SCSS

$custom: #2c3bb3;
$custom-light: #7a71cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3bb3",
  "rgb": {
    "r": 44,
    "g": 59,
    "b": 179
  },
  "hsl": {
    "h": 233.333,
    "s": 60.538,
    "l": 43.725
  },
  "oklch": {
    "l": 0.42519,
    "c": 0.18833,
    "h": 270.3
  },
  "luminance": 0.06918
}

Semantic roles & 50–950 ramp

primary

#2C3BB3

secondary

#C7BE74

accent

#D244E4

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2C3BB3

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

Preview Lab → · Contrast checker → · Palette generator →